{"id":"https://openalex.org/W3162967471","doi":"https://doi.org/10.1145/3448734.3450895","title":"QR Code Positioning Algorithm","display_name":"QR Code Positioning Algorithm","publication_year":2021,"publication_date":"2021-01-28","ids":{"openalex":"https://openalex.org/W3162967471","doi":"https://doi.org/10.1145/3448734.3450895","mag":"3162967471"},"language":"en","primary_location":{"id":"doi:10.1145/3448734.3450895","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3448734.3450895","pdf_url":null,"source":{"id":"https://openalex.org/S4306531993","display_name":"The 2nd International Conference on Computing and Data Science","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The 2nd International Conference on Computing and Data Science","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/A5100349557","display_name":"Lei Liu","orcid":"https://orcid.org/0000-0002-4646-2054"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lei Liu","raw_affiliation_strings":["Chinese Academy of Sciences"],"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102824444","display_name":"Qijin Wang","orcid":"https://orcid.org/0000-0001-9350-4475"},"institutions":[{"id":"https://openalex.org/I4210156464","display_name":"Anhui Xinhua University","ror":"https://ror.org/053d7x641","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210156464"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qijin Wang","raw_affiliation_strings":["Anhui Xinhua University"],"affiliations":[{"raw_affiliation_string":"Anhui Xinhua University","institution_ids":["https://openalex.org/I4210156464"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101885563","display_name":"Yue Wu","orcid":"https://orcid.org/0000-0002-4279-3112"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yue Wu","raw_affiliation_strings":["Chinese Academy of Sciences"],"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100349557"],"corresponding_institution_ids":["https://openalex.org/I19820366"],"apc_list":null,"apc_paid":null,"fwci":0.2836,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.43088818,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13270","display_name":"QR Code Applications and Technologies","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T13270","display_name":"QR Code Applications and Technologies","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/barcode","display_name":"Barcode","score":0.731690526008606},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7290958166122437},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.6157090067863464},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.518265962600708},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5075205564498901},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.44343847036361694},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.41952741146087646},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4038740396499634},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.31129950284957886}],"concepts":[{"id":"https://openalex.org/C2776841711","wikidata":"https://www.wikidata.org/wiki/Q856","display_name":"Barcode","level":2,"score":0.731690526008606},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7290958166122437},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.6157090067863464},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.518265962600708},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5075205564498901},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.44343847036361694},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.41952741146087646},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4038740396499634},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.31129950284957886},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3448734.3450895","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3448734.3450895","pdf_url":null,"source":{"id":"https://openalex.org/S4306531993","display_name":"The 2nd International Conference on Computing and Data Science","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The 2nd International Conference on Computing and Data Science","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6800000071525574,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2160507153"],"related_works":["https://openalex.org/W2256570403","https://openalex.org/W2074156223","https://openalex.org/W4391927655","https://openalex.org/W2103246366","https://openalex.org/W2901653204","https://openalex.org/W2102526470","https://openalex.org/W2613659923","https://openalex.org/W1998094973","https://openalex.org/W4312518048","https://openalex.org/W2996769815"],"abstract_inverted_index":{"With":[0],"the":[1,56,64,69,76,125],"advent":[2],"of":[3,5,50,68,78],"Internet":[4],"Things,":[6],"barcode":[7],"technology,":[8],"which":[9],"is":[10,17,109],"important":[11],"for":[12,115],"information":[13],"identification":[14],"and":[15,31,44,66,106,117,133],"collection,":[16],"developing":[18],"rapidly.":[19],"Quick":[20],"response":[21],"(QR)":[22],"codes":[23,37],"have":[24],"wide":[25],"applications":[26],"in":[27,42,135],"e-commerce,":[28],"human":[29],"recognition":[30,52,67,81],"advertisement":[32],"marketing.":[33],"At":[34],"present,":[35],"these":[36],"can":[38,129],"also":[39],"be":[40],"used":[41],"industrial":[43],"agricultural":[45],"production":[46],"lines.":[47],"The":[48],"performance":[49,77],"QR":[51,58,70,79,87,136],"technology":[53,82],"depends":[54],"on":[55],"pre-processed":[57],"images.":[59],"A":[60,86],"complex":[61,84,140],"background":[62],"hinders":[63],"location":[65],"code.":[71],"Therefore,":[72],"this":[73],"study":[74],"investigates":[75],"code":[80,137],"under":[83,139],"background.":[85,141],"image":[88,93,104],"pre-processing":[89,127],"method":[90,128],"that":[91,124],"combines":[92],"grey":[94],"processing,":[95],"filtering,":[96],"projection-based":[97],"initial":[98,116],"location,":[99,103],"binarisation,":[100],"feature-based":[101],"precise":[102,118],"rotation":[105],"geometric":[107],"correction":[108],"proposed.":[110,121],"In":[111],"addition,":[112],"new":[113],"ideas":[114],"locations":[119],"are":[120],"Results":[122],"show":[123],"proposed":[126],"achieve":[130],"high":[131],"effectiveness":[132],"efficiency":[134],"positioning":[138]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
