Mahalanobis Distance Based Approach for Anomaly Detection of Analog Filters Using Frequency Features and Parzen Window Density Estimation.
Zewen HuMingqing XiaoLei ZhangShuai LiuYawei GePublished in: J. Electron. Test. (2016)
Keyphrases
- parzen window
- density estimation
- anomaly detection
- probability density function
- pattern classification
- mutual information
- probability density
- mixture model
- density estimators
- learning theory
- feature space
- density function
- gaussian mixture model
- feature extraction
- error bounds
- unsupervised learning
- prior knowledge
- outlier detection
- nearest neighbor
- feature vectors
- covariance matrix
- euclidean distance
- probabilistic model
- computer vision