Automatic image cropping using sparse coding.
Jieying SheDuo WangMingli SongPublished in: ACPR (2011)
Keyphrases
- sparse coding
- image classification
- image representation
- image content
- natural images
- dictionary learning
- multiscale
- single image super resolution
- sparse representation
- image features
- test images
- input image
- image data
- visual words
- image retrieval
- basis vectors
- image segmentation
- spatial pyramid matching
- sparse codes
- linear combination
- sparse coefficients
- image patches
- unsupervised learning
- training data
- discriminative power
- feature extraction
- person re identification
- data sets