Determination and Visualization of pH Values in Anaerobic Digestion of Water Hyacinth and Rice Straw Mixtures Using Hyperspectral Imaging with Wavelet Transform Denoising and Variable Selection.
Chu ZhangHui YeFei LiuYong HeWenwen KongKuichuan ShengPublished in: Sensors (2016)
Keyphrases
- variable selection
- wastewater treatment
- dissolved oxygen
- input variables
- hyperspectral imaging
- denoising
- water level
- wavelet transform
- target detection
- wavelet domain
- cross validation
- high dimensional
- fuzzy control
- analytical model
- image denoising
- dimension reduction
- multiresolution
- data analysis
- wavelet coefficients
- hyperspectral images
- subband
- model selection
- water quality
- ls svm
- hyperspectral
- multiscale
- fuzzy controller
- recurrent neural network model
- image processing
- high dimensional data
- control system
- false alarms
- sar images
- infrared
- artificial neural networks
- hyperspectral imagery
- pattern recognition
- training data
- feature extraction
- feature selection