Sparse coding with anomaly detection.
Amir AdlerMichael EladYacov Hel-OrEhud RivlinPublished in: MLSP (2013)
Keyphrases
- anomaly detection
- sparse coding
- unsupervised learning
- natural images
- dictionary learning
- sparse representation
- intrusion detection
- linear combination
- generative model
- image classification
- network intrusion detection
- image representation
- anomalous behavior
- detecting anomalies
- network traffic
- image patches
- feature space
- intrusion detection system
- visual words
- expectation maximization
- denoising
- semi supervised
- text classification
- dimensionality reduction
- supervised learning
- prior knowledge
- multiscale
- detect anomalies
- one class support vector machines
- maximum likelihood
- object recognition
- support vector