Complex sentence: The Blahut-Arimoto algorithm, co-invented by Richard Blahut, is an elegant iterative technique for numerically obtaining rate--distortion functions of arbitrary finite input/output alphabet sources and much work has been done to extend it to more general problem instances.
Split into simpler sentences: The Blahut-Arimoto algorithm, co-invented by Richard Blahut, is an elegant iterative technique for numerically obtaining rate--distortion functions of arbitrary finite input/output alphabet sources. Much work has been done to extend it to more general problem instances.