Paper
11 March 1994 Optical detection of burnt resistors with back propagation
Thomas L. Arnow, Juyong Qiu, Harold G. Longbotham
Author Affiliations +
Proceedings Volume 2183, Machine Vision Applications in Industrial Inspection II; (1994) https://doi.org/10.1117/12.171201
Event: IS&T/SPIE 1994 International Symposium on Electronic Imaging: Science and Technology, 1994, San Jose, CA, United States
Abstract
A round florescent bulb placed around the lens of a CCD camera illuminates a group of carbon resistors. The pictures are passed to a series of feature detectors the outputs of which are sent to a back propagation neural network. Two identical boards were each made with 112 resistors of various colors. Resistors on one board were burned. The network was trained with a test set of about half the good and bad resistors. Results showed 93.8 percent correct when recalling on the untrained half.
© (1994) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Thomas L. Arnow, Juyong Qiu, and Harold G. Longbotham "Optical detection of burnt resistors with back propagation", Proc. SPIE 2183, Machine Vision Applications in Industrial Inspection II, (11 March 1994); https://doi.org/10.1117/12.171201
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KEYWORDS
Resistors

Light sources and illumination

Digital filtering

Neural networks

Sensors

CCD cameras

Photoresistors

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