Pitch Detection with Fuzzy Computation

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Mangui Liang, Qi Hu, Jie Peng, Guoqiao Yu

Published: 2006, Last Modified: 25 Mar 2026ICICIC (1) 2006EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: The pitch has some ambiguity as other features of speech. In this paper, a method for pitch extraction with fuzzy computation is presented. Besides a pitch period, a quantity representing confidence to whether a frame of speech signal is voiced or unvoiced is given together. It is adequate to the recognition of four-tone feature, which is specific and important for Chinese