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In this paper, the prosodic information, a very special and important feature in Mandarin speech, is used for Mandarin telephone speech utterance verification. A two-stage strategy, with recognition followed by verification, is adopted. For keyword recognition, 59 context-independent subsyllables, i.e., 22 m s and 37 FINAL'S in Mandarin speech, and one backgroundkilence model, are used as the basic recognition units. For utterance verification, 12 anti-subsyllable HMM's, 175 contextdependentdoi:10.1109/icassp.1999.759762 dblp:conf/icassp/ChenWY99 fatcat:zwnnm36it5dfritpavak5qapxu