{"id":"https://openalex.org/W4312460278","doi":"https://doi.org/10.1109/lsp.2022.3217442","title":"Symmetrical Epipolar Features Over Normalized Camera/Projector Calibration Matrices for Real-Time Structured Light Illumination","display_name":"Symmetrical Epipolar Features Over Normalized Camera/Projector Calibration Matrices for Real-Time Structured Light Illumination","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4312460278","doi":"https://doi.org/10.1109/lsp.2022.3217442"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2022.3217442","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2022.3217442","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"},"type":"article","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/A5100399921","display_name":"Kai Liu","orcid":"https://orcid.org/0000-0002-6433-6529"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Liu","raw_affiliation_strings":["College of Electrical Engineering, Sichuan University, Chengdu, Sichuan, China","College of Electrical Engineering, Sichuan University, Chengdu, Sichuan Province, China"],"raw_orcid":"https://orcid.org/0000-0002-6433-6529","affiliations":[{"raw_affiliation_string":"College of Electrical Engineering, Sichuan University, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I24185976"]},{"raw_affiliation_string":"College of Electrical Engineering, Sichuan University, Chengdu, Sichuan Province, China","institution_ids":["https://openalex.org/I24185976"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008182174","display_name":"Songlin Ying","orcid":null},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Songlin Ying","raw_affiliation_strings":["College of Electrical Engineering, Sichuan University, Chengdu, Sichuan, China","College of Electrical Engineering, Sichuan University, Chengdu, Sichuan Province, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electrical Engineering, Sichuan University, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I24185976"]},{"raw_affiliation_string":"College of Electrical Engineering, Sichuan University, Chengdu, Sichuan Province, China","institution_ids":["https://openalex.org/I24185976"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070867546","display_name":"Daniel L. Lau","orcid":"https://orcid.org/0000-0003-1377-4622"},"institutions":[{"id":"https://openalex.org/I143302722","display_name":"University of Kentucky","ror":"https://ror.org/02k3smh20","country_code":"US","type":"education","lineage":["https://openalex.org/I143302722"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel L. Lau","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Kentucky, Lexington, KY, USA"],"raw_orcid":"https://orcid.org/0000-0003-1377-4622","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Kentucky, Lexington, KY, USA","institution_ids":["https://openalex.org/I143302722"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034427070","display_name":"Ce Zhu","orcid":"https://orcid.org/0000-0001-7607-707X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ce Zhu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan Province, China"],"raw_orcid":"https://orcid.org/0000-0001-7607-707X","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan Province, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085298765","display_name":"Bin Xu","orcid":"https://orcid.org/0000-0003-2661-3852"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Xu","raw_affiliation_strings":["School of Mechanical Engineering, Sichuan University, Chengdu, Sichuan, China","School of Mechanical Engineering, Sichuan University, Chengdu, Sichuan Province, China"],"raw_orcid":"https://orcid.org/0000-0003-2661-3852","affiliations":[{"raw_affiliation_string":"School of Mechanical Engineering, Sichuan University, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I24185976"]},{"raw_affiliation_string":"School of Mechanical Engineering, Sichuan University, Chengdu, Sichuan Province, China","institution_ids":["https://openalex.org/I24185976"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4894,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.63539271,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"29","issue":null,"first_page":"2268","last_page":"2272"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10638","display_name":"Optical measurement and interference techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10638","display_name":"Optical measurement and interference techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11211","display_name":"3D Surveying and Cultural Heritage","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/epipolar-geometry","display_name":"Epipolar geometry","score":0.9931727647781372},{"id":"https://openalex.org/keywords/projector","display_name":"Projector","score":0.8175646662712097},{"id":"https://openalex.org/keywords/image-warping","display_name":"Image warping","score":0.7179698944091797},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7044165134429932},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6203954815864563},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.6167967319488525},{"id":"https://openalex.org/keywords/fundamental-matrix","display_name":"Fundamental matrix (linear differential equation)","score":0.5957559943199158},{"id":"https://openalex.org/keywords/structured-light","display_name":"Structured light","score":0.5552680492401123},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5379406213760376},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4472179114818573},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4146745204925537},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.34754252433776855},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.22975033521652222},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.16748285293579102},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1557554304599762},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.07835200428962708}],"concepts":[{"id":"https://openalex.org/C23379248","wikidata":"https://www.wikidata.org/wiki/Q200904","display_name":"Epipolar geometry","level":3,"score":0.9931727647781372},{"id":"https://openalex.org/C2776865275","wikidata":"https://www.wikidata.org/wiki/Q311666","display_name":"Projector","level":2,"score":0.8175646662712097},{"id":"https://openalex.org/C157202957","wikidata":"https://www.wikidata.org/wiki/Q1659609","display_name":"Image warping","level":2,"score":0.7179698944091797},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7044165134429932},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6203954815864563},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6167967319488525},{"id":"https://openalex.org/C2780427248","wikidata":"https://www.wikidata.org/wiki/Q17014996","display_name":"Fundamental matrix (linear differential equation)","level":2,"score":0.5957559943199158},{"id":"https://openalex.org/C193581530","wikidata":"https://www.wikidata.org/wiki/Q683778","display_name":"Structured light","level":2,"score":0.5552680492401123},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5379406213760376},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4472179114818573},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4146745204925537},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.34754252433776855},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.22975033521652222},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.16748285293579102},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1557554304599762},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.07835200428962708},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2022.3217442","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2022.3217442","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.5099999904632568}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1992989752","https://openalex.org/W2145713909","https://openalex.org/W2345939069","https://openalex.org/W2804654620","https://openalex.org/W2902206865","https://openalex.org/W2941842935","https://openalex.org/W2991958215","https://openalex.org/W3006615688","https://openalex.org/W3024586255","https://openalex.org/W3049757280","https://openalex.org/W3124334027","https://openalex.org/W3140963551","https://openalex.org/W3156931763"],"related_works":["https://openalex.org/W1533134004","https://openalex.org/W1990472106","https://openalex.org/W2755641224","https://openalex.org/W2394408411","https://openalex.org/W4221132921","https://openalex.org/W4210643770","https://openalex.org/W2336873990","https://openalex.org/W2134012606","https://openalex.org/W4365794592","https://openalex.org/W2137378728"],"abstract_inverted_index":{"Structured":[0],"light":[1],"illumination":[2],"is":[3,35],"a":[4,11],"3D":[5,59],"scanning":[6],"technique":[7],"based":[8,19],"on":[9,20,47],"projecting":[10],"series":[12],"of":[13,24,36,58,76,90],"striped":[14],"patterns":[15],"and":[16,79],"reconstructing":[17],"depth":[18],"the":[21,25,28,56,63,77,84,91,95],"observed":[22],"warping":[23],"pattern":[26],"across":[27],"target":[29],"surface.":[30],"Extensively":[31],"studied,":[32],"real-time":[33],"performance":[34],"paramount":[37],"importance":[38],"in":[39],"many":[40],"applications.":[41],"In":[42],"this":[43],"Letter,":[44],"we":[45],"build":[46],"prior":[48],"researches":[49],"with":[50,62,99],"epipolar":[51,65,70],"geometry":[52,71],"to":[53],"further":[54],"simplify":[55],"computations":[57],"point":[60],"clouds,":[61],"symmetrical":[64],"features":[66],"derived":[67],"by":[68],"extending":[69],"over":[72,94],"normalized":[73,96],"calibration":[74,97],"matrices":[75,98],"camera":[78],"projector.":[80],"Experiments":[81],"show":[82],"that":[83],"proposed":[85],"two":[86],"new":[87],"processes":[88],"are":[89],"same":[92],"accuracy":[93],"substantially":[100],"fewer":[101],"calculations.":[102]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}