Semantic segmentation via sparse coding over hierarchical regions.
Wenbin ZouKidiyo KpalmaJoseph RonsinPublished in: ICIP (2012)
Keyphrases
- sparse coding
- semantic segmentation
- natural images
- superpixels
- unsupervised learning
- sparse representation
- image classification
- conditional random fields
- generative model
- scene classification
- object categories
- linear combination
- input image
- visual words
- image patches
- image representation
- weakly supervised
- image features
- feature space
- object class
- keypoints
- image regions
- multiscale
- high dimensional
- object recognition
- decision trees
- image processing
- face recognition
- denoising
- spatial information
- segmentation method
- co occurrence
- signal processing