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Table 4 Voice-tag word accuracy obtained by sequential voice-to-phoneme conversion with monogram/bigram phoneme histogram and CD HMMs.

From: Voice-to-Phoneme Conversion Algorithms for Voice-Tag Applications in Embedded Platforms

  Word accuracy (%) with CD HMMs
Sequentially combine hypotheses from Single sample Two samples Three samples Baseline
Monogram histogram 87.3 93.9 95.6 92.69
Bigram Histogram 87.3 94.0 95.2 92.69