Indoor WLAN localization using group sparsity optimization technique.
Ali KhalajmehrabadiNikolaos GatsisDavid AkopianPublished in: PLANS (2016)
Keyphrases
- group sparsity
- structured sparsity
- sparse coding
- dictionary learning
- low rank
- sparse representation
- wireless networks
- discriminative power
- image classification
- statistical learning
- compressive sensing
- learning models
- wifi
- convex optimization
- machine learning
- bag of words
- natural images
- objective function
- computer vision