Contrast enhancement influences the detection of gradient based local invariant features and the matching of their descriptors.
Stefan G. StanciuDenis E. TrancaDinu ColtucPublished in: J. Vis. Commun. Image Represent. (2015)
Keyphrases
- contrast enhancement
- image enhancement
- graph matching
- keypoints
- gray level
- histogram equalization
- low contrast
- tone mapping
- multiscale
- unsharp masking
- transfer function
- object detection
- visual quality
- feature descriptors
- image matching
- image analysis
- color images
- feature vectors
- image contrast enhancement
- shape descriptors
- image processing
- affine invariant
- feature points
- pattern recognition
- adaptive histogram equalization