Structured Group Sparsity: A Novel Indoor WLAN Localization, Outlier Detection, and Radio Map Interpolation Scheme.
Ali KhalajmehrabadiNikolaos GatsisDavid AkopianPublished in: CoRR (2016)
Keyphrases
- outlier detection
- group sparsity
- knowledge discovery
- structured sparsity
- detecting outliers
- fraud detection
- data streams
- dictionary learning
- detection algorithm
- data mining
- detect outliers
- sparse coding
- low rank
- databases
- transaction data
- wireless networks
- computer vision
- machine learning
- wifi
- maximum a posteriori
- data sets