@inproceedings{Sun01-123
	author		= {X. Sun and A. Divakaran and B. S. Manjunath},
	title		= {A Motion Activity Descriptor and Its Extraction in Compressed Domain},
	booktitle	= {IEEE Pacific-Rim Conference on Multimedia (PCM '01)},
	location	= {Beijing, China},
	pages		= {450--457},
	month		= {Oct},
	year		= {2001},
	url		= {https://vision.ece.ucsb.edu/sites/default/files/publications/01PCMSun.pdf},
}