An Accurate and Efficient Device-Free Localization Approach Based on Sparse Coding in Subspace.
Huakun HuangHaoli ZhaoXiang LiShuxue DingLingjun ZhaoZhenni LiPublished in: IEEE Access (2018)
Keyphrases
- image processing
- sparse coding
- subspace learning
- sparse representation
- natural images
- dictionary learning
- linear combination
- feature space
- basis vectors
- feature extraction
- unsupervised learning
- multiscale
- image representation
- generative model
- sparse codes
- discriminative power
- image classification
- high dimensional
- low dimensional
- person re identification
- data sets
- object category recognition
- high dimensional data
- dimensionality reduction
- higher order
- principal component analysis
- supervised learning
- small number