Restoration of Ancient Documents Using Sparse Image Representation.
Muhammad HanifAnna TonazziniPublished in: ERCIM News (2017)
Keyphrases
- image representation
- sparse coding
- compressive sensing
- sparse representation
- image classification
- multiscale
- bag of words
- image content
- image features
- information retrieval
- document collections
- image retrieval
- quadtree
- visual words
- object recognition
- information retrieval systems
- database
- scene recognition
- high dimensional
- feature space
- feature representations
- representation scheme
- contourlet transform
- text retrieval
- spatial pyramid
- receptive fields
- image processing
- document clustering
- keywords
- scene classification
- computer vision
- xml documents
- multiresolution