Visual vocabulary tree-based partial-duplicate image retrieval for coverless image steganography.
Yan MuZhili ZhouPublished in: Int. J. High Perform. Comput. Netw. (2019)
Keyphrases
- visual vocabulary
- image retrieval
- visual words
- visual phrases
- image collections
- bag of visual words
- image database
- bag of words
- image representation
- image descriptors
- object retrieval
- visual features
- image content
- visual content
- retrieval accuracy
- cbir systems
- relevance feedback
- text retrieval
- image annotation
- image search
- bag of features
- retrieval process
- feature space
- random forest
- co occurrence
- pairwise
- sift descriptors
- nearest neighbor search
- retrieval method
- keypoints
- action recognition
- image classification