1. Automatic measurement equipment for quality control in the loop slitting department;Hussmann;SPIE Proceedings of Advanced Photonic Sensors and Applications: Three-Dimensional Inspection,1999
2. High resolution linear sensor system for sheet metal width measurement;Hussmann;SPIE Proceedings of Optical Measurement Systems for Industrial Inspection: Industrial Applications II,1999
3. Machine perception of three-dimensional solids;Roberts,1965
4. Object enhancement and extraction;Prewitt,1970
5. Theory of edge detection;Marr;Proceedings of the Royal Society of London,1980