Frequency-adaptive post-filtering for intelligibility enhancement of narrowband telephone speech.
Emma JokinenMarko TakanenPaavo AlkuPublished in: INTERSPEECH (2013)
Keyphrases
- speech signal
- adaptive filtering
- speech recognition
- fundamental frequency
- speaker identification
- speech synthesis
- noisy environments
- text to speech
- image enhancement
- automatic speech recognition
- data sets
- call center
- recognition engine
- filtering process
- spectral analysis
- signal to noise ratio
- hidden markov models
- feature extraction