Combining sketches and wavelet analysis for multi time-scale network anomaly detection.
Christian CallegariStefano GiordanoMichele PaganoTeresa PepePublished in: Comput. Secur. (2011)
Keyphrases
- wavelet analysis
- network anomaly detection
- wavelet transform
- anomaly detection
- multiresolution
- network intrusion detection
- feature detection
- low frequency
- factor analysis
- gaussian function
- self organizing maps
- mexican hat
- scale space
- basis functions
- multiscale
- wavelet coefficients
- frequency domain
- detection method
- computer vision