Efficient Direct Density Ratio Estimation for Non-stationarity Adaptation and Outlier Detection.
Takafumi KanamoriShohei HidoMasashi SugiyamaPublished in: NIPS (2008)
Keyphrases
- outlier detection
- density ratio estimation
- covariate shift
- least squares
- detection algorithm
- model selection
- distance based outlier detection
- knowledge discovery
- data streams
- density estimation
- detect outliers
- domain adaptation
- detecting outliers
- signal processing
- data mining
- computer vision
- data generation
- non stationary
- active learning
- machine learning