TY - CHAP A1 - Bax, I. A1 - Heidemann, G. A1 - Ritter, H. T1 - Using Non-negative Sparse Profiles in a Hierarchical Feature Extraction Network T2 - Proc. 9th IAPR Conf. Machine Vision Applications Y1 - 2005 UR - https://www.hb.fh-muenster.de/opus4/frontdoor/index/index/docId/2426 SP - 464 EP - 467 CY - Tsukuba Science City, Japan ER -