Shih-Fu Chang Wei Jiang 0001 Akira Yanagawa Eric Zavesky Columbia University TRECVID 2007 High-Level Feature Extraction. 2007 TRECVID http://www-nlpir.nist.gov/projects/tvpubs/tv7.papers/columbia.pdf conf/trecvid/2007 db/conf/trecvid/trecvid2007.html#ChangJYZ07