Ensemble patch sparse coding: A feature learning method for classification of images with ambiguous edges.
Jaehwan LeeTaewoon KongKichun LeePublished in: Expert Syst. Appl. (2019)
Keyphrases
- sparse coding
- image classification
- dictionary learning
- unsupervised learning
- group sparsity
- object category recognition
- spatial pyramid matching
- test images
- feature representation
- feature set
- edge detection
- image features
- single image super resolution
- prior knowledge
- ground truth
- pattern recognition
- learning algorithm
- sparse representation
- similarity measure
- supervised learning
- object recognition
- image regions
- support vector machine
- training samples
- image retrieval
- image patches
- text classification
- input data
- input image
- natural images
- spatial information
- pairwise
- feature vectors
- higher order
- multiscale
- object detection
- decision trees
- feature selection