Sparse semantic metric learning for image retrieval.
Jing LiuZechao LiHanqing LuPublished in: Multim. Syst. (2014)
Keyphrases
- metric learning
- image retrieval
- sparse metric learning
- distance metric
- distance metric learning
- feature space
- semi supervised
- pairwise
- low level features
- multi task
- distance function
- learning tasks
- dimensionality reduction
- image representation
- high dimensional
- semi supervised learning
- mahalanobis metric
- visual features
- multi class
- data sets
- sparse coding
- relevance feedback
- sparse representation
- prior knowledge
- semantic information
- unsupervised learning
- margin maximization
- subject to linear constraints
- domain knowledge