A Comparative Study of Multiscale Sample Entropy and Hierarchical Entropy and Its Application in Feature Extraction for Ship-Radiated Noise.
Weijia LiXiaohong ShenYa'an LiPublished in: Entropy (2019)
Keyphrases
- multiscale
- feature extraction
- information theoretic
- information theory
- mutual information
- coarse to fine
- image processing
- wavelet transform
- preprocessing
- face recognition
- fuzzy entropy
- information entropy
- scale space
- dimensionality reduction
- principal component analysis
- missing data
- discriminant analysis
- noise reduction
- multiresolution
- wavelet domain
- feature representation
- feature vectors
- feature space
- shannon entropy