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Estimated accuracy of classification of defects detected in welded joints by radiographic tests

✍ Scribed by Romeu R. da Silva; Marcio H.S. Siqueira; Marcos Paulo Vieira de Souza; João M.A. Rebello; Luiz P. Calôba


Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
230 KB
Volume
38
Category
Article
ISSN
0963-8695

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In this paper, we describe an automatic detection system to recognise welding defects in radiographic images. In a first stage, image processing techniques, including noise reduction, contrast enhancement, thresholding and labelling, were implemented to help in the recognition of weld regions and th