Device-Free Localization via Sparse Coding with Log-Regularizer.
Zhaoyang HanChunhua SuShuxue DingHuakun HuangLingjun ZhaoPublished in: iCAST (2019)
Keyphrases
- sparse coding
- dictionary learning
- sparse representation
- natural images
- linear combination
- unsupervised learning
- image classification
- discriminative power
- image representation
- semi supervised
- generative model
- group sparsity
- sparse codes
- feature space
- visual words
- single image super resolution
- object category recognition
- person re identification
- image patches
- multiscale
- alternating optimization
- learning algorithm
- regularization term
- total variation
- input image
- ground truth
- high dimensional
- pattern recognition
- face recognition