Edge Defect Detection of Network Image by the Application of Modal Symmetry.
Yanlong ZhuPublished in: Wirel. Pers. Commun. (2022)
Keyphrases
- defect detection
- edge detection
- image data
- input image
- edge map
- image representation
- image features
- multiscale
- image content
- single image
- image classification
- gray value
- image edges
- gradient direction
- edge detection algorithm
- edge direction
- bilateral symmetry
- template matching
- image segmentation
- segmentation method
- test images
- sobel operator
- pixel values
- adjacent regions
- adjacent pixels
- image retrieval
- image analysis
- low level
- high resolution
- grey level
- edge pixels
- perspective images
- gradient magnitude
- image quality
- feature points
- multiple scales
- zero crossing
- computer vision
- keypoints