"Voice conservation & recognition filters" by arfeen ahmed ali

12
Voice Conservation & Recognition Filters By Arfeen Ahmed Ali

Transcript of "Voice conservation & recognition filters" by arfeen ahmed ali

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Voice Conservation & Recognition

Filters

ByArfeen Ahmed Ali

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IntroductionSpeech Signal Processing

Fast Fourier TransformDiscrete Cosine TransformDiscrete Tchebichef Transform

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Fast Fourier TransformTime Domain to Frequency Domain

Frequency Domain to Time Domain (Inverse)

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Discrete Cosine Transform

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Discrete Tchebichef Transform

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FiltersRemoves unwanted frequenciesWindowing (windows)

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ApplicationsRecognition of Male & Female Voice

Voice lock

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Applications (Cont.)Voice Changer

Silence Detector

Audio FiltersNoise Reduction

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Media filters Disk Filters Centrifugal separators Bag … filters... · Media filters. Disk Filters. Centrifugal separators. Bag filters. Cartridge filters. Sweeper jets. PEP Products.

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