Efficient Metric Learning Based Dimension Reduction Using Sparse Projectors for Image Near Duplicate Retrieval.
Romain NegrelDavid PicardPhilippe Henri GosselinPublished in: ICPR (2014)
Keyphrases
- dimension reduction
- sparse metric learning
- metric learning
- image retrieval
- discriminative information
- input image
- principal component analysis
- high dimensional
- dimensionality reduction
- image features
- random projections
- image data
- feature extraction
- image classification
- feature selection
- feature space
- low dimensional
- image representation
- linear discriminant analysis
- learning tasks
- image segmentation
- unsupervised learning
- distance metric
- manifold learning
- pairwise
- semi supervised
- data mining
- multi task
- active learning