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Article
Open AccessHierarchical registration method for surface quality inspection of long products
Manufacturing industry often uses 3D scanning technologies to inspect their products. Some of these techniques produce a point cloud that represent a section of the manufactured product. The clouds must be ali...
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Article
Open AccessCPU and GPU real-time filtering methods for dense surface metrology using general matrix to matrix multiplications
Filtering is a required task in surface metrology for the identification of the components relevant for automated quality control. The calculation of real-time features about the surface is crucial to determin...
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Article
Real-time filtering on parallel SIMD architectures for automated quality inspection
Surface metrology in automated quality inspection is a field, among many others, affected by noise and thus requiring filtering. In surface metrology, filtering is required to remove undesired information from...
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Article
Advances in RGB Projection Technique for Thermographic NDT: Channels Selection Criteria and Visualization Improvement
Infrared thermographic nondestructive testing is a proven technology for material inspection and characterization that is based on the analysis of the dynamic thermal behavior of specimens induced by an intent...
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Article
More than Fifty Shades of Grey: Quantitative Characterization of Defects and Interpretation Using SNR and CNR
The quantitative characterization of defects in images is commonly performed using the signal-to-noise ratio (SNR). However, there is a strong debate about this measure. First, because there is no single accep...
