Front-end post-processing using histogram equalization combined with ARMA filtering for noise robust speech recognition.
Seyedeh Saloomeh ShariatiSeyed Mohammad AhadiKarim MohammadiPublished in: EUSIPCO (2007)
Keyphrases
- post processing
- speech recognition
- noisy environments
- filtering method
- histogram equalization
- image enhancement
- preprocessing
- automatic speech recognition
- hidden markov models
- median filter
- speech synthesis
- speech signal
- language model
- pattern recognition
- background noise
- contrast enhancement
- speaker identification
- image contrast
- speech recognizer
- gray scale
- noise removal
- speech recognition systems
- noise reduction
- gray level
- data mining
- dynamic range
- transfer function
- image classification
- multiresolution
- computer vision
- speech enhancement