A Metric Learning Based Approach to Evaluate Task-Specific Time Series Similarity.
Yang LuWayne Xin ZhaoHongfei YanXiaoming LiPublished in: WAIM (2013)
Keyphrases
- metric learning
- distance metric
- distance function
- distance metric learning
- nearest neighbor classification
- pairwise similarities
- euclidean distance
- positive semi definite
- distance measure
- machine learning and pattern recognition
- pairwise
- dynamic time warping
- semi supervised
- similarity measure
- learning tasks
- dimensionality reduction
- data points
- similarity search
- multi task
- semi supervised learning
- mahalanobis metric
- subject to linear constraints
- similarity metric
- background knowledge
- nearest neighbor
- knn
- feature space
- data sets
- maximum variance unfolding