Optimized Variational Mode Decomposition and Permutation Entropy with Their Application in Feature Extraction of Ship-Radiated Noise.
Dongri XieShaohua HongChaojun YaoPublished in: Entropy (2021)
Keyphrases
- feature extraction
- feature selection
- feature space
- additive noise
- image processing
- image segmentation
- face recognition
- image classification
- multiresolution
- noise level
- information theory
- noise reduction
- frequency domain
- mutual information
- dimensionality reduction
- wavelet transform
- optical flow
- data sets
- pattern recognition
- multiscale
- machine learning
- neural network