Magnetic Anomaly Detection Based on Energy-Concentrated Discrete Cosine Wavelet Transform.
Huan LiuXinglin ZhangHaobin DongZheng LiuXiangyun HuPublished in: IEEE Trans. Instrum. Meas. (2023)
Keyphrases
- anomaly detection
- wavelet transform
- discrete cosine
- transform domain
- transform coding
- image coding
- image compression
- wavelet filters
- multiresolution
- intrusion detection
- multiscale
- detecting anomalies
- discrete fourier transform
- network traffic
- network intrusion detection
- subband
- anomalous behavior
- spatial domain
- wavelet coefficients
- wavelet decomposition
- network anomaly detection
- feature extraction
- intrusion detection system
- one class support vector machines
- unsupervised learning
- high frequency
- detect anomalies
- low frequency
- filter bank
- bit allocation
- negative selection algorithm
- object recognition
- computational complexity
- discrete cosine transform
- fourier transform