1. I. Bachelder A. Waxman M. Seibert A neural system for mobile robot visual place learning and recognition, In Proceedings of the 5th annual symposium on combinatorial pattern matching 807 Springer, Berlin 1993 198 212
2. Modern information retrieval;Baeza-Yates;ACM Press/Addison-Wesley,1999
3. K. Barnard P. Duygulu D. Forsyth Clustering art In IEEE conference on computer vision and pattern recognition 2 Hawaii 2001 434 441
4. Matching words and pictures;Barnard;J. Mach. Learn. Res.,2003