Sparse Reconstruction Based on the ADMM and Lasso-LSQR for Bearings Vibration Signals.
Wanqing SongMaria NazarovaYujin ZhangTing ZhangMing LiPublished in: IEEE Access (2017)
Keyphrases
- sparse reconstruction
- vibration signal
- sparse representation
- condition monitoring
- fault diagnosis
- fault detection
- operating conditions
- wavelet transform
- wavelet analysis
- denoising
- morphological filters
- compressive sensing
- frequency band
- autoregressive
- face recognition
- image classification
- median filter
- high frequency
- occlusion handling
- extracted features
- feature selection
- object tracking
- signal processing
- wavelet packet
- high dimensional data
- least squares
- expert systems
- semantic segmentation
- feature extraction
- random projections
- dimensionality reduction
- multiresolution
- neural network
- detection algorithm
- image representation
- missing data
- control strategy
- multiscale
- steady state