{"id":"https://openalex.org/W2116663904","doi":"https://doi.org/10.1109/iccvw.2009.5457679","title":"Integrating contour and skeleton for shape classification","display_name":"Integrating contour and skeleton for shape classification","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2116663904","doi":"https://doi.org/10.1109/iccvw.2009.5457679","mag":"2116663904"},"language":"en","primary_location":{"id":"doi:10.1109/iccvw.2009.5457679","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccvw.2009.5457679","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 12th International Conference on Computer Vision Workshops, ICCV Workshops","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/A5039363991","display_name":"Xiang Bai","orcid":"https://orcid.org/0000-0002-3449-5940"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiang Bai","raw_affiliation_strings":["Department of Electronics and Information Engineering, Huazhong University of Science and Technology, China","Dept. of Electronics & Information Engineering, Huazhong University of Science & Technology, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Information Engineering, Huazhong University of Science and Technology, China","institution_ids":["https://openalex.org/I47720641"]},{"raw_affiliation_string":"Dept. of Electronics & Information Engineering, Huazhong University of Science & Technology, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100665053","display_name":"Wenyu Liu","orcid":"https://orcid.org/0000-0002-4582-7488"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenyu Liu","raw_affiliation_strings":["Department of Electronics and Information Engineering, Huazhong University of Science and Technology, China","Dept. of Electronics & Information Engineering, Huazhong University of Science & Technology, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Information Engineering, Huazhong University of Science and Technology, China","institution_ids":["https://openalex.org/I47720641"]},{"raw_affiliation_string":"Dept. of Electronics & Information Engineering, Huazhong University of Science & Technology, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001760915","display_name":"Zhuowen Tu","orcid":"https://orcid.org/0000-0002-1900-2124"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhuowen Tu","raw_affiliation_strings":["Lab of Neuro Imaging, University of California, Los Angeles, USA","[Lab of Neuro Imaging, University of California, Los Angeles, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lab of Neuro Imaging, University of California, Los Angeles, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"[Lab of Neuro Imaging, University of California, Los Angeles, USA]","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":117,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"360","last_page":"367"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9991000294685364,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9991000294685364,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9973000288009644,"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/T14339","display_name":"Image Processing and 3D Reconstruction","score":0.9793999791145325,"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/shape-analysis","display_name":"Shape analysis (program analysis)","score":0.7517364025115967},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7160853743553162},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6462415456771851},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.6276974081993103},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6087671518325806},{"id":"https://openalex.org/keywords/topological-skeleton","display_name":"Topological skeleton","score":0.5439401268959045},{"id":"https://openalex.org/keywords/skeleton","display_name":"Skeleton (computer programming)","score":0.5061048865318298},{"id":"https://openalex.org/keywords/active-shape-model","display_name":"Active shape model","score":0.502220869064331},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4950660765171051},{"id":"https://openalex.org/keywords/heat-kernel-signature","display_name":"Heat kernel signature","score":0.4692912995815277},{"id":"https://openalex.org/keywords/contextual-image-classification","display_name":"Contextual image classification","score":0.45595669746398926},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4488598704338074},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.4424428939819336},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2512344717979431},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.24166220426559448},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.10495510697364807}],"concepts":[{"id":"https://openalex.org/C112604564","wikidata":"https://www.wikidata.org/wiki/Q7489226","display_name":"Shape analysis (program analysis)","level":3,"score":0.7517364025115967},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7160853743553162},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6462415456771851},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.6276974081993103},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6087671518325806},{"id":"https://openalex.org/C112785775","wikidata":"https://www.wikidata.org/wiki/Q786441","display_name":"Topological skeleton","level":4,"score":0.5439401268959045},{"id":"https://openalex.org/C18969341","wikidata":"https://www.wikidata.org/wiki/Q1169129","display_name":"Skeleton (computer programming)","level":2,"score":0.5061048865318298},{"id":"https://openalex.org/C129641003","wikidata":"https://www.wikidata.org/wiki/Q267189","display_name":"Active shape model","level":3,"score":0.502220869064331},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4950660765171051},{"id":"https://openalex.org/C45089102","wikidata":"https://www.wikidata.org/wiki/Q5693286","display_name":"Heat kernel signature","level":4,"score":0.4692912995815277},{"id":"https://openalex.org/C75294576","wikidata":"https://www.wikidata.org/wiki/Q5165192","display_name":"Contextual image classification","level":3,"score":0.45595669746398926},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4488598704338074},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.4424428939819336},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2512344717979431},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.24166220426559448},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.10495510697364807},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"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/C97686452","wikidata":"https://www.wikidata.org/wiki/Q7604153","display_name":"Static analysis","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccvw.2009.5457679","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccvw.2009.5457679","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 12th International Conference on Computer Vision Workshops, ICCV Workshops","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W1528789833","https://openalex.org/W1530699444","https://openalex.org/W1553943608","https://openalex.org/W1988790447","https://openalex.org/W1996187920","https://openalex.org/W1996611764","https://openalex.org/W2024335283","https://openalex.org/W2038952578","https://openalex.org/W2050777895","https://openalex.org/W2057175746","https://openalex.org/W2061036838","https://openalex.org/W2063551819","https://openalex.org/W2104093257","https://openalex.org/W2110764733","https://openalex.org/W2111569598","https://openalex.org/W2112074816","https://openalex.org/W2114766304","https://openalex.org/W2117564239","https://openalex.org/W2119823327","https://openalex.org/W2125310690","https://openalex.org/W2146932984","https://openalex.org/W2150559991","https://openalex.org/W2154332114","https://openalex.org/W2159372453","https://openalex.org/W2165414070","https://openalex.org/W2165558283","https://openalex.org/W2165914352","https://openalex.org/W2166049352","https://openalex.org/W2167090521","https://openalex.org/W2168606409","https://openalex.org/W2169317382","https://openalex.org/W2171490473","https://openalex.org/W2197363001","https://openalex.org/W2912934387","https://openalex.org/W4212883601","https://openalex.org/W4298272080","https://openalex.org/W4302591315","https://openalex.org/W4388322158","https://openalex.org/W6676547104","https://openalex.org/W6676875803","https://openalex.org/W6843319332"],"related_works":["https://openalex.org/W2559823020","https://openalex.org/W2501097992","https://openalex.org/W13786964","https://openalex.org/W2212089300","https://openalex.org/W1651239183","https://openalex.org/W2002305436","https://openalex.org/W2046777610","https://openalex.org/W1979957194","https://openalex.org/W2164009611","https://openalex.org/W2086074953"],"abstract_inverted_index":{"Shape":[0],"analysis":[1],"has":[2],"been":[3],"a":[4,49,75],"long":[5],"standing":[6],"problem":[7,19],"in":[8,53,78],"the":[9,16,22,88,99,114,120,132],"literature.":[10],"In":[11,136],"this":[12],"paper,":[13],"we":[14,41,138],"address":[15,98],"shape":[17,38,51,95,122],"classification":[18,96,125],"and":[20,30,34,40,83,124,131,144,150],"make":[21],"following":[23],"contributions:":[24],"(1)":[25],"We":[26,47,86],"combine":[27],"both":[28,128],"contour":[29],"skeleton":[31],"(also":[32],"local":[33],"global)":[35],"information":[36],"for":[37,94,142],"analysis,":[39],"derive":[42],"an":[43],"effective":[44],"classifier.":[45],"(2)":[46],"collect":[48],"challenging":[50],"database":[52],"which":[54],"there":[55],"are":[56,69],"20":[57],"categories":[58],"of":[59,90,102,119],"animals,":[60],"with":[61,74],"each":[62],"having":[63,91],"100":[64],"shapes.":[65],"All":[66],"these":[67],"shapes":[68],"obtained":[70,151],"from":[71,147],"real":[72],"images":[73,149],"large":[76],"variation":[77],"pose,":[79],"viewing":[80],"angle,":[81],"articulation,":[82],"self-occlusion.":[84],"(3)":[85],"emphasize":[87],"importance":[89],"good":[92],"representation":[93],"to":[97],"unique":[100],"characteristics":[101],"shape.":[103],"A":[104],"thorough":[105],"experimental":[106],"study":[107],"is":[108],"conducted":[109],"showing":[110],"significant":[111],"improvement":[112],"by":[113],"proposed":[115],"algorithm":[116,141],"over":[117],"many":[118],"state-of-the-art":[121],"matching":[123],"algorithms,":[126],"on":[127],"our":[129,140],"dataset":[130],"well-known":[133],"MPEG-7":[134],"dataset.":[135],"addition,":[137],"applied":[139],"recognizing":[143],"classifying":[145],"objects":[146],"natural":[148],"very":[152],"encouraging":[153],"results.":[154]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":9},{"year":2019,"cited_by_count":11},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":12},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}