A Novel Approach Based on Adaptive Long-Term Sub-Band Entropy and Multi-Thresholding Scheme for Detecting Speech Signal.
Kun-Ching WangPublished in: IEICE Trans. Inf. Syst. (2012)
Keyphrases
- speech signal
- subband
- energy compaction
- locally adaptive
- linear prediction
- hearing aids
- speech recognition
- image compression
- filter bank
- multiresolution
- wavelet transform
- high frequency
- discrete wavelet transform
- feature vectors
- wavelet coefficients
- noisy environments
- bit rate
- wavelet domain
- wavelet decomposition
- frequency domain
- hidden markov models
- low pass
- speaker identification
- low frequency
- denoising
- image coding
- frequency band
- fundamental frequency
- perfect reconstruction
- automatic speech recognition systems
- gray level
- pattern recognition
- image processing
- gaussian mixture model
- non stationary
- lifting scheme
- high quality
- computer vision
- machine learning
- neural network