Daniel Ochoa, Sidharta Gautama, Boris Xavier Vintimilla. Contour Energy Features for Recognition of Biological Specimens in Population Images. In Mohamed S. Kamel, Aurélio C. Campilho, editors, Image Analysis and Recognition, 4th International Conference, ICIAR 2007, Montreal, Canada, August 22-24, 2007, Proceedings. Volume 4633 of Lecture Notes in Computer Science, pages 1061-1070, Springer, 2007. [doi]