Features in Content-based Image Retrieval Systems: a Survey.

Remco C. Veltkamp Mirela Tanase Danielle Sent Features in Content-based Image Retrieval Systems: a Survey. 97-124 1999 conf/dagstuhl/1999retrieval State-of-the-Art in Content-Based Image and Video Retrieval db/conf/dagstuhl/retrieval1999.html#VeltkampTS99