Distributed stochastic principal component analysis using stabilized Barzilai-Borwein step-size for data compression with WSN.
Pei Heng LiHee Yong YounPublished in: J. Supercomput. (2021)
Keyphrases
- data compression
- step size
- principal component analysis
- convergence rate
- cost function
- compression algorithm
- convergence speed
- compression ratio
- wireless sensor networks
- data reduction
- huffman coding
- wavelet compression
- dimensionality reduction
- principal components
- steepest descent method
- independent component analysis
- lossless data compression
- quantization step
- variable step size
- genetic algorithm
- compressed data
- wavelet coefficients
- low dimensional
- evolutionary algorithm
- feature space
- feature extraction
- computer vision