{"id":"https://openalex.org/W2900531127","doi":"https://doi.org/10.1109/access.2018.2881990","title":"Virtual Image Points Based Geometrical Parameters\u2019 Calibration for Focused Light Field Camera","display_name":"Virtual Image Points Based Geometrical Parameters\u2019 Calibration for Focused Light Field Camera","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2900531127","doi":"https://doi.org/10.1109/access.2018.2881990","mag":"2900531127"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2881990","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2881990","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2881990","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100681379","display_name":"Yuan Wang","orcid":"https://orcid.org/0000-0002-9378-2245"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuan Wang","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017179194","display_name":"Jun Qiu","orcid":"https://orcid.org/0000-0003-2933-0727"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Qiu","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100353259","display_name":"Chang Liu","orcid":"https://orcid.org/0000-0002-5187-5507"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chang Liu","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100937200","display_name":"Di He","orcid":"https://orcid.org/0009-0006-7570-6341"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Di He","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059856653","display_name":"Xinkai Kang","orcid":null},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinkai Kang","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100402624","display_name":"Jian Li","orcid":"https://orcid.org/0000-0003-4977-1802"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Li","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074746122","display_name":"Ligen Shi","orcid":null},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ligen Shi","raw_affiliation_strings":["Beijing Information Science and Technology University, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing Information Science and Technology University, Beijing, CN","institution_ids":["https://openalex.org/I78675632"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5100681379"],"corresponding_institution_ids":["https://openalex.org/I78675632"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.7312,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.77170618,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"6","issue":null,"first_page":"71317","last_page":"71326"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","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/T10531","display_name":"Advanced Vision and Imaging","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/T10638","display_name":"Optical measurement and interference techniques","score":0.9995999932289124,"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/T12983","display_name":"Satellite Image Processing and Photogrammetry","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7050255537033081},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6612083911895752},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.62430739402771},{"id":"https://openalex.org/keywords/light-field","display_name":"Light field","score":0.6227983236312866},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.6072965860366821},{"id":"https://openalex.org/keywords/camera-resectioning","display_name":"Camera resectioning","score":0.5909249186515808},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.5192146897315979},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4662795066833496},{"id":"https://openalex.org/keywords/camera-auto-calibration","display_name":"Camera auto-calibration","score":0.45082733035087585},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18205586075782776},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11740165948867798}],"concepts":[{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7050255537033081},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6612083911895752},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.62430739402771},{"id":"https://openalex.org/C48983235","wikidata":"https://www.wikidata.org/wiki/Q593161","display_name":"Light field","level":2,"score":0.6227983236312866},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6072965860366821},{"id":"https://openalex.org/C110898773","wikidata":"https://www.wikidata.org/wiki/Q2933935","display_name":"Camera resectioning","level":2,"score":0.5909249186515808},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.5192146897315979},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4662795066833496},{"id":"https://openalex.org/C94816000","wikidata":"https://www.wikidata.org/wiki/Q5026006","display_name":"Camera auto-calibration","level":3,"score":0.45082733035087585},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18205586075782776},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11740165948867798},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2881990","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2881990","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:2ef33cb66fe24ce58b3ba8b3b58eedf8","is_oa":true,"landing_page_url":"https://doaj.org/article/2ef33cb66fe24ce58b3ba8b3b58eedf8","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 71317-71326 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2881990","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2881990","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5099999904632568,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G2051875164","display_name":null,"funder_award_id":"61871042","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7888434543","display_name":null,"funder_award_id":"61801031","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W1600713188","https://openalex.org/W1818002383","https://openalex.org/W1914596733","https://openalex.org/W2006886274","https://openalex.org/W2007165614","https://openalex.org/W2014627134","https://openalex.org/W2027712176","https://openalex.org/W2028778909","https://openalex.org/W2043408784","https://openalex.org/W2046321681","https://openalex.org/W2060167709","https://openalex.org/W2063366997","https://openalex.org/W2093919938","https://openalex.org/W2099111346","https://openalex.org/W2105198794","https://openalex.org/W2116361875","https://openalex.org/W2125345434","https://openalex.org/W2128268941","https://openalex.org/W2133515844","https://openalex.org/W2137313943","https://openalex.org/W2149694199","https://openalex.org/W2155617382","https://openalex.org/W2160014001","https://openalex.org/W2167667767","https://openalex.org/W2167694888","https://openalex.org/W2236623899","https://openalex.org/W2292846065","https://openalex.org/W2297633669","https://openalex.org/W2327871475","https://openalex.org/W2403813523","https://openalex.org/W2463352328","https://openalex.org/W2780044420","https://openalex.org/W2886645798","https://openalex.org/W4230548574","https://openalex.org/W4244705922","https://openalex.org/W4246212770","https://openalex.org/W6635710167","https://openalex.org/W6654086092","https://openalex.org/W6678793552","https://openalex.org/W6680152570","https://openalex.org/W6753812688"],"related_works":["https://openalex.org/W2785097492","https://openalex.org/W2118427684","https://openalex.org/W2378222798","https://openalex.org/W2052984831","https://openalex.org/W2061162617","https://openalex.org/W2391933270","https://openalex.org/W227461850","https://openalex.org/W1503004767","https://openalex.org/W1970302691","https://openalex.org/W2392935764"],"abstract_inverted_index":{"In":[0,39,57],"the":[1,5,10,15,23,26,58,61,64,68,75,81,84,89,93,98,107,112,117,120,125,129,133,146,152,155,160,163,166],"light":[2,11,27,54,135],"field":[3,12,28,55,136],"imaging,":[4,35],"geometrical":[6,49,105,130,147],"parameters\u2019":[7,50],"calibration":[8,24,51,156],"of":[9,17,25,110,127,132,165],"camera":[13,137],"is":[14,122,138,142],"foundation":[16],"computational":[18],"imaging":[19],"techniques,":[20],"such":[21],"as":[22,78,80],"data,":[29],"digital":[30],"refocusing,":[31],"depth":[32],"reconstruction,":[33],"all-in-focus":[34],"and":[36,124,158],"so":[37],"on.":[38],"this":[40],"paper,":[41],"we":[42],"propose":[43],"a":[44],"virtual":[45,69,85,113],"image":[46,70,86,90,114],"points":[47,66,71,87,91,115],"based":[48],"for":[52,154],"focused":[53,134],"camera.":[56],"forward":[59],"model,":[60],"mapping":[62,82],"from":[63,83,116],"object":[65],"to":[67,74,88,97,144],"with":[72,95],"respect":[73,96],"main":[76],"lens":[77],"well":[79],"on":[92,119],"detector":[94,121],"microlens":[99],"array":[100],"are":[101],"established.":[102,139],"While":[103],"calibrating":[104],"parameters,":[106],"inverse":[108],"problem":[109],"calculating":[111,128],"corner":[118],"established":[123],"model":[126],"parameters":[131,148],"Levenberg\u2013Marquardt":[140],"algorithm":[141],"used":[143],"solve":[145],"iteratively.":[149],"We":[150],"use":[151],"checkerboard":[153,167],"experiment":[157],"validate":[159],"calculation":[161],"via":[162],"reprojection":[164],"corners.":[168]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2018-11-29T00:00:00"}
