Wavelet-Based Sparse Representation of Waveforms for Type-Testing of Static Electricity Meters.
Stefano LodettiDeborah RitzmannPeter N. DavisPaul S. WrightHelko E. van den BromZander MaraisBas ten HavePublished in: IEEE Trans. Instrum. Meas. (2022)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- image classification
- image patches
- compressed sensing
- compressive sensing
- multiresolution
- negative matrix factorization
- joint optimization
- object tracking
- random projections
- signal processing
- high dimensional data
- reconstruction error
- sparse reconstruction
- sparse approximations
- image compression
- dimensionality reduction
- norm minimization
- test images
- image representation
- wavelet transform
- computer vision
- sparse coefficients
- similarity measure
- regularized least squares
- sparse codes
- advanced metering infrastructure
- sparse learning
- subband
- image features
- object recognition
- decision trees
- image processing