Enhancing the Feature Extraction Process for Automatic Speech Recognition with Fractal Dimensions.
Aitzol EzeizaKarmele López de IpiñaCarmen HernándezNora BarrosoPublished in: Cogn. Comput. (2013)
Keyphrases
- automatic speech recognition
- speech recognition
- fractal dimensions
- speech signal
- word error rate
- hidden markov models
- fractal dimension
- conversational speech
- broadcast news
- speech retrieval
- recognition errors
- spoken words
- texture segmentation
- image features
- error rate
- noisy environments
- feature vectors
- edge detection
- acoustic features
- spontaneous speech
- multiresolution
- image analysis
- multiscale
- word recognition
- speech corpus
- speech sounds
- machine learning