Performances of Speech Signal Biometric Systems Based on Signal to Noise Ratio Degradation.
Dzati Athiar RamliSalina Abdul SamadAini HussainPublished in: CISIS (2010)
Keyphrases
- signal to noise ratio
- biometric systems
- speech signal
- speech enhancement
- spectral subtraction
- speech recognition
- noise reduction
- noisy environments
- automatic speech recognition
- noisy speech
- background noise
- non stationary
- vocal tract
- linear prediction
- palmprint
- edge detection
- hidden markov models
- bit error rate
- gaussian noise
- additive noise
- feature selection
- noisy images
- wiener filter
- natural images
- feature extraction