An efficient approach to detected edge of image.
Mingqin LiuXiaoguang ZhangPublished in: ICDIP (2011)
Keyphrases
- edge detection
- input image
- image data
- image features
- single image
- image retrieval
- multiscale
- image classification
- image analysis
- image content
- template matching
- multiple scales
- edge map
- image pixels
- segmentation method
- image representation
- image edges
- edge pixels
- image matching
- feature points
- edge information
- sharp edges
- detected edges
- gray value
- gradient direction
- grey level
- adjacent pixels
- pixel values
- image regions
- low level
- test images
- vector field
- edge points
- spatial information
- keypoints
- gradient magnitude
- segmentation algorithm
- edge direction
- adjacent regions
- edge segments
- image segmentation