IMPROVEMENT OF NOISE ROBUST SPEAKER IDENTIFICATION

IMPROVEMENT OF NOISE ROBUST SPEAKER IDENTIFICATION

PERFORMANCE IMPROVEMENT OF REAL TIME SPEAKER IDENTIFICATION SYSTEM UNDER NOISY TALKING CONDITION

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In this book, an improved strategy to the improvement of an automated text dependent speaker identification system as a biometrically-based technology has been studied and it is concerned with the close set text dependent speaker identification process using genetically optimized Hidden Markov Model with cepstral based features. At first, speech is taken by using microphone. Then some speech pre-processing techniques such as start and end points detection, silence part removal, pre-emphasis filtering, speech segmentation, windowing etc techniques have been applied. After pre-processing, featur...