Multi-scale image semantic recognition with hierarchical visual vocabulary.
Xinghao JiangTanfeng SunGuanglei FuPublished in: Comput. Sci. Inf. Syst. (2011)
Keyphrases
- visual vocabulary
- multiscale
- image representation
- visual words
- image classification
- input image
- bag of visual words
- image collections
- image descriptors
- object recognition
- image content
- image features
- image data
- image retrieval
- object retrieval
- image matching
- keypoints
- bag of words
- co occurrence
- low level
- bag of features
- image analysis
- high level
- semantic information
- test images
- natural images
- scale space
- image structure
- image database
- feature space
- spatial information
- image processing
- image search
- random forest
- feature vectors
- sift descriptors
- pairwise
- feature extraction