Classification of pathological voice signals using self-similarity based wavelet packet feature extraction and Davies-bouldin criterion.
Hossein Khadivi HerisBabak Seyed AghazadehMansour Nikkhah BahramiPublished in: MAVEBA (2007)
Keyphrases
- feature extraction
- wavelet packet
- wavelet packet transform
- feature selection
- image classification
- feature vectors
- wavelet transform
- pattern recognition
- filter bank
- machine learning
- frequency domain
- subband
- feature space
- image coding
- extracted features
- feature set
- signal processing
- denoising
- image processing
- nearest neighbor
- wavelet function
- image quality
- unsupervised learning
- dimensionality reduction
- expert systems
- texture features
- multiscale
- image segmentation
- davies bouldin