Spike Feature Extraction Using Informative Sample Zhi Yang, Qi Zhao and Wentai Liu Post ID : W1 Paper ID 0016 Neuron geometry signature Noise shaping filter Informative sample selection This work Informative samples In vivo setup On chip: 128 recording channels, Spike feature extractor, UWB transmitter Off chip: EMS classifier, UWB receiver Block[7] Block[3] Block[6] Block[2] Block[5] Spike sorting DSP Bias caps Block[1] Block[4] Block[0] UWB transmitter & Testing results hardware PCA Wavelets Algorithm targeting microchip implementation for portable neural Spike peaks recording and processing system http://ibr.soe.ucsc.edu/