{"id":"https://openalex.org/W2004726110","doi":"https://doi.org/10.1109/robio.2011.6181315","title":"Contour detection and localization of intelligent wheelchair for parking into and docking with U-shape bed","display_name":"Contour detection and localization of intelligent wheelchair for parking into and docking with U-shape bed","publication_year":2011,"publication_date":"2011-12-01","ids":{"openalex":"https://openalex.org/W2004726110","doi":"https://doi.org/10.1109/robio.2011.6181315","mag":"2004726110"},"language":"en","primary_location":{"id":"doi:10.1109/robio.2011.6181315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/robio.2011.6181315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Robotics and Biomimetics","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/A5108286207","display_name":"Wei Zou","orcid":"https://orcid.org/0000-0003-4215-5361"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210094879","display_name":"Shandong Institute of Automation","ror":"https://ror.org/00qdtba35","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210094879","https://openalex.org/I4210142748"]},{"id":"https://openalex.org/I4210112150","display_name":"Institute of Automation","ror":"https://ror.org/022c3hy66","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210112150"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Zou","raw_affiliation_strings":["Institute of Automation, Chinese Academy of Sciences, Beijing, China","Institute of Automation Chinese Academy of Sciences  Beijing China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Automation, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210094879","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Institute of Automation Chinese Academy of Sciences  Beijing China","institution_ids":["https://openalex.org/I4210112150","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030823370","display_name":"Aixue Ye","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aixue Ye","raw_affiliation_strings":["Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111683010","display_name":"Tao Lu","orcid":"https://orcid.org/0000-0003-3374-5845"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Lu","raw_affiliation_strings":["Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070260842","display_name":"Yanan Ren","orcid":"https://orcid.org/0000-0001-6801-2719"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanan Ren","raw_affiliation_strings":["Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072805420","display_name":"Zhengdong Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengdong Xu","raw_affiliation_strings":["Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102113936","display_name":"Kui Yuan","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kui Yuan","raw_affiliation_strings":["Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"378","last_page":"383"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11707","display_name":"Gaze Tracking and Assistive Technology","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T11707","display_name":"Gaze Tracking and Assistive Technology","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T12546","display_name":"Smart Parking Systems Research","score":0.9933000206947327,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/wheelchair","display_name":"Wheelchair","score":0.8997095823287964},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7159122228622437},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5925472974777222},{"id":"https://openalex.org/keywords/coordinate-system","display_name":"Coordinate system","score":0.5345133543014526},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5292783379554749},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.5153881311416626},{"id":"https://openalex.org/keywords/tracing","display_name":"Tracing","score":0.4496614336967468},{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.4479760229587555},{"id":"https://openalex.org/keywords/boundary-line","display_name":"Boundary line","score":0.4423254728317261},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.35480979084968567},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.35138148069381714},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2677670121192932},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.12857159972190857}],"concepts":[{"id":"https://openalex.org/C2781042323","wikidata":"https://www.wikidata.org/wiki/Q191931","display_name":"Wheelchair","level":2,"score":0.8997095823287964},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7159122228622437},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5925472974777222},{"id":"https://openalex.org/C80551277","wikidata":"https://www.wikidata.org/wiki/Q11210","display_name":"Coordinate system","level":2,"score":0.5345133543014526},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5292783379554749},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.5153881311416626},{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.4496614336967468},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.4479760229587555},{"id":"https://openalex.org/C2993043157","wikidata":"https://www.wikidata.org/wiki/Q4949967","display_name":"Boundary line","level":2,"score":0.4423254728317261},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.35480979084968567},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.35138148069381714},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2677670121192932},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.12857159972190857},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","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},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/robio.2011.6181315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/robio.2011.6181315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Robotics and Biomimetics","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.75,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1671650850","https://openalex.org/W1785651204","https://openalex.org/W1848613217","https://openalex.org/W2023890266","https://openalex.org/W2024508759","https://openalex.org/W2028042229","https://openalex.org/W2092864821","https://openalex.org/W2096054215","https://openalex.org/W2098695665","https://openalex.org/W2109542858","https://openalex.org/W2119286228","https://openalex.org/W2128919249","https://openalex.org/W2156994621","https://openalex.org/W2160564335","https://openalex.org/W2171777466","https://openalex.org/W2545855023","https://openalex.org/W6674682782","https://openalex.org/W6677546705","https://openalex.org/W6685213813"],"related_works":["https://openalex.org/W1964263177","https://openalex.org/W3152896764","https://openalex.org/W2080454692","https://openalex.org/W2350866966","https://openalex.org/W110222820","https://openalex.org/W2360278453","https://openalex.org/W4301002388","https://openalex.org/W1980320821","https://openalex.org/W2382815780","https://openalex.org/W2764154546"],"abstract_inverted_index":{"Towards":[0],"the":[1,35,39,44,67,77,89,104,111,119,124,131,138,143],"intelligent":[2],"wheelchair's":[3,105],"parking":[4],"into":[5,43,51],"and":[6,23,48,59,76,83,101,107,123,140,145],"docking":[7],"with":[8,80,130],"a":[9,15,19],"U-shape":[10,20,62,91],"bed":[11,112,120],"to":[12,110,116],"expand":[13],"as":[14,88],"complete":[16],"size-wide":[17],"bed,":[18],"contour":[21,63],"detection":[22,144],"wheelchair":[24,40],"localization":[25,146],"method":[26,147],"is":[27,64],"proposed":[28,148],"in":[29,34,70,149],"this":[30,150],"paper.":[31,151],"Lines":[32],"contained":[33],"back-view":[36],"image":[37],"of":[38,57,142],"are":[41,86,113],"projected":[42,68],"bed's":[45],"superface":[46],"plane":[47],"furthermore":[49],"separated":[50],"several":[52],"groups":[53],"based":[54],"on":[55,95],"conditions":[56],"parallelism":[58],"perpendicularity.":[60],"The":[61],"searched":[65],"among":[66],"lines":[69,79],"each":[71],"group":[72],"by":[73],"model":[74],"matching,":[75],"matched":[78],"highest":[81],"priority":[82],"smallest":[84],"error":[85],"determined":[87,114],"ultimate":[90],"boundary":[92,97],"lines.":[93],"Based":[94],"these":[96],"lines'":[98],"direction":[99],"vector":[100],"crossing":[102],"points,":[103],"orientation":[106],"position":[108],"relative":[109],"according":[115],"relations":[117],"between":[118],"coordinate":[121,126],"system":[122],"camera":[125],"system.":[127],"By":[128],"comparing":[129],"MR":[132],"code":[133],"method,":[134],"experimental":[135],"results":[136],"validate":[137],"feasibility":[139],"applicability":[141]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}