Directional statistics-based deep metric learning for image classification and retrieval.
Xuefei ZheShifeng ChenHong YanPublished in: Pattern Recognit. (2019)
Keyphrases
- metric learning
- image classification and retrieval
- distance metric
- distance metric learning
- shape classification
- dimensionality reduction
- pairwise
- semi supervised
- image representation
- learning tasks
- multi task
- distance function
- feature space
- mahalanobis metric
- shape description
- semi supervised learning
- shape matching
- distance measure
- multiscale
- low dimensional
- active learning
- prior knowledge
- feature vectors
- high dimensional
- pattern recognition