Weighted spherical soft assignment and optimization for image content representation and retrieval.
Jiamei NieHong ZhangPublished in: ICNC (2013)
Keyphrases
- image content
- image database
- image representation
- image retrieval
- cbir systems
- soft assignment
- image collections
- visual words
- image annotation
- image data
- natural scenes
- automatic image annotation
- bag of words
- object retrieval
- bag of visual words
- spatial pyramid
- image features
- spatial relationships
- visual content
- image regions
- image classification
- visual concepts
- relevance feedback
- semantic gap
- multiscale
- text retrieval
- retrieval accuracy
- retrieval systems
- information retrieval
- multimedia databases
- retrieval process
- image search
- machine learning
- test collection
- visual similarity
- information retrieval systems
- knn
- image processing