Local edge detection of an image using weighted pixels based on their neighbourhood.
Asma ZitouniBrahim NiniPublished in: ICMCS (2016)
Keyphrases
- edge detection
- input image
- image pixels
- multiscale
- pixel values
- image data
- image analysis
- image filtering
- neighboring pixels
- image enhancement
- edge pixels
- single image
- noise estimation
- gray value
- original images
- intensity values
- image content
- grey level
- image processing
- image regions
- image representation
- image quality
- adjacent pixels
- edge points
- edge detector
- intensity gradient
- high resolution
- homogeneous regions
- detected edges
- sobel operator
- gray level images
- edge map
- image features
- image classification
- color features
- adjacent regions
- intensity difference
- gray images
- zero crossing
- image edges
- edge detection algorithm
- binary images
- computer vision
- image retrieval
- feature points
- segmentation method
- hough transform
- test images
- noisy images
- disparity map
- image blocks