Visual Inspection

 
This project was funded by the National High Technology Program of China.

This project is intended to use Hough techniques to determine positions and orientations of industrial parts. Since industrial parts can in general be decomposed into circles, ellipses, and polygons, the Hough techniques are extremely adequate to do it due to its inherent parallelism, insensitivity to partial occlusion and its robustness to random noise. At present stage, we are concentrated on ellipse detection. The methods used are: A Tabu Search-like method and an RHT-like ( Randomized Hough Transform) method.



 
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