0411306 20240103182317.120060210235959.9 0-7803-8874-7 Cramer-Rao lower bound for linear independent component analysis Philadelphia IEEE 2005 4 s. Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing581-584 Rao-Cramerova dolní mez pro lineární analýzu nezávislých komponent blind source separation Fisher information performance limitation bound cav_un_auth*0108100 Koldovský Zbyněk UTIA-B Department of Stochastic Informatics Ústav teorie informace a automatizace AV ČR, v. v. i. cav_un_auth*0101212 Tichavský Petr UTIA-B Department of Stochastic Informatics Ústav teorie informace a automatizace AV ČR, v. v. i. cav_un_auth*0213171 Erkki O. FI 09J 1M0572 GA MŠk cav_un_auth*0001814 CEZ:AV0Z10750506 This paper derives a closed-form expression for the Cramér-Rao bound (CRB) on estimating the source signals in the linear independent component analysis problem, assuming that all independent components have finite variance. V práci je odvozena Rao-Cramerova dolní mez pro lineární analýzu nezávislých komponent. cav_un_auth*0213172 ICASSP 2005 Philadelphia US 18.03.2005-23.03.2005 BD 2006 SI http://hdl.handle.net/11104/0131389 UTIA-B 20050034 2005 2005 Philadelphia IEEE 0-7803-8874-7 Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing 581 584