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Voice Recognition

Voice Recognition. All Talk No Walk. Different types of Recogniton. Speech Recognition What is being said Speaker Recognition Who is speaking Speaker D iarisation Voice Recognition (Combination) More accurate. Verification vs. Identification. Verification, Comparing two samples 1:1

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Voice Recognition

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  1. Voice Recognition All Talk No Walk

  2. Different types of Recogniton • Speech Recognition • What is being said • Speaker Recognition • Who is speaking • Speaker Diarisation • Voice Recognition (Combination) • More accurate

  3. Verification vs. Identification • Verification, Comparing two samples 1:1 • Also known as authentication • Identification Comparing a sample to a database 1:N • Used to identify with previous peoples • Passport/Police Sketch analogy

  4. Technology • Just a microphone and computer • Can be used over the phone

  5. How Dis Software be Functionin • Speaker Recognition • Two Stippy Steps • Enrollment • Verification • Takes characteristics from your voice to be compared later on

  6. Speech Recognition • frequency estimation • hidden Markov models • Gaussian mixture models • pattern matching algorithms • neural networks • matrix representation • Vector Quantization • decision trees

  7. Pros • Non-Invasive • Minimal Equipment • Can be used over the phone • Adaptable • Versatile

  8. Cons • Easily fooled • Changes in voice • Aging • Attitude changes

  9. SheRifWaz Here!

  10. Its in use… • Banking • Over the phone accounts • Police buisnessesses

  11. So Yeah Tiny Giraafis

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