{"id":"https://openalex.org/W2115775435","doi":"https://doi.org/10.1109/icara.2000.4803955","title":"A simple and accurate method for lens calibration","display_name":"A simple and accurate method for lens calibration","publication_year":2009,"publication_date":"2009-02-01","ids":{"openalex":"https://openalex.org/W2115775435","doi":"https://doi.org/10.1109/icara.2000.4803955","mag":"2115775435"},"language":"en","primary_location":{"id":"doi:10.1109/icara.2000.4803955","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icara.2000.4803955","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 4th International Conference on Autonomous Robots and Agents","raw_type":"proceedings-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/A5015358373","display_name":"Claire Flemmer","orcid":"https://orcid.org/0000-0003-2080-8261"},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"C. L. Flemmer","raw_affiliation_strings":["School of Engineering and Advanced Technology, Massey University, Palmerston North, New Zealand","School of Engineering and Advanced Technology, Massey University , Palmerston North , New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Engineering and Advanced Technology, Massey University, Palmerston North, New Zealand","institution_ids":["https://openalex.org/I51158804"]},{"raw_affiliation_string":"School of Engineering and Advanced Technology, Massey University , Palmerston North , New Zealand","institution_ids":["https://openalex.org/I51158804"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062999913","display_name":"R.L.C. Flemmer","orcid":"https://orcid.org/0000-0001-6576-6662"},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"R. C. Flemmer","raw_affiliation_strings":["School of Engineering and Advanced Technology, Massey University, Palmerston North, New Zealand","School of Engineering and Advanced Technology, Massey University , Palmerston North , New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Engineering and Advanced Technology, Massey University, Palmerston North, New Zealand","institution_ids":["https://openalex.org/I51158804"]},{"raw_affiliation_string":"School of Engineering and Advanced Technology, Massey University , Palmerston North , New Zealand","institution_ids":["https://openalex.org/I51158804"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I51158804"],"apc_list":null,"apc_paid":null,"fwci":0.3285,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.61741117,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"10","issue":null,"first_page":"257","last_page":"260"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10638","display_name":"Optical measurement and interference techniques","score":1.0,"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":1.0,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T11583","display_name":"Advanced Measurement and Metrology Techniques","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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-science","display_name":"Computer science","score":0.7375627756118774},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.7213561534881592},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.6728439331054688},{"id":"https://openalex.org/keywords/fiducial-marker","display_name":"Fiducial marker","score":0.6677219867706299},{"id":"https://openalex.org/keywords/lens","display_name":"Lens (geology)","score":0.6609876751899719},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6577664613723755},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5695900917053223},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5583836436271667},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.45298442244529724},{"id":"https://openalex.org/keywords/camera-resectioning","display_name":"Camera resectioning","score":0.4196602702140808},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3794536292552948},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2698656916618347},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1812334656715393},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09715673327445984},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.06821480393409729}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7375627756118774},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.7213561534881592},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.6728439331054688},{"id":"https://openalex.org/C173974348","wikidata":"https://www.wikidata.org/wiki/Q1469893","display_name":"Fiducial marker","level":2,"score":0.6677219867706299},{"id":"https://openalex.org/C15336307","wikidata":"https://www.wikidata.org/wiki/Q1766051","display_name":"Lens (geology)","level":2,"score":0.6609876751899719},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6577664613723755},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5695900917053223},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5583836436271667},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.45298442244529724},{"id":"https://openalex.org/C110898773","wikidata":"https://www.wikidata.org/wiki/Q2933935","display_name":"Camera resectioning","level":2,"score":0.4196602702140808},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3794536292552948},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2698656916618347},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1812334656715393},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09715673327445984},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.06821480393409729},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icara.2000.4803955","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icara.2000.4803955","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 4th International Conference on Autonomous Robots and Agents","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":20,"referenced_works":["https://openalex.org/W36923225","https://openalex.org/W107980216","https://openalex.org/W344104659","https://openalex.org/W1967092919","https://openalex.org/W1977272108","https://openalex.org/W1983959451","https://openalex.org/W1998227074","https://openalex.org/W2032704023","https://openalex.org/W2045511975","https://openalex.org/W2079406957","https://openalex.org/W2094303979","https://openalex.org/W2124535811","https://openalex.org/W2147867079","https://openalex.org/W2150023056","https://openalex.org/W2158668912","https://openalex.org/W2168991957","https://openalex.org/W2171074980","https://openalex.org/W3029595082","https://openalex.org/W4230910228","https://openalex.org/W6778499445"],"related_works":["https://openalex.org/W2525537761","https://openalex.org/W2072325087","https://openalex.org/W2905789513","https://openalex.org/W402593573","https://openalex.org/W2972424784","https://openalex.org/W1486589819","https://openalex.org/W1429720065","https://openalex.org/W2948909270","https://openalex.org/W1514490562","https://openalex.org/W3030478768"],"abstract_inverted_index":{"A":[0],"simple":[1],"method":[2,9],"for":[3,58],"lens":[4],"calibration":[5],"is":[6,39],"presented.":[7],"The":[8],"uses":[10],"a":[11,44,50,55],"fiducial":[12],"disc":[13],"and":[14,29,41],"straightedge":[15],"which":[16,52],"are":[17],"placed":[18],"imprecisely":[19],"within":[20],"the":[21,36],"field":[22],"of":[23,46],"view.":[24],"Several":[25],"inexpensive":[26],"6mm":[27],"lenses":[28],"CCD":[30],"cameras":[31],"were":[32],"used":[33],"to":[34,43],"validate":[35],"method.":[37],"It":[38],"fast":[40],"accurate":[42],"variance":[45],"less":[47],"than":[48],"half":[49],"pixel,":[51],"makes":[53],"it":[54],"useful":[56],"tool":[57],"computer":[59],"vision.":[60]},"counts_by_year":[],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}