Unsupervised Anomaly Detection Approach for Time-Series in Multi-Domains Using Deep Reconstruction Error.
Tsatsral AmarbayasgalanVan Huy PhamNipon Theera-UmponKeun Ho RyuPublished in: Symmetry (2020)
Keyphrases
- reconstruction error
- unsupervised anomaly detection
- anomaly detection
- sparse coding
- singular value decomposition
- sparse representation
- reconstructed image
- semi supervised
- filter bank
- intrusion detection
- subband
- classification error
- machine learning
- superpixels
- objective function
- high quality
- post processing
- bit rate
- natural images
- multiresolution
- pattern recognition
- feature selection
- computer vision