Contextual Spatial Outlier Detection with Metric Learning.
Guanjie ZhengSusan L. BrantleyThomas LauvauxZhenhui LiPublished in: KDD (2017)
Keyphrases
- metric learning
- distance metric
- distance metric learning
- pairwise
- contextual information
- semi supervised
- learning tasks
- nearest neighbor classification
- machine learning and pattern recognition
- person re identification
- dimensionality reduction
- distance function
- multi task
- feature space
- mahalanobis metric
- semi supervised clustering
- semi supervised learning
- margin maximization
- background knowledge
- knowledge base
- machine learning
- data sets