Beyond the Simplex: Hadamard-Infused Deep Sparse Representations for Enhanced Similarity Measures.
Xiangyu LiUmberto GherardiArmand OvanessiansHua WangPublished in: ICKG (2023)
Keyphrases
- sparse representation
- similarity measure
- dictionary learning
- sparse coding
- image classification
- face recognition
- reconstruction error
- compressive sensing
- image patches
- signal processing
- linear programming
- regularized least squares
- random projections
- sparse reconstruction
- compressed sensing
- joint optimization
- high dimensional data
- test images
- manifold learning
- dimensionality reduction
- negative matrix factorization
- image representation
- norm regularization
- sparse coefficients
- matrix completion
- neural network
- nearest neighbor
- stereo matching