HIGHLIGHTS
- who: Erhu Zhang and colleagues from the Department of information Science, Xi`an University of Technology, Xi`an, China have published the article: Automatic Defect Detection for Web Offset Printing Based on Machine Vision, in the Journal: (JOURNAL)
- what: The authors propose an automatic defect detection method for web offset printing which consists of determining first row of captured images image registration and defect detection.
- how: Unlike the existing methods a shape context descriptor based on the concave-convex feature is presented for image registration which can effectively reduce the dimension of features . . .
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