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Term Project Close-Set, Text-Dependent, Twelve(12) people, Speaker Identification Using ANN (Artificial Neural Networks) JAY DESAI KUANG-TAO CHIAO
Introduction zOverview zClosed Set/Open Set zText Dependent/Text Independent zSpeaker Identification/Speaker Verification
System Architecture Block Diagram
Some Plots we obtained
Short-time Energy zThe 4 vowels zShort time energy zLog plot
Frame Extraction z3 frames/vowel z168 Cepstral Coeff.
Password z/u/ /i/ /æ/ /a/ zWhy the choice of password? zVowel Plane zThe Phoneticians vowel trapezium
Linear Predictive Coding zWhy LP analysis? zFeature Extraction zComputational aspects zLPC Cepstrum
Artificial Neural Networks w ki θkθk ykyk nknk
Potential Applications zMeetings, Conferences, Conversations zLaw enforcement zSecurity application zHuman-Machine Interface zGender recognition zOthers
Scope of Improvement zRobustness zAdditive Noise zCo-channel Interference zIncreasing the number of users
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