Feature Enhancement Using Gradient Salience on Thermal Image.
Zelin LiJian ZhangQiang WuGlenn GeersPublished in: DICTA (2010)
Keyphrases
- image features
- input image
- edge detection
- image data
- single image
- image analysis
- multiscale
- gradient direction
- enhanced image
- image retrieval
- image content
- grey level
- image representation
- gradient information
- feature representation
- contrast enhancement
- image classification
- preprocessing stage
- salient regions
- high resolution
- image enhancement
- image processing
- feature points
- test images
- region of interest
- image regions
- similarity measure
- natural images
- spatial information
- gradient field
- feature detectors
- energy functional
- pixel values
- vector field
- image sequences