The role of integral features for perceiving image discriminability.
Xosé R. Fernández-VidalJose A. GarcíaJoaquín Fernández-ValdiviaRosa Rodríguez-SánchezPublished in: Pattern Recognit. Lett. (1997)
Keyphrases
- image features
- input image
- image data
- extracting features
- spatial distribution
- image content
- test images
- single image
- original images
- low level
- multiscale
- extracted features
- edge detection
- image classification
- spatial frequency
- image description
- feature representation
- invariant features
- spatial relationships
- image segmentation
- keypoints
- feature vectors
- image regions
- normalized gradient
- grey level
- image retrieval
- image analysis
- salient features
- matching process
- spatial information
- image representation
- image pixels
- image collections
- sample images
- region of interest
- feature extraction
- global features
- geometric constraints
- individual features
- natural images
- feature detectors
- computer vision
- similarity measure
- image similarity
- feature space
- image matching
- markov random field
- fingerprint images
- high resolution
- feature matching
- feature detection