Subspace-based DOA with linear phase approximation and frequency bin selection preprocessing for interactive robots in noisy environments.
Sheng-Chieh LeeBo-Wei ChenJhing-Fa WangMin-Jian LiaoWen JiPublished in: Comput. Speech Lang. (2015)
Keyphrases
- noisy environments
- preprocessing
- preprocessing phase
- noise reduction
- digit recognition
- speech enhancement
- speech recognition
- speech signal
- linear subspace
- feature extraction
- speaker verification
- confidence level
- mobile robot
- low dimensional
- speaker identification
- neural network
- principal component analysis
- automatic speech recognition
- high dimensional