Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements

This work presents a real life experiment of implementing an artificial intelligence model for detecting sub-millimeter cracks in metallic surfaces on a dataset obtained from a waveguide sensor loaded with metamaterial elements. Crack detection using microwave sensors is typically based on human obs...

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Main Authors: Abdulbaset Ali, Bing Hu, Omar Ramahi
Format: Article
Language:English
Published: MDPI AG 2015-05-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/15/5/11402
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author Abdulbaset Ali
Bing Hu
Omar Ramahi
author_facet Abdulbaset Ali
Bing Hu
Omar Ramahi
author_sort Abdulbaset Ali
collection DOAJ
description This work presents a real life experiment of implementing an artificial intelligence model for detecting sub-millimeter cracks in metallic surfaces on a dataset obtained from a waveguide sensor loaded with metamaterial elements. Crack detection using microwave sensors is typically based on human observation of change in the sensor’s signal (pattern) depicted on a high-resolution screen of the test equipment. However, as demonstrated in this work, implementing artificial intelligence to classify cracked from non-cracked surfaces has appreciable impact in terms of sensing sensitivity, cost, and automation. Furthermore, applying artificial intelligence for post-processing data collected from microwave sensors is a cornerstone for handheld test equipment that can outperform rack equipment with large screens and sophisticated plotting features. The proposed method was tested on a metallic plate with different cracks and the obtained experimental results showed good crack classification accuracy rates.
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spelling doaj.art-c7b3b05e2dc946e5888eb3cbfad4b09e2022-12-22T02:57:46ZengMDPI AGSensors1424-82202015-05-01155114021141610.3390/s150511402s150511402Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial ElementsAbdulbaset Ali0Bing Hu1Omar Ramahi2Department of Electrical and Computer Engineering, University of Waterloo, 200 University Avenue West, Waterloo, ON N2L 3G1, CanadaSchool of Information and Electronics, Beijing Institute of Technology, Beijing 100081, ChinaDepartment of Electrical and Computer Engineering, University of Waterloo, 200 University Avenue West, Waterloo, ON N2L 3G1, CanadaThis work presents a real life experiment of implementing an artificial intelligence model for detecting sub-millimeter cracks in metallic surfaces on a dataset obtained from a waveguide sensor loaded with metamaterial elements. Crack detection using microwave sensors is typically based on human observation of change in the sensor’s signal (pattern) depicted on a high-resolution screen of the test equipment. However, as demonstrated in this work, implementing artificial intelligence to classify cracked from non-cracked surfaces has appreciable impact in terms of sensing sensitivity, cost, and automation. Furthermore, applying artificial intelligence for post-processing data collected from microwave sensors is a cornerstone for handheld test equipment that can outperform rack equipment with large screens and sophisticated plotting features. The proposed method was tested on a metallic plate with different cracks and the obtained experimental results showed good crack classification accuracy rates.http://www.mdpi.com/1424-8220/15/5/11402artificial intelligencesplit-ring resonatorsmetamaterialcrack detectionwaveguide sensors
spellingShingle Abdulbaset Ali
Bing Hu
Omar Ramahi
Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
Sensors
artificial intelligence
split-ring resonators
metamaterial
crack detection
waveguide sensors
title Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
title_full Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
title_fullStr Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
title_full_unstemmed Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
title_short Intelligent Detection of Cracks in Metallic Surfaces Using a Waveguide Sensor Loaded with Metamaterial Elements
title_sort intelligent detection of cracks in metallic surfaces using a waveguide sensor loaded with metamaterial elements
topic artificial intelligence
split-ring resonators
metamaterial
crack detection
waveguide sensors
url http://www.mdpi.com/1424-8220/15/5/11402
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AT binghu intelligentdetectionofcracksinmetallicsurfacesusingawaveguidesensorloadedwithmetamaterialelements
AT omarramahi intelligentdetectionofcracksinmetallicsurfacesusingawaveguidesensorloadedwithmetamaterialelements