New Bag of Deep Visual Words based features to classify chest x-ray images for COVID-19 diagnosis.
Chiranjibi SitaulaSunil AryalPublished in: CoRR (2020)
Keyphrases
- x ray images
- visual words
- bag of words
- x ray
- co occurrence
- image features
- bag of features
- image classification
- medical images
- bag of words models
- spatial relationships
- sift descriptors
- image representation
- vocabulary tree
- lung nodules
- feature space
- visual phrases
- single view
- spatial information
- bag of visual words
- visual vocabulary
- chest radiographs
- feature extraction
- keypoints
- feature vectors
- low level
- action recognition
- visual features
- low dose
- visual codebook
- computer aided
- dual energy
- image retrieval
- object retrieval
- scene classification
- visual content
- object categories
- medical imaging