{"id":"https://openalex.org/W289654536","doi":"https://doi.org/10.2312/3dor/3dor13/001-008","title":"Automatic Shape Expansion with Verification to Improve 3D Retrieval, Classification and Matching","display_name":"Automatic Shape Expansion with Verification to Improve 3D Retrieval, Classification and Matching","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W289654536","doi":"https://doi.org/10.2312/3dor/3dor13/001-008","mag":"289654536"},"language":"en","primary_location":{"id":"pmh:oai:lirias2repo.kuleuven.be:123456789/464056","is_oa":false,"landing_page_url":"https://lirias.kuleuven.be/handle/123456789/464056","pdf_url":null,"source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Eurographics workshop on 3D object retrieval - 3DOR 2013, Girona, Spain, 11 May 2013","raw_type":"info:eu-repo/semantics/publishedVersion"},"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.2312/3dor/3dor13/001-008","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5061689390","display_name":"Jan Knopp","orcid":null},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Knopp, Jan","raw_affiliation_strings":["KU Leuven, Belgium"],"affiliations":[{"raw_affiliation_string":"KU Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Prasad, Mukta","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Prasad, Mukta","raw_affiliation_strings":["Eth Z\u00fcrich, Switzerland"],"affiliations":[{"raw_affiliation_string":"Eth Z\u00fcrich, Switzerland","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001254143","display_name":"Luc Van Gool","orcid":"https://orcid.org/0000-0002-3445-5711"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Gool, Luc Van","raw_affiliation_strings":["KU Leuven, Belgium and ETH Zurich, Switzerland"],"affiliations":[{"raw_affiliation_string":"KU Leuven, Belgium and ETH Zurich, Switzerland","institution_ids":["https://openalex.org/I99464096"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5061689390"],"corresponding_institution_ids":["https://openalex.org/I99464096"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.998199999332428,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9965999722480774,"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/query-expansion","display_name":"Query expansion","score":0.8155802488327026},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8033638596534729},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.5727323293685913},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5641235709190369},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.5532844066619873},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.5267835259437561},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5151737928390503},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.5014104843139648},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4994344711303711},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.46702173352241516},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.46159952878952026},{"id":"https://openalex.org/keywords/novelty","display_name":"Novelty","score":0.431194931268692},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4240991473197937},{"id":"https://openalex.org/keywords/novelty-detection","display_name":"Novelty detection","score":0.413853257894516},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4057115316390991},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40383249521255493},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.24338382482528687},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07771927118301392}],"concepts":[{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.8155802488327026},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8033638596534729},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.5727323293685913},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5641235709190369},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5532844066619873},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.5267835259437561},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5151737928390503},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.5014104843139648},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4994344711303711},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.46702173352241516},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.46159952878952026},{"id":"https://openalex.org/C2778738651","wikidata":"https://www.wikidata.org/wiki/Q16546687","display_name":"Novelty","level":2,"score":0.431194931268692},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4240991473197937},{"id":"https://openalex.org/C2778924833","wikidata":"https://www.wikidata.org/wiki/Q7064603","display_name":"Novelty detection","level":3,"score":0.413853257894516},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4057115316390991},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40383249521255493},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.24338382482528687},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07771927118301392},{"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/C27206212","wikidata":"https://www.wikidata.org/wiki/Q34178","display_name":"Theology","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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":2,"locations":[{"id":"pmh:oai:lirias2repo.kuleuven.be:123456789/464056","is_oa":false,"landing_page_url":"https://lirias.kuleuven.be/handle/123456789/464056","pdf_url":null,"source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Eurographics workshop on 3D object retrieval - 3DOR 2013, Girona, Spain, 11 May 2013","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"doi:10.2312/3dor/3dor13/001-008","is_oa":true,"landing_page_url":"https://doi.org/10.2312/3dor/3dor13/001-008","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"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":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.2312/3dor/3dor13/001-008","is_oa":true,"landing_page_url":"https://doi.org/10.2312/3dor/3dor13/001-008","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"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":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1482825550","https://openalex.org/W1491940218","https://openalex.org/W1506806321","https://openalex.org/W1532232644","https://openalex.org/W1544060217","https://openalex.org/W1575999396","https://openalex.org/W1590776313","https://openalex.org/W1627400044","https://openalex.org/W1843927653","https://openalex.org/W1967190570","https://openalex.org/W1972597445","https://openalex.org/W1976885541","https://openalex.org/W1995444699","https://openalex.org/W1996517960","https://openalex.org/W2023664020","https://openalex.org/W2023991840","https://openalex.org/W2034873715","https://openalex.org/W2036163530","https://openalex.org/W2042997238","https://openalex.org/W2057427057","https://openalex.org/W2073431710","https://openalex.org/W2076188996","https://openalex.org/W2077678691","https://openalex.org/W2088866137","https://openalex.org/W2097206858","https://openalex.org/W2097324787","https://openalex.org/W2099606917","https://openalex.org/W2099789128","https://openalex.org/W2099964372","https://openalex.org/W2100657858","https://openalex.org/W2107105977","https://openalex.org/W2126624994","https://openalex.org/W2127016242","https://openalex.org/W2127025496","https://openalex.org/W2131846894","https://openalex.org/W2132800298","https://openalex.org/W2135512949","https://openalex.org/W2140549709","https://openalex.org/W2141362318","https://openalex.org/W2149991777","https://openalex.org/W2153635508","https://openalex.org/W2168356304","https://openalex.org/W2177274842","https://openalex.org/W2188782895","https://openalex.org/W2397230296"],"related_works":["https://openalex.org/W1861351285","https://openalex.org/W2400990829","https://openalex.org/W3011883168","https://openalex.org/W2057375421","https://openalex.org/W2205529187","https://openalex.org/W2800941233","https://openalex.org/W3034585290","https://openalex.org/W1489131649","https://openalex.org/W3027814732","https://openalex.org/W1951145440","https://openalex.org/W2126491576","https://openalex.org/W3208422540","https://openalex.org/W2311356894","https://openalex.org/W3138864156","https://openalex.org/W3034671543","https://openalex.org/W1482536769","https://openalex.org/W2000805562","https://openalex.org/W2808077099","https://openalex.org/W1903055941","https://openalex.org/W3110781124"],"abstract_inverted_index":{"The":[0,27,40,47,186],"goal":[1],"of":[2,33,50,58,72,104,126,130,145,163,193],"this":[3],"paper":[4,52],"is":[5,38,42,53,107,121],"to":[6,17,54,109,135],"retrieve":[7],"3D":[8,20,60],"object":[9,21,35],"models":[10,32],"from":[11],"a":[12,18,25,73,80,89,97,117,191],"database,":[13],"that":[14,87],"are":[15,70],"similar":[16],"single":[19],"model,":[22],"given":[23],"as":[24],"query.":[26],"system":[28],"has":[29,181],"no":[30],"prior":[31],"any":[34],"class":[36],"and":[37,45,66,83,151,174],"class-generic.":[39],"approach":[41],"fully":[43],"automated":[44],"unsupervised.":[46],"main":[48],"contribution":[49],"the":[51,56,111,124,136,141,161,164],"improve":[55],"quality":[57],"such":[59],"shape":[61,168,175],"retrieval,":[62],"through":[63],"query":[64,67,120,131,165],"verification":[65,103],"expansion.":[68],"These":[69],"part":[71],"cascaded,":[74],"two-stage":[75],"system:":[76],"(i)":[77],"Verification:":[78],"after":[79],"first":[81],"inexpensive":[82],"coarse":[84],"retrieval":[85],"step":[86],"uses":[88],"standard":[90],"Bag-of-Words":[91],"(BoW)":[92],"over":[93],"quantized":[94],"local":[95],"features,":[96],"fast":[98],"but":[99],"effective":[100],"spatial":[101],"layout":[102],"those":[105],"words":[106],"used":[108,184],"prune":[110],"initial":[112],"search":[113],"results.":[114],"(ii)":[115],"Expansion:":[116],"new":[118],"BoW":[119],"issued":[122],"on":[123,167,190],"basis":[125],"an":[127,156],"expanded":[128],"set":[129],"shapes":[132],"that,":[133],"next":[134],"original":[137],"query,":[138],"also":[139],"includes":[140],"positively":[142],"verified":[143],"results":[144],"(i).":[146],"We":[147],"perform":[148],"comprehensive":[149],"evaluation":[150],"show":[152,160],"improved":[153],"performance.":[154],"As":[155],"additional":[157],"novelty,":[158],"we":[159],"usefulness":[162],"expansion":[166],"classification":[169],"with":[170],"limited":[171],"training":[172],"data":[173],"matching,":[176],"domains":[177],"in":[178],"which":[179],"it":[180],"not":[182],"been":[183],"before.":[185],"experiments":[187],"were":[188],"performed":[189],"variety":[192],"state-of-the-art":[194],"datasets.":[195]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}
