{"id":"https://openalex.org/W2604342324","doi":"https://doi.org/10.1109/3dui.2017.7893332","title":"Mid-air modeling with Boolean operations in VR","display_name":"Mid-air modeling with Boolean operations in VR","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2604342324","doi":"https://doi.org/10.1109/3dui.2017.7893332","mag":"2604342324"},"language":"en","primary_location":{"id":"doi:10.1109/3dui.2017.7893332","is_oa":false,"landing_page_url":"https://doi.org/10.1109/3dui.2017.7893332","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Symposium on 3D User Interfaces (3DUI)","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/A5022847644","display_name":"Daniel Mendes","orcid":"https://orcid.org/0000-0002-1129-7941"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Daniel Mendes","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077977026","display_name":"Daniel Medeiros","orcid":"https://orcid.org/0000-0002-1904-6637"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Daniel Medeiros","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050746489","display_name":"Maur\u00edcio Sousa","orcid":"https://orcid.org/0009-0007-8077-7205"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]},{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Mauricio Sousa","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048188209","display_name":"Ricardo Ferreira","orcid":"https://orcid.org/0000-0001-6425-8412"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ricardo Ferreira","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044305127","display_name":"Alberto Raposo","orcid":"https://orcid.org/0000-0001-7279-1823"},"institutions":[{"id":"https://openalex.org/I2699952","display_name":"Pontifical Catholic University of Rio de Janeiro","ror":"https://ror.org/01dg47b60","country_code":"BR","type":"education","lineage":["https://openalex.org/I2699952"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Alberto Raposo","raw_affiliation_strings":["Tecgraf / PUC-Rio, Brazil"],"affiliations":[{"raw_affiliation_string":"Tecgraf / PUC-Rio, Brazil","institution_ids":["https://openalex.org/I2699952"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091563141","display_name":"Alfredo Ferreira","orcid":"https://orcid.org/0000-0001-9278-142X"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]},{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Alfredo Ferreira","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059140450","display_name":"Joaquim Jorge","orcid":"https://orcid.org/0000-0001-5441-4637"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]},{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Joaquim Jorge","raw_affiliation_strings":["INESC-ID /IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC-ID /IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5022847644"],"corresponding_institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"],"apc_list":null,"apc_paid":null,"fwci":2.5194,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.89269603,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"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/T10648","display_name":"Virtual Reality Applications and Impacts","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/T10648","display_name":"Virtual Reality Applications and Impacts","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/T10789","display_name":"Interactive and Immersive Displays","score":0.996999979019165,"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/T11687","display_name":"Teleoperation and Haptic Systems","score":0.9961000084877014,"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":0.817471444606781},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.7082206606864929},{"id":"https://openalex.org/keywords/virtual-reality","display_name":"Virtual reality","score":0.5908216238021851},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5853238105773926},{"id":"https://openalex.org/keywords/naturalness","display_name":"Naturalness","score":0.5718847513198853},{"id":"https://openalex.org/keywords/avatar","display_name":"Avatar","score":0.5164230465888977},{"id":"https://openalex.org/keywords/constructive-solid-geometry","display_name":"Constructive solid geometry","score":0.4964497685432434},{"id":"https://openalex.org/keywords/virtual-representation","display_name":"Virtual representation","score":0.48613855242729187},{"id":"https://openalex.org/keywords/gesture","display_name":"Gesture","score":0.47593334317207336},{"id":"https://openalex.org/keywords/immersion","display_name":"Immersion (mathematics)","score":0.4711902141571045},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.43238261342048645},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3360252380371094},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32801949977874756}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.817471444606781},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.7082206606864929},{"id":"https://openalex.org/C194969405","wikidata":"https://www.wikidata.org/wiki/Q170519","display_name":"Virtual reality","level":2,"score":0.5908216238021851},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5853238105773926},{"id":"https://openalex.org/C134537474","wikidata":"https://www.wikidata.org/wiki/Q17144832","display_name":"Naturalness","level":2,"score":0.5718847513198853},{"id":"https://openalex.org/C2777365542","wikidata":"https://www.wikidata.org/wiki/Q83090","display_name":"Avatar","level":2,"score":0.5164230465888977},{"id":"https://openalex.org/C188032258","wikidata":"https://www.wikidata.org/wiki/Q1128371","display_name":"Constructive solid geometry","level":2,"score":0.4964497685432434},{"id":"https://openalex.org/C95743889","wikidata":"https://www.wikidata.org/wiki/Q7935160","display_name":"Virtual representation","level":2,"score":0.48613855242729187},{"id":"https://openalex.org/C207347870","wikidata":"https://www.wikidata.org/wiki/Q371174","display_name":"Gesture","level":2,"score":0.47593334317207336},{"id":"https://openalex.org/C199068039","wikidata":"https://www.wikidata.org/wiki/Q574523","display_name":"Immersion (mathematics)","level":2,"score":0.4711902141571045},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.43238261342048645},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3360252380371094},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32801949977874756},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/3dui.2017.7893332","is_oa":false,"landing_page_url":"https://doi.org/10.1109/3dui.2017.7893332","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Symposium on 3D User Interfaces (3DUI)","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":28,"referenced_works":["https://openalex.org/W16629823","https://openalex.org/W48630142","https://openalex.org/W185759622","https://openalex.org/W1544008508","https://openalex.org/W1561256858","https://openalex.org/W1973781722","https://openalex.org/W2003415742","https://openalex.org/W2005561541","https://openalex.org/W2026687385","https://openalex.org/W2029896692","https://openalex.org/W2031144777","https://openalex.org/W2056684280","https://openalex.org/W2060382755","https://openalex.org/W2062984939","https://openalex.org/W2080595165","https://openalex.org/W2084235337","https://openalex.org/W2087025767","https://openalex.org/W2087829105","https://openalex.org/W2096822517","https://openalex.org/W2124611909","https://openalex.org/W2163586899","https://openalex.org/W2179723638","https://openalex.org/W2329911166","https://openalex.org/W2472405374","https://openalex.org/W4205191326","https://openalex.org/W6600683128","https://openalex.org/W6665881278","https://openalex.org/W6685343177"],"related_works":["https://openalex.org/W2791584413","https://openalex.org/W4320838727","https://openalex.org/W2904738463","https://openalex.org/W4312391057","https://openalex.org/W3104391570","https://openalex.org/W1411364560","https://openalex.org/W44462687","https://openalex.org/W4224903553","https://openalex.org/W1991788776","https://openalex.org/W4220926246"],"abstract_inverted_index":{"Virtual":[0],"Reality":[1],"(VR)":[2],"is":[3,54,58,119],"again":[4],"in":[5,116,175],"the":[6,82,98,126,169],"spotlight.":[7],"However,":[8],"interactions":[9],"and":[10,35,85],"modeling":[11,65],"operations":[12,112],"are":[13,50],"still":[14,51],"major":[15],"hurdles":[16],"to":[17,37,68,91,97,109,139,147],"its":[18],"complete":[19],"success.":[20],"To":[21,150],"make":[22,86],"VR":[23],"Interaction":[24],"viable,":[25],"many":[26],"have":[27],"proposed":[28],"mid-air":[29,43],"techniques":[30,108],"because":[31,56],"of":[32,94,135,163],"their":[33,95],"naturalness":[34],"resemblance":[36],"physical":[38],"world":[39],"operations.":[40,77],"Still,":[41],"natural":[42],"metaphors":[44],"for":[45,62,89,152],"Constructive":[46],"Solid":[47],"Geometry":[48],"(CSG)":[49],"elusive.":[52],"This":[53],"unfortunate,":[55],"CSG":[57,176],"a":[59,132],"powerful":[60],"enabler":[61],"more":[63],"complex":[64,70],"tasks,":[66],"allowing":[67],"create":[69],"objects":[71,115],"from":[72],"simple":[73],"ones":[74],"via":[75,123],"Boolean":[76,111],"Moreover,":[78],"Head-Mounted":[79],"Displays":[80],"occlude":[81],"real":[83],"self,":[84],"it":[87],"difficult":[88],"users":[90],"be":[92,148],"aware":[93],"relationship":[96],"virtual":[99],"environment.":[100],"In":[101,166],"this":[102,167],"paper":[103],"we":[104,154],"propose":[105],"two":[106,114],"new":[107],"achieve":[110],"between":[113],"VR.":[117],"One":[118],"based":[120],"on":[121],"direct-manipulation":[122],"gestures":[124],"while":[125],"other":[127],"uses":[128],"menus.":[129],"We":[130],"conducted":[131],"preliminary":[133],"evaluation":[134],"these":[136],"techniques.":[137],"Due":[138],"tracking":[140],"limitations,":[141],"results":[142],"allowed":[143],"no":[144],"significant":[145],"conclusions":[146],"drawn.":[149],"account":[151],"self-representation,":[153],"compared":[155],"full-body":[156],"avatar":[157],"against":[158],"an":[159],"iconic":[160],"cursor":[161],"depiction":[162],"users'":[164],"hands.":[165],"matter,":[168],"simplified":[170],"hands-only":[171],"representation":[172],"improved":[173],"efficiency":[174],"modelling":[177],"tasks.":[178]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}