Vision Research Lab - Publications

Retreived entries: 229 [» Advanced search]

2008

Marco Zuliani, Luca Bertelli, B. S. Manjunath,
"An Automatic Method to Learn and Transfer the Photometric Appearance of Partially Overlapping Images"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[BibTex]
Anindya Sarkar, Lakshmanan Nataraj, B. S. Manjunath, Upamanyu Madhow,
"Estimation of Optimum Coding Redundancy and Frequency Domain Analysis of Attacks for YASS - a Randomized Block Based Hiding Scheme"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Our recently introduced JPEG steganographic method called Yet Another Steganographic Scheme (YASS) can resist blind steganalysis by embedding data in the discrete cosine transform (DCT) domain in rand..." [more]
Luca Bertelli, Pratim Ghosh, B. S. Manjunath, Frederic Gibou,
"Reference-based Probabilistic Segmentation as Non-Rigid Registration using Thin Plate Splines"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[BibTex]
Michael J. Quinn and Thomas Kuo and B.S. Manjunath,
"A Lightweight Multiview Tracked Person Descriptor for Camera Sensor Networks"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "We present a simple multiple view 3D model for object tracking and identification in camera networks. Our model is composed of 8 distinct views in the interval [0, 7*PI/4]. Each of the 8 parts describ..." [more]
M.E. Sargin, A. Altinok, K. Rose, B.S. Manjunath,
"Conditional Iterative Decoding of Two Dimensional Hidden Markov Models"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[BibTex]
Nhat Vu and B.S. Manjunath,
"Graph Cut Segmentation of Neuronal Structures from Transmission Electron Micrographs"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "In many neurophysiological studies, understanding the neuronal circuitry of the brain requires detailed 3D models of the nerve cells and their synapses. Typically, researchers build the 3D models by m..." [more]
Elisa Drelie Gelasca, Jiyun Byun, Boguslaw Obara, B.S. Manjunath,
"Evaluation and Benchmark for Biological Image Segmentation"
Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "This paper describes ongoing work on creating a benchmarking and validation dataset for biological image segmentation. While the primary target is biological images, we believe that the dataset would ..." [more]
Jim Kleban, Xing Xie, Wei-Ying Ma,
"Spatial Pyramid Mining For Logo Detection in Natural Scenes"
Proc. IEEE International Conference on Multimedia and Expo (ICME), Hannover, Germany, Jun. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "This work introduces a novel data mining scheme, spatial pyramid mining, to discover association rules at multiple resolutions in order to identify frequent spatial configurations of local features th..." [more]
Emily Moxley and Tao Mei and Xian-Sheng Hua and Wei-Ying Ma and B.S. Manjunath,
"Automatic Video Annotation Through Search and Mining"
Proc. IEEE International Conference on Multimedia and Expo (ICME), Hannover, Germany, Jun. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Conventional approaches to video annotation predominantly focus on supervised identification of a limited set of concepts, while unsupervised annotation with infinite vocabulary remains unexplored. Th..." [more]
Nhat Vu and B.S. Manjunath,
"Shape Prior Segmentation of Multiple Objects with Graph Cuts"
IEEE Computer Society Conference on Computer Vision and Pattern Recognition, Anchorage, Alaska, USA, Jun. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "We present a new shape prior segmentation method using graph cuts capable of segmenting multiple objects. The shape prior energy is based on a shape distance popular with level set approaches. We also..." [more]
M. E. Sargin, A. Altinok, K. Rose and B.S. Manjunath,
"Deformable Trellis: Open Contour Tracking in Bio-Image Sequences"
IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'08), Las Vegas, USA, Apr. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "This paper presents an open contour tracking method that employs an arc-emission Hidden Markov Model (HMM). The algorithm encodes the shape information of the structure in a spatially deformable trell..." [more]
Anindya Sarkar, Vishwakarma Singh, Pratim Ghosh, B. S. Manjunath and Ambuj Singh,
"Discussion of a Pruning Scheme for Top-K Retrievals Among Vector Quantizer Encoded Signatures"
Technical Report, VRL, ECE, University of California, Santa Barbara, Apr. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "The problem we are considering here is duplicate video detection. We have a database of N videos and we store compact signatures, called fingerprints, for each of them. When a query video is presented..." [more]
M. Zuliani, L. Bertelli, C. Kenney and B. S. Manjunath,
"Drums, curve descriptors, and affine invariant region matching"
Image and Vision Computing, vol. 26, no. 3, pp. 347-360, Mar. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "In this paper we present a new physically motivated curve/region descriptor based on the solution of Helmholtz's equation. The descriptor we propose satisfies the six principles set by MPEG-7: it has ..." [more]
Laura E. Boucheron, Neal R. Harvey, and B. S. Manjunath,
"On Using Cytoplasm and Stroma Features in Automated Cancer Diagnosis"
Workshop on Bio-Image Informatics: Biological Imaging, Computer Vision and Data Mining, Santa Barbara, CA, USA, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "The utility of nuclear features for automated cancer diagnosis has been well established. Use of cytoplasm and stroma features, however, has not been addressed in an computeraided diagnosis system, al..." [more]
Jiyun Byun, DeeAnn Hartung, Stuart Feinstein and B. S. Manjunath,
"Quantifying Cell Viability in Cultured Cells"
Workshop on Bio-Image Informatics: Biological Imaging, Computer Vision and Data Mining, Santa Barbara, CA, USA, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Analyzing cell viability is crucial in understanding the underlying molecular mechanisms of disease. With more than 20 million cases worldwide, Alzheimer's disease (AD) is now the most common neurodeg..." [more]
Boguslaw Obara, Michael Veeman, William Smith and B.S. Manjunath,
"Segmentation and analysis of notochord cells in 3D microscope data"
Workshop on Bio-Image Informatics: Biological Imaging, Computer Vision and Data Mining, Santa Barbara, CA, USA, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "The notochord is an embryonic structure that undergoes dramatic cell shape changes as it itself changes shape from a roughly isodiametric primordium of mesenchymal cells to a long extended rod. Ascidi..." [more]
Boguslaw Obara, Jiyun Byun, Dmitry Fedorov and B. S. Manjunath,
"Automatic nuclei detection and dataflow in Bisquik system"
Workshop on Bio-Image Informatics: Biological Imaging, Computer Vision and Data Mining, Santa Barbara, CA, USA, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Identification of cell nuclei is a fundamental operation,and nuclei centroids are used in a wide gamut of biological and medical analysis. Many methods exist for semi-automated and automated counting ..." [more]
Elisa Drelie Gelasca, Jiyun Byun, Boguslaw Obara and B.S. Manjunath,
"Benchmark for evaluating biological image analysis tools"
Workshop on Bio-Image Informatics: Biological Imaging, Computer Vision and Data Mining, Santa Barbara, CA, USA, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Biological images are critical components for a detailed understanding of the structure and functioning of cells and proteins. Image processing and analysis tools increasingly play a significant role ..." [more]
Anindya Sarkar, Pratim Ghosh, Emily Moxley and B. S. Manjunath,
"Video Fingerprinting: Features for Duplicate and Similar Video Detection and Query-based Video Retrieval"
Proc. SPIE - Multimedia Content Access: Algorithms and Systems II, San Jose, California, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "A video "fingerprint" is a feature extracted from the video that should represent the video compactly, allowing faster search without compromising the retrieval accuracy. Here, we use a keyframe set t..." [more]
Anindya Sarkar, Kaushal Solanki and B. S. Manjunath,
"Further Study on YASS: Steganography Based on Randomized Embedding to Resist Blind Steganalysis"
Proc. SPIE - Security, Steganography, and Watermarking of Multimedia Contents (X), San Jose, California, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "We present further extensions of yet another steganographic scheme (YASS), a method based on embedding data in randomized locations so as to resist blind steganalysis. YASS is a JPEG steganographic te..." [more]
A. Sarkar, K. Sullivan and B. S. Manjunath,
"Steganographic Capacity Estimation for the Statistical Restoration Framework"
Proc. SPIE - Security, Steganography, and Watermarking of Multimedia Contents (X), San Jose, California, Jan. 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "In this paper we attempt to quantify the "active" steganographic capacity - the maximum rate at which data can be hidden, and correctly decoded, in a multimedia cover subject to noise/attack (hence - ..." [more]
Luca Bertelli, Baris Sumengen, B.S. Manjunath and Frederic Gibou,
"A Variational Framework for Multi-Region Pairwise Similarity-based Image Segmentation"
IEEE Transactions on Pattern Analysis and Machine Intelligence, 2008.
[abstract] [PDF] [BibTex]
Abstract preview: "Variational cost functions that are based on pairwise similarity between pixels can be minimized within level set framework resulting in a binary image segmentation. In this paper we extend such cost ..." [more]

2007

Laura E. Boucheron, Neal R. Harvey and B.S. Manjunath,
"A Quantitative Object-Level Metric for Segmentation Performance and Its Application to Cell Nuclei"
Proc. International Symposium on Visual Computing (ISVC), Lake Tahoe, Nevada/California, pp. 208–219, Nov. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We present an object-level metric for segmentation performance which was developed to quantify both over- and under-segmentation errors, as well as to penalize segmentations with larger deviations in ..." [more]
A. Altinok, E. Sargin, E. Kiris, L. Wilson, S. C. Feinstein, B.S. Manjunath and K. Rose,
"Segmenting filamentous biological structures by automated tracing"
Society for Neuroscience Annual Meeting (SfN), San Diego, CA, Nov. 2007.
Abstract
[BibTex]
E. Kiris, M. R. Gaylord, J. Reifert, M.E. Sargin, A. Altinok, K. Rose, B.S. Manjunath, M. A. Jordan, L. Wilson and S. C. Feinstein,
"Effects of combinatorial tau pseudophosphorylation upon microtubule binding assembly andthe regulation of dynamic instability in vitro"
Society for Neuroscience (SfN), San Diego, CA, USA, Nov. 2007.
abstract
[BibTex]
E. Drelie Gelasca, S. Joshi, J. Kleban, S. Mangiat, B.S. Manjunath, E. Moxley, A. Sarkar, and J. Xu,
"The Vision Research Lab of UCSB at TRECVID 2007"
Proc. Proceedings of the TRECVID 2007 Workshop, Nov. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "The Vision Research Lab at the University of California at Santa Barbara participated in three TRECVID 2007 tasks: rushes summarization, high level feature extraction, and search. This paper describes..." [more]
Alphan Altinok, B. S. Manjunath and Kenneth Rose,
"Extracting Dynamic Microtubule Features from Image Sequences"
Asilomar Conference On Signals, Systems and Computers (ACSSC), Monterey, CA, Nov. 2007.
Invited paper
[BibTex]
Pratim Ghosh, E. Drelie Gelasca, K.R. Ramakrisnan and B.S. Manjunath,
"Duplicate Image Detection in Large Scale Databases"
Book Chapter in Platinum Jubilee Volume, Indian Statistical Institute, Kolkata, Oct. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We propose an image duplicate detection method for identifying modified copies of the same image in a very large database. Modifications that we consider include rotation, scaling and cropping. A comp..." [more]
Luca Bertelli, Marco Zuliani and B.S. Manjunath,
"Pairwise Similarities across Images for Multiple View Rigid/Non-Rigid Segmentation and Registration"
Proc. IEEE International Conference on Computer Vision (ICCV07), Rio de Janeiro, Brazil, Oct. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "A variational approach for the background/foreground segmentation of multiple views of the same scene is presented. The main novelty is the introduction of cost functions based on pairwise similarity ..." [more]
J. Kleban, A. Sarkar, E. Moxley, S. Mangiat, S. Joshi, T. Kuo and B.S. Manjunath,
"Feature fusion and redundancy pruning for rush video summarization"
Proc. International Workshop on TRECVID Video Summarization, Augsburg, Bavaria, Germany, pp. 84-88, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "This paper presents a video summarization technique for rushes that employs high-level feature fusion to identify segments for inclusion. It aims to capture distinct video events using a variety of fe..." [more]
Luca Bertelli and B.S. Manjunath,
"Edge Preserving Filters Using Geodesic Distances on Weighted Orthogonal Domains"
Proc. IEEE International Conference on Image Processing 2007 (ICIP07), San Antonio, TX, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We introduce a framework for image enhancement, which smooths images while preserving edge information. Domain (spatial) and range (feature) information are combined in one single measure in a princip..." [more]
M. E. Sargin, A. Altinok, K. Rose and B.S. Manjunath,
"Tracing Curvilinear Structures in Live Cell Images"
Proc. IEEE International Conference on Image Processing (ICIP 07), San Antonio, TX, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "Tracing of curvilinear structures is one of the fundamental tools in the quantitative analysis of biological images, for extracting information about structures such as blood vessels, neurons, microtu..." [more]
L. Bertelli, Jiyun Byun and B.S. Manjunath,
"A Variational Approach to Exploit Prior Information in Object-Background Segregation: Application to Retinal Images"
Proc. IEEE International Conference on Image Processing (ICIP 07), San Antonio, TX, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "One of the main challenges in image segmentation is to adapt prior knowledge about the objects/regions that are likely to be present in an image, in order to obtain more precise detection and recognit..." [more]
Elisa Drelie Gelasca, Joriz De Guzman, Steffen Gauglitz, Pratim Ghosh, JieJun Xu, Emily Moxley, Amir M. Rahimi, Zhiqiang Bi and B. S. Manjunath,
"CORTINA: Searching a 10 Million + Images Database"
Technical Report, VRL, ECE, University of California, Santa Barbara, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We present an image search and retrieval system, Cortina, that indexes over 10 Million images using image content, text and annotations. This large collection of image data, gathered from the World Wi..." [more]
Nhat Vu, and Pratim Ghosh and B.S Manjunath,
"Retina layer segmentation and spatial alignment of antibody expression levels"
Proc. International Conference on Image Processing (ICIP'07), San Antonio, Texas, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "The expression levels of rod opsin and glial fibrillary acidic protein (GFAP) capture important structural changes in the retina during injury and recovery. Quantitatively measuring these expression l..." [more]
A. Sarkar and B. S. Manjunath,
"Estimating Steganographic Capacity for Odd-Even Based Embedding and its Use in Individual Compensation"
Proc. IEEE International Conference on Image Processing (ICIP), San Antonio, TX, Sep. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We present a method to compute the steganographic capacity for images, with odd-even based hiding in the quantized discrete cosine transform domain. The method has been generalized for varying orders ..." [more]
Alphan Altinok, Erkan Kiris, Austin Peck, Stuart Feinstein, Leslie Wilson, B. S. Manjunath and Kenneth Rose,
"Model based dynamics analysis in live cell microtubule images"
BMC Cell Biology, BioMed Central, vol. 8, Jul. 2007.
[BibTex]
Laura E. Boucheron, Zhiqiang Bi, Neal R. Harvey, B. S. Manjunath, David L. Rimm,
"Utility of multispectral imaging for nuclear classification of routine clinical histopathology imagery"
BMC Cell Biology, BioMed Central, vol. 8, Jul. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "Background: We present an analysis of the utility of multispectral versus standard RGB imagery for routine H&E stained histopathology images, in particular for pixel-level classification of nuclei. Ou..." [more]
Jiyun Byun,
"Quantitative Analysis and Modeling of Confocal Retinal Images"
Ph.D. Thesis, University of California, Santa Barbara, Jun. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "Images have become critical components for a detailed understanding of the structure and function of cells and proteins. For example, confocal microscopy images are used to obtain a better understandi..." [more]
Kaushal Solanki, Anindya Sarkar and B. S. Manjunath,
"YASS: Yet Another Steganographic Scheme that Resists Blind Steganalysis"
9th International Workshop on Information Hiding, Saint Malo, Brittany, France, Jun. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "A new, simple, approach for active steganography is pro- posed in this paper that can successfully resist recent blind steganaly- sis methods, in addition to surviving distortion constrained attacks. ..." [more]
M.E. Sargin, A. Altinok, E. Kiris, L. Wilson, S. Feinstein, K. Rose and B.S. Manjunath,
"Tracing Microtubules in Live Cell Images"
Proc. IEEE International Symposium on Biomedical Imaging (ISBI'07), Metro Washington DC, USA, Apr. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "Microtubule (MT) dynamics are traditionally analyzed from time lapse images by manual techniques that are laborious, approximate and often limited. Recently, computer vision techniques have been appli..." [more]
A. Sarkar, K. Solanki, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
"Secure Steganography: Statistical Restoration of the Second Order Dependencies for Improved Security"
Proc. 32nd IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Honolulu, Hawaii, Apr. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We present practical approaches for steganography that can provide improved security by closely matching the second-order statistics of the host rather than just the marginal distribution. The methods..." [more]
A. Sarkar, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
"Adaptive MPEG-2 Video Data Hiding Scheme"
Proc. SPIE Security, Steganography, and Watermarking of Multimedia Contents IX, Jan. 2007.
[abstract] [PDF] [BibTex]
Abstract preview: "We have investigated adaptive mechanisms for high-volume transform-domain data hiding in MPEG-2 video which can be tuned to sustain varying levels of compression attacks. The data is hidden in the unc..." [more]

2006

Marco Zuliani,
"Computational Methods for Automatic Image Registration"
Ph.D. Thesis, University of California, Santa Barbara, Dec. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Image registration is the process of establishing correspondences between two or more images taken at different times, from different viewpoints, under different lighting conditions, and/or by differe..." [more]
S. Bhagavathy and B. S. Manjunath,
"Modeling and detection of geospatial objects using texture motifs"
IEEE Transactions on Geoscience and Remote Sensing, vol. 44, no. 12, pp. 3706-3715, Dec. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "We propose the use of texture motifs, or characteristic spatially recurrent patterns for modeling and detecting geospatial objects. A method is proposed for learning a texture motif model from object ..." [more]
K. Solanki, U. Madhow, B. S. Manjunath, S. Chandrasekaran and I. El-Khalil,
"'Print and Scan' Resilient Data Hiding in Images"
IEEE Transactions on Information Forensics and Security, vol. 1, no. 4, pp. 464-478, Dec. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Print-scan resilient data hiding finds important applications in document security and image copyright protection. This paper proposes methods to hide information into images that achieve robustness a..." [more]
K. Sullivan, K. Solanki, B.S. Manjunath, U. Madhow and S. Chandrasekaran,
"Determining achievable rates for secure zero divergence steganography"
Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "In steganography (the hiding of data into innocuous covers for secret communication) it is difficult to estimate how much data can be hidden while still remaining undetectable. To measure the inherent..." [more]
K. Solanki, K. Sullivan, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
"Provably secure steganography: Achieving zero K-L divergence using statistical restoration"
Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "In this paper, we present a framework for the design of steganographic schemes that can provide provable security by achieving zero Kullback-Leibler divergence between the cover and the stego signal d..." [more]
Luca Bertelli, Baris Sumengen, B.S. Manjunath,
"Redundancy in All Pairs Fast Marching Method"
Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "In this paper, we analyze the redundancy in calculating all pairs of geodesic distances on a rectangular grid. Fast marching method is an efficient way to estimate the geodesic distances from a point...." [more]
Dmitry Fedorov, Baris Sumengen and B. S. Manjunath,
"Multi-Focus Imaging using Local Focus Estimation and Mosaicking"
Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "We propose an algorithm to generate one multi-focus image from a set of images acquired at different focus settings. First images are registered to avoid misalignment if needed. Then, best focus is es..." [more]
J. Byun, M. R. Verardo, N. Vu, D. Fedorov, G. P. Lewis, S. K. Fisher and B. S. Manjunath,
"Quantifying structural distortions in retinal tissue before and after injury"
Workshop on Multiscale Biological Imaging, Data Mining & Informatics, Santa Barbara, CA, USA, Sep. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Quantifying the deformation of retinal tissue after injury is crucial in understanding and characterizing the functional effect of cellular changes. We present a novel method to compute multiple quant..." [more]
Laura E. Boucheron, Neal R. Harvey and B. S. Manjunath,
"Utility of Multispectral Imaging for Analysis of Routine Clinical Histopathology Imagery"
Workshop on Multiscale Biological Imaging, Data Mining & Informatics, Santa Barbara, CA, USA, Sep. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Our paper will present an analysis of the utility of multispectral imagery versus standard RGB imagery for routine H&Estained histopathology imagery, in particular for the classification of histologic..." [more]
Dmitry Fedorov, Baris Sumengen and B. S. Manjunath,
"Mosaicking based framework for local enhancement of bio imagery"
Workshop on Multiscale Biological Imaging, Data Mining & Informatics, Santa Barbara, CA, USA, Sep. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "We propose an algorithm to process images using their local information. Each image is tiled with overlapping neighborhoods. Then, each region is enhancement independently. The overlapping tiles are t..." [more]
Pratim Ghosh, B.S. Manjunath and K.R. Ramakrishnan,
"A compact image signature for RTS-invariant image retrieval"
Proc. IEE International Conference on Visual Information Engineering (VIE 2006), Bangalore, India, Sep. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "In this paper we propose a novel framework to obtain a very compact image signature (32 bits) which is invariant to rotation, translation, scaling and other minor perturbations like smoothing, random ..." [more]
Jiyun Byun, Mark R. Verardo, Baris Sumengen, Geoffrey P. Lewis, B. S. Manjunath and Steven K. Fisher,
"Automated tool for the detection of cell nuclei in digital microscopic images: Application to retinal images"
Molecular Vision, http://www.molvis.org/molvis/v12/a107/, vol. 12, pp. 949-960, Aug. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Purpose: To develop an automated nuclei detection tool that provides reliable and consistently accurate results for counting cell nuclei. Methods: We propose a simple yet robust method to analyze lar..." [more]
K. Sullivan, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
"Steganalysis for Markov cover data with applications to images"
IEEE Transactions on Information Forensics and Security, vol. 1, no. 2, pp. 275-287, Jun. 2006.
VRL ID: 157, [abstract] [PDF] [BibTex]
Abstract preview: "The difficult task of steganalysis, or the detection of the presence of hidden data, can be greatly aided by exploiting the correlations inherent in typical host or cover signals. In particular, sever..." [more]
Alphan Altinok, Motaz El-Saban, Austin Peck, Leslie Wilson, Stuart Feinstein, B.S Manjunath and Kenneth Rose,
"Activity Analysis in Microtubule Videos by Mixture of Hidden Markov Models"
Proc. International Conference on Computer Vision and Pattern Recognition (CVPR), New York, NY, Jun. 2006.
double-blind review
VRL ID: 155, [abstract] [PDF] [BibTex]
Abstract preview: "We present an automated method for the tracking and dynamics modeling of microtubules -a major component of the cytoskeleton- which provides researchers with a previously unattainable level of data an..." [more]
Baris Sumengen, Luca Bertelli and B.S. Manjunath,
"Fast and Adaptive Pairwise Similarities for Graph Cuts-based Image Segmentation"
Proc. IEEE CVPR Workshop on Perceptual Organization in Computer Vision (POCV), New York City, Jun. 2006.
double-blind review
VRL ID: 156, [abstract] [PDF] [BibTex]
Abstract preview: "We introduce the use of geodesic distances and geodesic radius for calculating pairwise similarities needed in various graph cuts based methods. By using geodesics on an edge strength function we are ..." [more]
Motaz El-Saban, Alphan Altinok, Austin Peck, Charles Kenney, Stuart Feinstein, Leslie Wilson, Kenneth Rose and B.S Manjunath,
"Automated tracking and modeling of microtubule dynamics"
Proc. IEEE International Symposium on Biomedical Imaging (ISBI), Crystal City, CA, Apr. 2006.
VRL ID: 152, [abstract] [PDF] [BibTex]
Abstract preview: "The method of microtubule tracking and dynamics analysis, presented here, improves upon the current means of manual and automated quantification of microtubule behavior. Key contributions are increasi..." [more]
S. K. Fisher, J. Byun, D. Fedorov, N. Vu, B. Sumengen, M. Verardo, G. P. Lewis and B. S. Manjunath,
"Image Informatics Tools for the analysis of Retinal Images"
Invest Ophthalmol Vision Science 2006;47: Association for Research in Vision and Ophthalmology (ARVO) E-Abstract 4225, Fort Lauderdale, Florida, USA, Apr. 2006.
abstract only
VRL ID: 154, [abstract] [PDF] [BibTex]
Abstract preview: "Purpose: To develop software tools that can be used for the enhancement and quantitative analysis of retinal images, and to test these methods on a large retinal image database. Methods: We have asse..." [more]
B. S. Manjunath, B. Sumengen, Z. Bi, J. Byun, M. El-Saban, D. Fedorov and N. Vu,
"Towards Automated Bioimage Analysis: From Features to Semantics"
Proc. IEEE International Symposium on Biomedical Imaging (ISBI), Crystal City, CA, pp. 255-258, Apr. 2006.
Invited paper
VRL ID: 151, [abstract] [PDF] [BibTex]
Abstract preview: "Recent advances in bio-molecular imaging have afforded biologists a more thorough understanding of cellular functions in complex tissue structures. For example, high resolution fluorescence images of ..." [more]
J. Byun, N. Vu, B. Sumengen and B. S. Manjunath,
"Quantitative analysis of immunofluorescent retinal images"
Proc. IEEE International Symposium on Biomedical Imaging (ISBI), Crystal City, CA, pp. 1268-1271, Apr. 2006.
VRL ID: 153, [abstract] [PDF] [BibTex]
Abstract preview: "We present a novel method to quantitatively analyze confocal microscope images of retinas. We automatically detect nuclei within the outer nuclear layer (ONL) in a retinal image. Based on nuclei detec..." [more]
B. Sumengen and B. S. Manjunath,
"Graph Partitioning Active Contours (GPAC) for Image Segmentation"
IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), Apr. 2006.
VRL ID: 150, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper we introduce new type of variational segmentation cost functions and associated active contour methods that are based on pairwise similarities or dissimilarities of the pixels. As a solu..." [more]
Motaz El-Saban,
"Automated Microtubule Tracking and Analysis"
Ph.D. Thesis, University of California, Santa Barbara, Mar. 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Microtubules are major components of the cytoskeleton and play an important role in a number of cellular functions such as maintaining cell shape, cell division and transport of various molecules. Abn..." [more]
Alphan Altinok, Baris Sumengen, B.S Manjunath and Kenneth Rose,
"Reducing incidental fluorescence in live cell imaging"
Technical Report, ECE, UCSB, 2006.
[abstract] [PDF] [BibTex]
Abstract preview: "Fluorescence staining is the prevailing image acquisition technique in cell biology research. A problem of this method is the incidental fluorescence, that is the total fluorescence collected by a cam..." [more]

2005

Dmitry Fedorov, Baris Sumengen and B. S. Manjunath,
"Tile-based framework for local enhancement of bio imagery"
Technical Report, VRL, ECE, UCSB, Dec. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "We present a simple framework for image enhancement using local image information. The main idea is to divide the image into small tiles and individually enhance each of these tiles. Enhanced tiles ar..." [more]
Kaushal Solanki,
"Multimedia Data Hiding: From Fundamental Issues to Practical Techniques"
Ph.D. Thesis, University of California, Santa Barbara, Dec. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "The rapid growth in the demand and consumption of the digital multimedia content in the past decade has led to some valid concerns over issues such as content security, authenticity, and digital right..." [more]
Sitaram Bhagavathy,
"Modeling and Detection of Geospatial Objects Using Texture Motifs"
Ph.D. Thesis, University of California, Santa Barbara, Dec. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "The primary goal of this dissertation is the modeling and detection of compound objects, such as harbors and golf courses, in remotely sensed geospatial images. Toward this goal, this dissertation mak..." [more]
Kenneth Mark Sullivan,
"Image Steganalysis: Hunting & Escaping"
Ph.D. Thesis, University of California, Santa Barbara, Sep. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "Image steganography, the covert embedding of data into digital pictures, represents a threat to the safeguarding of sensitive information and the gathering of intelligence. Steganalysis, the detection..." [more]
K. Solanki, K. Sullivan, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
"Statistical Restoration for Robust and Secure Steganography"
Proc. IEEE International Conference on Image Processing, Genova, Italy, Sep. 2005.
VRL ID: 149, [abstract] [PDF] [BibTex]
Abstract preview: "We investigate data hiding techniques that attempt to defeat steganalysis by restoring the statistics of the composite image to resemble that of the cover. The approach is to reserve a number of host ..." [more]
M. Zuliani, C. S. Kenney and B. S. Manjunath,
"The Multiransac Algorithm and its Application to Detect Planar Homographies"
Proc. IEEE International Conference on Image Processing, Genova, Italy, Sep. 2005.
VRL ID: 148, [abstract] [PDF] [BibTex]
Abstract preview: "A RANSAC based procedure is described for detecting inliers corresponding to multiple models in a given set of data points. The algorithm we present in this paper (called multiRANSAC) on average perfo..." [more]
B. Sumengen and B. S. Manjunath,
"Category Pruning in Image Databases using Segmentation and Distance Maps"
Proc. European Signal Processing Conference (EUSIPCO), Sep. 2005.
VRL ID: 147, [abstract] [PDF] [BibTex]
Abstract preview: "A novel framework for pruning a category of images is proposed in this paper. We assume no prior information about the contents or semantics of the images. Our framework discovers consistencies and kn..." [more]
B. Sumengen and B. S. Manjunath,
"Multi-scale Edge Detection and Image Segmentation"
Proc. European Signal Processing Conference (EUSIPCO), Sep. 2005.
VRL ID: 146, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper, we propose a novel multi-scale edge detection and vector field design scheme. We show that using multiscale techniques edge detection and segmentation quality on natural images can be i..." [more]
M. A. El Saban and B. S. Manjunath,
"Spatiotemporal Contour Tracking of Microtubules"
Technical Report, VRL, ECE, UCSB, Jun. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "Microtubules (MTs), one of three major cytoskeletal components, serve numerous critical functions in cells. Mechanistically, MTs are not static polymers; rather, they can be very dynamic and their pre..." [more]
M. A. El Saban and B. S. Manjunath,
"Tracking curvilinear structures using active contours and application to microtubule videos"
Technical Report, VRL, ECE, UCSB, Jun. 2005.
[abstract] [PDF] [BibTex]
Abstract preview: "We present a novel active contour-based tracking algorithm for highly deformable and fast moving curvilinear structures. We propose to use line features as external forces for the active contour for t..." [more]
C. S. Kenney, M. Zuliani and B. S. Manjunath,
"An Axiomatic Approach to Corner Detection"
Proc. International Conference on Computer Vision and Pattern Recognition (CVPR), San Diego, CA, USA, Jun. 2005.
double-blind review
VRL ID: 144, [abstract] [PDF] [BibTex]
Abstract preview: "This paper presents an axiomatic approach to corner detection. In the first part of the paper we review five currently used corner detection methods (Harris-Stephens, FÃ‚Â¨orstner, Shi-Tomasi, Rohr, a..." [more]
K. Solanki, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
"Modeling the Print-Scan Process for Resilient Data Hiding"
Proc. SPIE Security, Steganography, and Watermarking of Multimedia Contents VII, Edward J. Delp III, Ping W. Wong (Editors), vol. 5681, pp. 418-429, Mar. 2005.
VRL ID: 143, [abstract] [PDF] [BibTex]
Abstract preview: "Print-scan resilient data hiding finds important applications in document security, and image copyright protection. In this paper, we build upon our previous work on print-scan resilient data hiding w..." [more]
K. Sullivan, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
"Steganalysis of spread spectrum data hiding exploiting cover memory"
Proc. IS&T/SPIE's 17th Annual Symposium on Electronic Imaging Science and Technology, San Jose, CA, Jan. 2005.
VRL ID: 142, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper we study steganalysis, the detection of hidden data. Specifically we focus on detecting data hidden in grayscale images with spread spectrum hiding. To accomplish this we use a statistic..." [more]

2004

K. Solanki, N. Jacobsen, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
"Robust Image-Adaptive Data Hiding Based on Erasure and Error Correction"
IEEE Transactions on Image Processing, vol. 13, no. 12, pp. 1627-1639, Dec. 2004.
VRL ID: 141, [abstract] [PDF] [BibTex]
Abstract preview: "Information-theoretic analyses for data hiding prescribe embedding the hidden data in the choice of quantizer for the host data. In this paper, we propose practical realizations of this prescription f..." [more]
M. El Saban and B. S. Manjunath,
"Interactive segmentation using curve evolution and relevance feedback"
Proc. IEEE International Conference on Image Processing, Singapore, Oct. 2004.
VRL ID: 139, [abstract] [PDF] [BibTex]
Abstract preview: "We propose in this paper an interactive segmentation algorithm based on curve evolution techniques. The task of automated segmentation has proven to be highly complex and application dependent. User's..." [more]
K. Solanki, U. Madhow, B. S. Manjunath, and S. Chandrasekaran,
"Estimating and Undoing Rotation for Print-Scan Resilient Data Hiding"
Proc. IEEE International Conference on Image Processing, Singapore, Oct. 2004.
IBM Student Paper Award
VRL ID: 137, [abstract] [PDF] [BibTex]
Abstract preview: "This paper proposes a method to hide information into images that achieves robustness against printing and scanning with blind decoding. A significant contribution of this paper is a technique to esti..." [more]
Till Quack, Ullrich Monich, Lars Thiele, B.S. Manjunath,
"Cortina: A System for Large-scale, Content-based Web Image Retrieval"
ACM Multimedia 2004, New York, NY, USA, Oct. 2004.
VRL ID: 135, [abstract] [PDF] [BibTex]
Abstract preview: "Recent advances in processing and networking capabilities of computers have led to an accumulation of immense amounts of multimedia data such as images. One of the largest repositories for such data i..." [more]
O. Dabeer, K. Sullivan, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
"Detection of Hiding in the Least Significant Bit"
IEEE Transactions on Signal Processing, Supplement on Secure Media I, vol. 52, no. 10, pp. 3046-3058, Oct. 2004.
VRL ID: 136, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper, we apply the theory of hypothesis testing to the steganalysis, or detection of hidden data, in the least significant bit (LSB) of a host image. The hiding rate (if data is hidden) and h..." [more]
K. Sullivan, Z. Bi, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
"Steganalysis of quantization index modulation data hiding"
Proc. IEEE International Conference on Image Processing, Singapore, pp. 1165-1168, Oct. 2004.
VRL ID: 140, [abstract] [PDF] [BibTex]
Abstract preview: "Quantization index modulation (QIM) techniques have been gaining popularity in the data hiding community because of their robustness and information-theoretic optimality against a large class of attac..." [more]
M. Zuliani, S. Bhagavathy, B. S. Manjunath, C. S. Kenney,
"Affine-Invariant Curve Matching"
IEEE International Conference on Image Processing, Singapore, Oct. 2004.
VRL ID: 138, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper, we propose an affine-invariant method for describing and matching curves. This is important since affine transformations are often used to model perspective distortions. More specifical..." [more]
Jelena Tešic,
"Managing Large-scale Multimedia Repositories"
Ph.D. Thesis, University of California, Santa Barbara, Sep. 2004.
[abstract] [PDF] [BibTex]
Abstract preview: "Capturing and organizing vast volumes of images, such as scientific and medical data, requires new information processing techniques for context of pattern recognition and data mining. In content base..." [more]
Baris Sumengen,
"Variational Image Segmentation and Curve Evolution on Natural Images"
Ph.D. Thesis, University of California, Santa Barbara, Sep. 2004.
[abstract] [PDF] [BibTex] See also: #211, #212
Abstract preview: "The primary goal of this thesis is to develop robust image segmentation methods based on variational techniques. Image segmentation is one of the fundamental problems in image processing and computer ..." [more]
M. Zuliani, C. S. Kenney, S. Bhagavathy, B. S. Manjunath,
"Drums and Curve Descriptors"
British Machine Vision Conference, Kingston University, London, UK, Sep. 2004.
VRL ID: 134, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper we present a new physically motivated curve descriptor based on the solution of Helmholtz's equation. The descriptor satisfies the six principles set by MPEG-7: it has a good retrieval a..." [more]
Xinding Sun,
"Motion Activity for Video Indexing"
Ph.D. Thesis, University of California, Santa Barbara, Jun. 2004.
[abstract] [PDF] [BibTex]
Abstract preview: "Video indexing based on motion is an emerging research area. While most previous work focused on video indexing using motion vectors, a detailed quantitative characterization of the spatial and tempor..." [more]
A. Singh, B. S. Manjunath and R. Murphy,
"Design of a Distributed Database for Bio-Molecular Images"
ACM SIGMOD Records, New York, NY, USA, vol. 33, no. 3, pp. 65-71, Jun. 2004.
VRL ID: 133, [abstract] [PDF] [BibTex]
Abstract preview: "Information technology research has played a significant role in the genomics revolution over the past decade, from aiding with large-scale sequence assembly to automating gene identification to effic..." [more]
S. Newsam and B. S. Manjunath,
"Normalized Texture Motifs and Their Application to Statistical Object Modeling"
Proc. IEEE Computer Society Conference on Computer Vision and Pattern Recognition, Workshop on Perceptual Organization in Computer Vision, Washington, DC, Jun. 2004.
VRL ID: 131, [abstract] [PDF] [BibTex]
Abstract preview: "A fundamental challenge in applying texture features to statistical object modeling is recognizing differently oriented spatial patterns. Rows of moored boats in remote sensed images of harbors should..." [more]
Baris Sumengen, Sitaram Bhagavathy and B. S. Manjunath,
"Graph Partitioning Active Contours for Knowledge-Based Geo-Spatial Segmentation"
IEEE CVPR Workshop on Perceptual Organization in Computer Vision (POCV), Washington, DC, Jun. 2004.
VRL ID: 132, [abstract] [PDF] [BibTex]
Abstract preview: "Our contribution in this paper is two-fold. First, we extend our previous curve evolution method based on pairwise similarities. This curve evolution equation combines the grouping abilities of active..." [more]
M. Zuliani, C. Kenney and B. S. Manjunath,
"A Mathematical Comparison of Point Detectors"
Second IEEE Image and Video Registration Workshop (IVR), Washington, DC, Jun. 2004.
VRL ID: 130, [abstract] [PDF] [BibTex]
Abstract preview: "Selecting salient points from two or more images for computing correspondences is a fundamental problem in image analysis. Three methods originally proposed by Harris et al., by Noble et al. and by Sh..." [more]
Till Quack,
"Cortina: A System for Large-scale, Content-based Web Image Retrieval and the Semantics within"
Master's Thesis, Swiss Federal Institute of Technology Zurich, University of California at Santa Barbara, Apr. 2004.
[abstract] [PDF] [BibTex]
Abstract preview: "Recent advances in processing and networking capabilities of computers have led to an accumulation of immense amounts of multimedia data such as images. One of the largest repositories for such data i..." [more]
J. Byun, L. Wang, G. P. Lewis, S. K. Fisher and B.S. Manjunath,
"Challenges in Bio-Molecular Imaging and Information Discovery: Developing a Searchable, Distributed Retinal Image Database"
Invest Ophthalmol Vision Science 2004;45: Association for Research in Vision and Ophthalmology (ARVO) E-Abstract 3000, Fort Lauderdale, Florida, USA, Apr. 2004.
VRL ID: 129, [abstract] [PDF] [BibTex]
Abstract preview: "PURPOSE. To develop a digital library of immunofluorescence images of vertebrate retina. The long-term objective is to provide new imaging and information processing technologies allowing the creation..." [more]
S. Newsam, L. Wang, S. Bhagavathy, and B. S. Manjunath,
"Using texture to analyze and manage large collections of remote sensed image and video data"
Journal of Applied Optics: Information Processing, vol. 43, no. 2, pp. 210-217, Jan. 2004.
VRL ID: 128, [abstract] [PDF] [BibTex]
Abstract preview: "We describe recent research into using the visual primitive of texture to analyze and manage large collections of remote sensed image and video data. Texture is regarded as the spatial dependence of p..." [more]
S. Newsam, J. TeÃ‚Âšić, L.Wang and B.S. Manjunath,
"Issues in Mining Video Datasets"
Proc. SPIE International Symposium On Electronic Imaging, Storage and Retrieval Methods and Applications for Multimedia, San Jose, California, Jan. 2004.
Invited paper
VRL ID: 127, [abstract] [PDF] [BibTex]
Abstract preview: "This paper presents an overview of our recent work on managing image and video data. The first half of the paper describes a representation for the semantic spatial layout of video frames. In particul..." [more]
Xinding Sun, Jonathan Foote, Don Kimber, B. S. Manjunath,
"Region of Interest Extraction and Virtual Camera Control Based on Panoramic Video Capturing"
IEEE Transactions on Multimedia, 2004.
VRL ID: 145, [abstract] [PDF] [BibTex]
Abstract preview: "We present a system for automatically extracting the region of interest and controlling virtual cameras control based on panoramic video. It targets applications such as classroom lectures and video c..." [more]

2003

C. S. Kenney, B. S. Manjunath, M. Zuliani, M. G. A. Hewer and A. Van Nevel,
"A condition number for point matching with application to registration and postregistration error estimation"
IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 25, no. 11, pp. 1437 - 1454, Nov. 2003.
VRL ID: 126, [abstract] [PDF] [BibTex]
Abstract preview: "Selecting salient points from two or more images for computing correspondence is a well studied problem in image analysis. This paper describes a new and effective technique for selecting these tiepoi..." [more]
K. Solanki, O. Dabeer, U. Madhow, B. S. Manjunath and Shiv Chandrasekaran,
"Robust Image-Adaptive Data Hiding: Modeling, Source Coding, and Channel Coding"
41st Allerton Conference on Communications, Control, and Computing, Oct. 2003.
VRL ID: 125, [abstract] [PDF] [BibTex]
Abstract preview: "This paper provides a summary of our work over the past two years on robust, high-volume data hiding in images. We first present a basic framework for image-adaptive hiding, which allows selection of ..." [more]
B. Sumengen, B. S. Manjunath, C. Kenney,
"Image segmentation using multi-region stability and edge strength"
Proc. IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 3, pp. 429-432, Sep. 2003.
VRL ID: 121, [abstract] [PDF] [BibTex] See also: #211, #212
Abstract preview: "A novel scheme for image segmentation is presented. An image segmentation criterion is proposed that groups similar pixels together to form regions. This criterion is formulated as a cost function. Th..." [more]
J. TeÃ‚Âšić, S. Bhagavathy and B. S. Manjunath,
"Issues Concerning Dimensionality and Similarity Search"
Proc. 3rd International Symposium on Image and Signal Processing and Analysis (ISPA), Rome, Italy, Sep. 2003.
VRL ID: 124, [abstract] [PDF] [BibTex]
Abstract preview: "Effectiveness and efficiency are two important concerns in using multimedia descriptors to search and access database items. Both are affected by the dimensionality of the descriptors. While higher di..." [more]
K. Solanki, O. Dabeer, B. S. Manjunath, U. Madhow and Shiv Chandrasekaran,
"A Joint Source-Channel Coding Scheme for Image-in-Image Data Hiding"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 2, pp. 743-746, Sep. 2003.
VRL ID: 119, [abstract] [PDF] [BibTex]
Abstract preview: "We consider the problem of hiding images in images. In addition to the usual design constraints such as imperceptible host degrada-tion and robustness in presence of variety of attacks, we impose the ..." [more]
K. Sullivan, O. Dabeer, U. Madow, B. S. Manujunath and S. Chandrasekaran,
"LLRT Based Detection of LSB Hiding"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 1, pp. 497-500, Sep. 2003.
VRL ID: 120, [abstract] [PDF] [BibTex]
Abstract preview: "In this paper we consider a hypothesis testing approach for detection of hiding in the least significant bit (LSB). This steganalysis problem is a composite hypothesis test-ing problem. We state a reg..." [more]
Lei Wang and B. S. Manjunath,
"A Semantic Representation for Image Retrieval"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 2, pp. 523-526, Sep. 2003.
VRL ID: 122, [abstract] [PDF] [BibTex]
Abstract preview: "Robust semantic labeling of image regions is a basic problem in representing and retrieving image/video content. We propose an SVM-MRF framework to model features and their spatial distributions, lead..." [more]
M. A. El Saban and B. S. Manjunath,
"Video region segmentation by spatio-temporal watersheds"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 1, pp. 349-352, Sep. 2003.
VRL ID: 117, [abstract] [PDF] [BibTex]
Abstract preview: "We propose a video region segmentation scheme combin-ing spatio-temporal edges and watershed techniques. We consider the video sequence as a 3-D volume and compute color edges within this volume. Thes..." [more]
S. Newsam, L. Wang, S. Bhagavathy and B. S. Manjunath,
"Using Texture to Annotate Remote Sensed Datasets"
Proc. 3rd International Symposium on Image and Signal Processing and Analysis (ISPA), Rome, Italy, Sep. 2003.
VRL ID: 123, [abstract] [PDF] [BibTex]
Abstract preview: "Texture remains largely underutilized in the analysis of remote sensed datasets compared to descriptors based on the orthogonal spectral dimension. This paper describes our recent efforts towards usin..." [more]
S. Bhagavathy, J. TeÃ‚Âšić and B. S. Manjunath,
"On the Rayleigh nature of Gabor filter outputs"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 3, pp. 745-748, Sep. 2003.
VRL ID: 116, [abstract] [PDF] [BibTex]
Abstract preview: "Texture has been recognized as an important visual prim-itive in image analysis. A widely used texture descrip-tor, which is part of the MPEG-7 standard, is that com-puted using multiscale Gabor filte..." [more]
S. Newsam, S. Bhagavathy, and B. S. Manjunath,
"Object Localization Using Texture Motifs and Markov Random Fields"
IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 2, pp. 1049-1052, Sep. 2003.
VRL ID: 118, [abstract] [PDF] [BibTex]
Abstract preview: "This work presents a novel approach to object localization in complex imagery. In particular, the spatial extents of objects characterized by distinct spatial signatures at multiple scales are estimat..." [more]
J. TeÃ‚Âšić and B. S. Manjunath,
"Nearest Neighbor Search for Relevance Feedback"
Proc. IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR), Madison, Wisconsin, vol. 2, pp. 643-648, Jun. 2003.
VRL ID: 115, [abstract] [PDF] [BibTex]
Abstract preview: "We introduce the problem of repetitive nearest neighbor search in relevance feedback and propose an efficient search scheme for high dimensional feature spaces. Relevance feedback learning is a popula..." [more]
J. TeÃ‚Âšić, S. Newsam and B. S. Manjunath,
"Mining Image Datasets using Perceptual Association Rules"
Proc. SIAM Sixth Workshop on Mining Scientific and Engineering Datasets in conjunction with the Third SIAM International Conference (SDM), San Francisco, California, May. 2003.
VRL ID: 114, [abstract] [PDF] [BibTex]
Abstract preview: "This paper describes a framework for applying traditional data mining techniques to the non-traditional domain of image datasets for the purpose of knowledge discovery. In particular, perceptual assoc..." [more]
O. Dabeer, K. Sullivan, U. Madow, S. Chandrasekaran and B. S. Manjunath,
"Detection of hiding in the least significant bit"
Proc. Conference on Information Sciences and Systems, Mar. 2003.
VRL ID: 113, [abstract] [PDF] [BibTex]
Abstract preview: "We consider the problem of detecting hiding in the least significant bit (LSB) of images. Since the hiding rate is not known, this is a composite hypothesis testing problem. We show that under a mild ..." [more]

2002

D. Kim, Y-S. Ho and B. S. Manjunath,
"Color Image Segmentation using Anistropic Diffusion and Agglomerative Hierarchical Clustering"
Proc. 3rd IEEE Pacific-Rim Conference on Multimedia, Taiwan, Dec. 2002.
VRL ID: 112, [BibTex]
N. Jacobsen, K. Solanki, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
"Image-adaptive hidgh-volume data hiding based on scalar quantization"
Proc. IEEE Military Communications Conference (MILCOM), Anaheim, CA, USA, vol. 1, pp. 411-415, Oct. 2002.
VRL ID: 110, [abstract] [PDF] [BibTex]
Abstract preview: "Information-theoretic analyses for data hiding prescribe embedding the hidden data in the choice of quantizer for the host data. In this paper, we consider a suboptimal implementation of this presc..." [more]
D. Fedorov, L. M. G. Fonseca, C. Kenney, B. S. Manjunath,
"Automatic Registration and Mosaicking System for Remotely Sensed Imagery"
SPIE 9th International Symposium on Remote Sensing, Crete, Greece, Sep. 2002.
VRL ID: 111, [abstract] [PDF] [BibTex]
Abstract preview: "Image registration is an important operation in remote sensing applications that basically involves the identification of many control points in the images. As the manual identification of control poi..." [more]
B. Sumengen, B. S. Manjunath, C. Kenney,
"Image Segmentation using Curve Evolution and Flow Fields"
Proc. IEEE International Conference on Image Processing (ICIP), Rochester, NY, USA, Sep. 2002.
VRL ID: 107, [abstract] [PDF] [BibTex] See also: #212
Abstract preview: "An image segmentation scheme that utilizes image-based flow fields in a curve evolution framework is presented. Geometric curve evolution methods require an edge function and a vector field with certa..." [more]
S. Newsam, S. Bhagavathy, and B. S. Manjunath,
"Modeling Object Classes in Aerial Images Using Hidden Markov Models"
Proc. International Conference on Image Processing (ICIP), Rochester, NY, USA, vol. 1, pp. 860-863, Sep. 2002.
VRL ID: 106, [abstract] [PDF] [BibTex]
Abstract preview: "A canonical model is proposed for object classes in aerial images. This model is motivated by the observation that geographic regions of interest are characterized by collections of texture motifs cor..." [more]
X. Sun, and B. S. Manjunath,
"Panoramic Capturing and Recognition of Human activity"
Proc. IEEE International Conference on Image Processing (ICIP), Rochester, NY, USA, vol. 2, pp. 813-816, Sep. 2002.
VRL ID: 108, [abstract] [PDF] [BibTex]
Abstract preview: "This paper presents a unified approach to human activity capturing and recognition. It targets applications such as a speaker walking, turning around, sitting and getting up from a chair in a classroo..." [more]
X. Sun, B. S. Manjunath, and A. Divakaran,
"Representation of motion activity in hierarchical levels for video indexing and filtering"
Proc. IEEE International Conference on Image Processing (ICIP), Rochester, NY, USA, vol. 1, pp. 149-152, Sep. 2002.
VRL ID: 109, [abstract] [PDF] [BibTex]
Abstract preview: "A method for video indexing and filtering based on motion activity characteristics in hierarchical levels is proposed. To extract motion activity information, an MPEG (MPEG-1/2) video is first adaptiv..." [more]
B. Sumengen, B. S. Manjunath, C. Kenney,
"Image Segmentation using Curve Evolution and Region Stability"
Proc. IEEE International Conference on Pattern Recognition (ICPR) 2002, Québec City, Canada, Aug. 2002.
VRL ID: 105, [abstract] [PDF] [BibTex] See also: #211
Abstract preview: "A novel scheme for image segmentation is presented. An image segmentation criterion is proposed that gathers similar pixels together to form regions and creates boundaries between two dissimilar regio..." [more]
J. TeÃ‚Âšić, S. Newsam, and B. S. Manjunath,
"Scalable Spatial Event Representation"
Proc. IEEE International Conference on Multimedia and Expo (ICME), Lausanne, Switzerland, vol. 2, pp. 229-232, Aug. 2002.
VRL ID: 101, [abstract] [PDF] [BibTex]
Abstract preview: "This work introduces a conceptual representation for com-plex spatial arrangements of image features in large multi-media datasets. A novel data structure, termed the Spatial Event Cube (SEC), is form..." [more]
S. Bhagavathy, S. Newsam, and B. S. Manjunath,
"Modeling Object Classes in Aerial Images Using Texture Motifs"
Proc. IEEE International Conference on Pattern Recognition (ICPR), Québec City, vol. 2, pp. 981-984, Aug. 2002.
VRL ID: 104, [abstract] [PDF] [BibTex]
Abstract preview: "We propose a canonical model for object classes in aerial images. This model is motivated by the observation that geographic regions of interest are characterized by collections of texture motifs corr..." [more]
X. Sun, D. Kimber, J. Foote, and B. S. Manjunath,
"Detecting Path Intersections in Panoramic Video"
Proc. IEEE International Conference on Multimedia and Expo (ICME), Lausanne, Switzerland, vol. 2, pp. 529-532, Aug. 2002.
VRL ID: 103, [abstract] [PDF] [BibTex]
Abstract preview: "Given panoramic video taken along a self-intersecting path, we present a method for detecting the intersection points. This allows "virtual tours" to be synthesized by splicing the panoramic video at ..." [more]
X. Sun, C.-W. Chen, and B. S. Manjunath,
"Probabilistic Motion Parameter Models for Human Activity Recognition"
Proc. IEEE International Conference on Pattern Recognition (ICPR) 2002, Québec City, Canada, vol. 1, pp. 443-446, Aug. 2002.
VRL ID: 102, [abstract] [PDF] [BibTex]
Abstract preview: "A novel method for human activity recognition is presented. Given a video sequence containing human activity, the motion parameters of each frame are first computed using different motion parameter mo..." [more]
Y. Choi, C. S. Won, Y. M. Ro, and B. S. Manjunath,
"Texture Descriptors"
Introduction to MPEG-7, Multimedia Content Description Interface, B. S. Manjunath, P. Salembier and T. Sikora (editors), John Wiley and Sons, Ltd., Jun. 2002.
VRL ID: 100, [BibTex]
J. Ohm, L. Cieplinski, H. J. Kim, S. Krishnamacari, B. S. Manjunath, D. S. Messing and Akio Yamada,
"Color Descriptors"
Introduction to MPEG-7, Multimedia Content Description Interface, B. S. Manjunath, P. Salembier and T. Sikora (editors), John Wiley and Sons, Ltd., Jun. 2002.
VRL ID: 99, [BibTex]
B. S. Manjunath and T. Sikora,
"Overview of Visual Descriptors"
Introduction to MPEG-7, Multimedia Content Description Interface, B. S. Manjunath, P. Salembier and T. Sikora (editors), John Wiley and Sons, Ltd., Jun. 2002.
VRL ID: 98, [BibTex]
B. S. Manjunath,
"Introduction to MPEG-7, Multimedia Content Description Interface"
John Wiley and Sons, Ltd., B. S. Manjunath, P. Salembier and T. Sikora, Jun. 2002.
Lead Editor of Book
VRL ID: 97, [BibTex]
D. Fedorov, L. M. G. Fonseca, C. Kenney, B. S, Manjunath,
"System for Automatic Registration of Remote Sensing Images"
Proc. IEEE International Geoscience and Remote Sensing Symposium (IGARSS02), Toronto, Canada, Jun. 2002.
[abstract] [PDF] [BibTex]
Abstract preview: "Image registration is the process of matching two images so that corresponding coordinate points in the two images correspond to the same physical region of the scene being imaged. It's an important o..." [more]
K. Solanki, N. Jacobsen, S. Chandrasekaran, U. Madhow, and B. S. Manjunath,
"High-volume data hiding in images: Introducing perceptual criteria into quantization based embedding"
Proc. ICASSP, vol. 4, pp. 3485-3488, May. 2002.
VRL ID: 96, [abstract] [PDF] [BibTex]
Abstract preview: "Information-theoretic analyses for data hiding prescribe em-bedding the hidden data in the choice of quantizer for the host data. In this paper, we consider a suboptimal implementation of this prescri..." [more]
B. S. Manjunath and W. Ma,
"Texture Features for Image Retrieval"
Image Databases: Search and Retrieval of Digital Imagery, V. Castelli and L. D. Bergman (editors), Wiley Publishing, 2002.
VRL ID: 95, [BibTex]

2001

B. Sumengen, B. S. Manjunath, C. Kenney,
"Image Segmentation using Curve Evolution"
Asilomar Conference on Signals, Systems and Computers, Monterey, CA, vol. 2, pp. 1141-1145, Nov. 2001.
VRL ID: 94, [abstract] [PDF] [BibTex] See also: #212
Abstract preview: "A novel scheme for image segmentation is presented. The technique is based on the integration of ideas from geodesic active contours and a recently proposed edgeflow segmentation. Given an image a 2-D..." [more]
P. Wu, B. S. Manjunath,
"Adaptive Nearest Neighbor Search for Relevance Feedback in Large Image Datasets"
Proc. IEEE International Conference on Image Processing (ICIP 2001), Special Session on Multimedia Indexing, Browsing and Retrieval, Thessalonica, Greece, pp. 87-98, Oct. 2001.
VRL ID: 89, [abstract] [PDF] [BibTex]
Abstract preview: "Relevance feedback is often used in refining similarity retriev-als in image and video databases. Typically this involves modifi-cation to the similarity metrics based on the user feedback and recompu..." [more]
P. Wu, B. S. Manjunath, and S. Chandrasekaran,
"An Adaptive Index Structure for High-Dimensional Similarity Search"
Proc. IEEE Pacific-Rim Conference on Multimedia, Advances in Multimedia Information (PCM '01), Beijing, China, pp. 71-77, Oct. 2001.
VRL ID: 92, [abstract] [PDF] [BibTex]
Abstract preview: "A practical method for creating a high dimensional index structure that adapts to the data distribution and scales well with the database size, is presented. Typical media descriptors, such as texture..." [more]
X. Sun, J. Foote, D. Kimber, and B. S. Manjunath,
"Panoramic Video Capturing and Compressed Domain Virtual Camera Control"
Proc. ACM International Multimedia Conference (MM '01), Ottawa, Canada, pp. 329-347, Oct. 2001.
VRL ID: 90, [abstract] [PDF] [BibTex]
Abstract preview: "A system for capturing panoramic video and a novel method for corresponding compressed domain virtual camera control is presented. It targets applications such as classroom lectures and video conferen..." [more]
S. Newsam, B. Sumengen, and B. S. Manjunath,
"Category-Based Image Retrieval"
Proc. IEEE International Conference on Image Processing (ICIP 2001), Thessalonica, Greece, pp. 596-599, Oct. 2001.
Special Session on Multimedia Indexing, Browsing and Retrieval
VRL ID: 88, [abstract] [PDF] [BibTex]
Abstract preview: "This work presents a novel approach to content-based image retrieval in categorical multimedia databases. The images are indexed using a combination of text and content descriptors. The categories are..." [more]
X. Sun, A. Divakaran, B. S. Manjunath,
"A Motion Activity Descriptor and Its Extraction in Compressed Domain"
Proc. IEEE Pacific-Rim Conference on Multimedia (PCM '01), Beijing, China, pp. 450-457, Oct. 2001.
VRL ID: 91, [abstract] [PDF] [BibTex]
Abstract preview: "A novel motion activity descriptor and its extraction from a compressed MPEG (MPEG-1/2) video stream are presented. The descriptor consists of two parts, a temporal descriptor and a spatial descriptor..." [more]
X. Sun, J. Foote, D. Kimber, and B. S. Manunath,
"Recording the region of interest from FLYCAM panoramic video"
Proc. IEEE International Conference on Image Processing (ICIP 2001), Thessaloniki, Greece, pp. 409-412, Oct. 2001.
VRL ID: 87, [abstract] [PDF] [BibTex]
Abstract preview: "A novel method for region of interest tracking and recording video is presented. The proposed method is based on the FlyCam system 4, which produces high resolution and wide-angle video sequences by s..." [more]
Y. Deng, and B. S.Manjunath,
"Unsupervised segmentation of color-texture regions in images and video"
IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI '01), vol. 23, no. 8, pp. 800-810, Aug. 2001.
VRL ID: 86, [abstract] [PDF] [BibTex]
Abstract preview: "A new method for unsupervised segmentation of color-texture regions in images and video is presented. This method, which we refer to as JSEG, consists of two independent steps: color quantization a..." [more]
Y. M. Ro, M. Kim, H. K. Kang, B. S. Manjunath and J. Kim,
"MPEG-7 Homogenous Texture Descriptor"
ETRI Journal, vol. 32, no. 2, pp. 41-51, Jun. 2001.
VRL ID: 85, [abstract] [PDF] [BibTex]
Abstract preview: "MPEG7 standardization work has started with the aims of providing fundamental tools for describing multimedia contents. MPEG7 defines the syntax and semantics of descriptors and description schemes so..." [more]
B. S. Manjunath, J. R. Ohm, V. V. Vinod, and A. Yamada,
"Color and Texture descriptors"
IEEE Trans. Circuits and Systems for Video Technology, Special Issue on MPEG-7, vol. 11, no. 6, pp. 703-715, Jun. 2001.
VRL ID: 84, [abstract] [PDF] [BibTex]
Abstract preview: "This paper presents an overview of color and texture descriptors that have been approved for the Final Committee Draft of the MPEG-7 standard. The color and texture descriptors that are described in t..." [more]
S. Newsam, S. Bhagavathy, L. Fonseca, C. Kenney and B. S. Manjunath,
"Object based representations of spatial images"
Acta Astronautica, vol. 48, no. 5-12, pp. 567-577, Jun. 2001.
[abstract] [PDF] [BibTex]
Abstract preview: "Object based representations of image data enable new content- related functionalities while facilitating management of large image databases. Developing such representations for multi-date and multi-..." [more]
C. Kenney, Y. Deng, B. S. Manjunath, G. Hewer,
"Peer group image enhancement"
IEEE Transactions on Image Processing, vol. 10, no. 2, pp. 326-334, Feb. 2001.
VRL ID: 83, [abstract] [PDF] [BibTex]
Abstract preview: "Peer group image processing identifies a "peer group" for each pixel and then replaces the pixel intensity with the average over the peer gr