3D object retrieval based on sparse coding in weak supervision.
Weizhi NieAnan LiuYuting SuPublished in: J. Vis. Commun. Image Represent. (2016)
Keyphrases
- sparse coding
- natural images
- d objects
- dictionary learning
- sparse representation
- linear combination
- image classification
- shape descriptors
- generative model
- discriminative power
- image representation
- single image super resolution
- unsupervised learning
- group sparsity
- sparse codes
- person re identification
- image patches
- high dimensional
- feature space
- object category recognition
- higher order
- visual words
- object recognition
- input image
- ground truth
- pattern recognition
- text classification
- shape analysis
- sparsity constraints
- similarity measure
- computer vision
- data sets