Automated retinal health diagnosis using pyramid histogram of visual words and Fisher vector techniques.
Joel E. W. KohEddie-Yin-Kwee NgSulatha V. BhandaryYuki HagiwaraAugustinus LaudeU. Rajendra AcharyaPublished in: Comput. Biol. Medicine (2018)
Keyphrases
- visual words
- spatial pyramid matching
- fisher kernel
- bag of words
- image representation
- bag of visual words
- image classification
- vocabulary tree
- visual phrases
- scene classification
- visual vocabulary
- discriminative power
- co occurrence
- bag of features
- sparse coding
- image features
- image retrieval
- object retrieval
- object categories
- multiscale
- keypoints
- spatial information
- bag of words models
- feature space
- visual content
- sift descriptors
- visual dictionary
- spatial relationships
- action recognition
- feature vectors
- multiresolution
- image analysis
- scale space
- text classification
- object recognition
- gaussian mixture model
- pairwise
- gray level
- feature extraction
- face recognition
- image processing
- machine learning