{"id":"https://openalex.org/W2682554882","doi":"https://doi.org/10.1109/ccece.2017.7946755","title":"Automatic IRNDT inspection applying sparse PCA-based clustering","display_name":"Automatic IRNDT inspection applying sparse PCA-based clustering","publication_year":2017,"publication_date":"2017-04-01","ids":{"openalex":"https://openalex.org/W2682554882","doi":"https://doi.org/10.1109/ccece.2017.7946755","mag":"2682554882"},"language":"en","primary_location":{"id":"doi:10.1109/ccece.2017.7946755","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccece.2017.7946755","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086309547","display_name":"Bardia Yousefi","orcid":"https://orcid.org/0000-0003-3121-7045"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Bardia Yousefi","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada","institution_ids":["https://openalex.org/I43406934"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002588805","display_name":"Hossein Memarzadeh Sharifipour","orcid":"https://orcid.org/0000-0002-0954-4712"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Hossein Memarzadeh Sharifipour","raw_affiliation_strings":["Department of Computer Science, Laval University, Quebec City, Quebec, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Laval University, Quebec City, Quebec, Canada","institution_ids":["https://openalex.org/I43406934"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077566748","display_name":"Clemente Ibarra\u2010Castanedo","orcid":"https://orcid.org/0000-0002-0198-7439"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Clemente Ibarra Castanedo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada","institution_ids":["https://openalex.org/I43406934"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027017464","display_name":"Xavier Maldague","orcid":"https://orcid.org/0000-0002-8777-2008"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xavier P. V. Maldague","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Laval University, Quebec City, Quebec, Canada","institution_ids":["https://openalex.org/I43406934"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I43406934"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11856","display_name":"Thermography and Photoacoustic Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11856","display_name":"Thermography and Photoacoustic Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11667","display_name":"Advanced Chemical Sensor Technologies","score":0.9925000071525574,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.9018217325210571},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.7665029764175415},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6052748560905457},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.588776707649231},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.5770650506019592},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5770115256309509},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.4385637640953064},{"id":"https://openalex.org/keywords/sparse-pca","display_name":"Sparse PCA","score":0.41626009345054626},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.36957526206970215},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2450493574142456},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1131819486618042}],"concepts":[{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.9018217325210571},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.7665029764175415},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6052748560905457},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.588776707649231},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.5770650506019592},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5770115256309509},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.4385637640953064},{"id":"https://openalex.org/C24252448","wikidata":"https://www.wikidata.org/wiki/Q7573786","display_name":"Sparse PCA","level":3,"score":0.41626009345054626},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.36957526206970215},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2450493574142456},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1131819486618042},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ccece.2017.7946755","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccece.2017.7946755","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1534408902","https://openalex.org/W1544126545","https://openalex.org/W1975900269","https://openalex.org/W1977556410","https://openalex.org/W2004026774","https://openalex.org/W2011430131","https://openalex.org/W2020851009","https://openalex.org/W2030360718","https://openalex.org/W2099242680","https://openalex.org/W2119388857","https://openalex.org/W2122340891","https://openalex.org/W2127218421","https://openalex.org/W2133157266","https://openalex.org/W2139850885","https://openalex.org/W3103206576","https://openalex.org/W6678914141"],"related_works":["https://openalex.org/W301426590","https://openalex.org/W1975900269","https://openalex.org/W4283792950","https://openalex.org/W2531880140","https://openalex.org/W2913294167","https://openalex.org/W2735391372","https://openalex.org/W2128040385","https://openalex.org/W2372988594","https://openalex.org/W2102113284","https://openalex.org/W2101565330"],"abstract_inverted_index":{"Recent":[0],"progress":[1],"in":[2,9,31,65,118,143],"Thermal":[3],"and":[4,29,75,102,132,139,159],"infrared":[5],"Non-Destructive":[6],"Testing":[7],"(IRNDT)":[8],"different":[10],"fields":[11],"have":[12,25,134],"provided":[13],"interesting":[14],"defect":[15,96],"detection":[16],"solutions.":[17],"Principal":[18,57,98,106],"Component":[19,58,99,107],"Analysis":[20,59],"(PCA)":[21],"based":[22,92],"K-means":[23,93],"clustering":[24,33,94],"been":[26,135],"successfully":[27],"introduced":[28],"used":[30,112,136],"many":[32],"applications.":[34],"However,":[35],"PCA":[36],"suffers":[37],"from":[38],"being":[39],"relatively":[40],"more":[41],"sensitive":[42],"to":[43,47,67,120],"the":[44,53,122,144,156,161],"noise":[45,68,149],"due":[46],"having":[48],"a":[49,62,114],"linear":[50],"transformation.":[51],"On":[52],"other":[54],"hand,":[55],"Sparse":[56],"(SPCA)":[60],"has":[61],"superior":[63],"performance":[64,158],"relation":[66],"because":[69],"of":[70,116,124,128,146],"l":[71,76],"<sub":[72,77],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[73,78],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[74],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sub>":[79],"norm":[80],"additional":[81],"terms":[82],"which":[83],"increase":[84],"its":[85],"robustness.":[86],"As":[87],"such,":[88],"we":[89],"propose":[90],"SPCA":[91],"for":[95,137],"segmentation.":[97],"Thermography":[100,108],"(PCT)":[101],"Candid":[103],"Covariance-Free":[104],"Incremental":[105],"(CCIPCT)":[109],"are":[110],"also":[111],"as":[113],"pretreatment":[115],"data":[117],"order":[119],"reduce":[121],"number":[123],"components.":[125],"Three":[126],"types":[127],"specimens":[129],"(CFRP,":[130],"Plexiglass":[131],"Aluminum)":[133],"comparative":[138],"quantitative":[140],"benchmarking":[141],"even":[142],"case":[145],"adding":[147],"Gaussian":[148],"(0%-":[150],"35%).":[151],"The":[152],"results":[153],"conclusively":[154],"indicate":[155],"promising":[157],"confirmed":[160],"outlined":[162],"properties.":[163]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}