Determination of instantaneous fundamental frequency of speech signals using variational mode decomposition.
Abhay UpadhyayManish SharmaRam Bilas PachoriPublished in: Comput. Electr. Eng. (2017)
Keyphrases
- speech signal
- fundamental frequency
- speech recognition
- background noise
- automatic speech recognition
- non stationary
- noisy environments
- automatic speech recognition systems
- blind source separation
- vocal tract
- hidden markov models
- additive noise
- spectral analysis
- image segmentation
- linear prediction
- speech quality
- acoustic features
- speech enhancement
- neural network
- signal to noise ratio
- optical flow
- pattern recognition