{"id":"https://openalex.org/W2292997056","doi":"https://doi.org/10.5220/0005448502030213","title":"Real Time Bidirectional Translator of Portuguese Sign Language","display_name":"Real Time Bidirectional Translator of Portuguese Sign Language","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2292997056","doi":"https://doi.org/10.5220/0005448502030213","mag":"2292997056"},"language":"en","primary_location":{"id":"doi:10.5220/0005448502030213","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005448502030213","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th International Conference on Web Information Systems and Technologies","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.5220/0005448502030213","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5000427768","display_name":"Paula Escudeiro","orcid":"https://orcid.org/0000-0003-2528-572X"},"institutions":[{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]},{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Paula Escudeiro","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056219445","display_name":"Nuno Escudeiro","orcid":"https://orcid.org/0000-0003-3940-3846"},"institutions":[{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]},{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Nuno Escudeiro","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085160625","display_name":"Rosa Reis","orcid":"https://orcid.org/0000-0002-9800-4661"},"institutions":[{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]},{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Rosa Reis","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084608979","display_name":"Pedro Rodrigues","orcid":"https://orcid.org/0000-0002-0555-2029"},"institutions":[{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]},{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Pedro Rodrigues","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101596634","display_name":"Jorge Lopes","orcid":"https://orcid.org/0000-0002-2417-0659"},"institutions":[{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]},{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jorge Lopes","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019149231","display_name":"Marcelo Norberto","orcid":null},"institutions":[{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]},{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Marcelo Norberto","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013300709","display_name":"Ana Bela Baltasar","orcid":null},"institutions":[{"id":"https://openalex.org/I4392738089","display_name":"Instituto Superior de Engenharia do Porto","ror":"https://ror.org/04h7zpy51","country_code":null,"type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]},{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ana Bela Baltasar","raw_affiliation_strings":["Instituto Superior de Engenharia do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia do Porto, Portugal","institution_ids":["https://openalex.org/I83863532","https://openalex.org/I4392738089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010446630","display_name":"F. P. Maciel Barbosa","orcid":"https://orcid.org/0000-0003-1065-2371"},"institutions":[{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Maciel Barbosa","raw_affiliation_strings":["Faculdade de Engenharia da Universidade do Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"Faculdade de Engenharia da Universidade do Porto, Portugal","institution_ids":["https://openalex.org/I182534213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031666603","display_name":"Jos\u00e9 Bidarra","orcid":"https://orcid.org/0000-0002-2082-5996"},"institutions":[{"id":"https://openalex.org/I201025148","display_name":"Universidade Aberta","ror":"https://ror.org/02rv3w387","country_code":"PT","type":"education","lineage":["https://openalex.org/I201025148"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Bidarra","raw_affiliation_strings":["Universidade Aberta, Portugal"],"affiliations":[{"raw_affiliation_string":"Universidade Aberta, Portugal","institution_ids":["https://openalex.org/I201025148"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5000427768"],"corresponding_institution_ids":["https://openalex.org/I4392738089","https://openalex.org/I83863532"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.15239971,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"203","last_page":"213"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11398","display_name":"Hand Gesture Recognition Systems","score":0.9998999834060669,"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/T11398","display_name":"Hand Gesture Recognition Systems","score":0.9998999834060669,"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/T11285","display_name":"Hearing Impairment and Communication","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/3204","display_name":"Developmental and Educational Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13310","display_name":"Subtitles and Audiovisual Media","score":0.9628999829292297,"subfield":{"id":"https://openalex.org/subfields/1203","display_name":"Language and Linguistics"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/portuguese","display_name":"Portuguese","score":0.794455885887146},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7321147918701172},{"id":"https://openalex.org/keywords/sign","display_name":"Sign (mathematics)","score":0.5216032266616821},{"id":"https://openalex.org/keywords/sign-language","display_name":"Sign language","score":0.5128191113471985},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.39967504143714905},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.3796791136264801},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.33631807565689087},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3218262195587158},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0798940360546112},{"id":"https://openalex.org/keywords/philosophy","display_name":"Philosophy","score":0.055161088705062866}],"concepts":[{"id":"https://openalex.org/C35219183","wikidata":"https://www.wikidata.org/wiki/Q5146","display_name":"Portuguese","level":2,"score":0.794455885887146},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7321147918701172},{"id":"https://openalex.org/C139676723","wikidata":"https://www.wikidata.org/wiki/Q1193832","display_name":"Sign (mathematics)","level":2,"score":0.5216032266616821},{"id":"https://openalex.org/C522192633","wikidata":"https://www.wikidata.org/wiki/Q34228","display_name":"Sign language","level":2,"score":0.5128191113471985},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.39967504143714905},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.3796791136264801},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.33631807565689087},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3218262195587158},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0798940360546112},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.055161088705062866},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5220/0005448502030213","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005448502030213","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th International Conference on Web Information Systems and Technologies","raw_type":"proceedings-article"},{"id":"pmh:oai:repositorioaberto.uab.pt:10400.2/14617","is_oa":true,"landing_page_url":"http://hdl.handle.net/10400.2/14617","pdf_url":null,"source":{"id":"https://openalex.org/S4306402256","display_name":"The Reposit\u00f3rio Aberto (Universidade Aberta)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I201025148","host_organization_name":"Universidade Aberta","host_organization_lineage":["https://openalex.org/I201025148"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference object"}],"best_oa_location":{"id":"doi:10.5220/0005448502030213","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005448502030213","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th International Conference on Web Information Systems and Technologies","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Quality Education","score":0.4000000059604645,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W179179905","https://openalex.org/W276105310","https://openalex.org/W1488647329","https://openalex.org/W1506053921","https://openalex.org/W1993928670","https://openalex.org/W2008056655","https://openalex.org/W2074429074","https://openalex.org/W2093713168","https://openalex.org/W2098502158","https://openalex.org/W2115548256","https://openalex.org/W2122111042","https://openalex.org/W2126430112","https://openalex.org/W2145855310","https://openalex.org/W2164598857","https://openalex.org/W2168790747","https://openalex.org/W2293177409","https://openalex.org/W2496338429","https://openalex.org/W2543346909","https://openalex.org/W3157685993","https://openalex.org/W4234721591","https://openalex.org/W4249108394","https://openalex.org/W4285719527","https://openalex.org/W4292901645"],"related_works":["https://openalex.org/W2912615426","https://openalex.org/W1964944391","https://openalex.org/W2104166387","https://openalex.org/W4299785812","https://openalex.org/W4391101703","https://openalex.org/W563704311","https://openalex.org/W4322721676","https://openalex.org/W2625894112","https://openalex.org/W581688671","https://openalex.org/W2406463695"],"abstract_inverted_index":{"The":[0,33,84,121,154,186,195,215],"communication":[1],"with":[2,76],"deaf":[3,63,103,119],"by":[4,238],"means":[5],"of":[6,60,86,117,130,149,183,197,202,210,229,268],"written":[7],"text":[8,61,140,160,231,246],"is":[9,22,205,236],"not":[10],"as":[11,13],"efficient":[12],"it":[14,71],"might":[15],"seem":[16],"at":[17],"first.":[18],"In":[19,223],"fact,":[20],"there":[21],"a":[23,110,131,142,218,239,253,258],"very":[24],"deep":[25],"gap":[26],"between":[27,102,134],"sign":[28,82,157],"language":[29,158],"and":[30,38,56,100,105,138,141,169,181,200,247],"spoken/written":[31],"language.":[32,83],"vocabulary,":[34],"the":[35,39,58,67,90,106,114,118,128,147,150,166,179,184,198,203,208,224,227,244,249,265,270],"sentence":[36],"construction":[37],"grammatical":[40],"rules":[41],"are":[42,189],"quite":[43,72],"different":[44],"among":[45],"these":[46],"two":[47,163],"worlds.":[48],"These":[49],"facts":[50],"bring":[51],"significant":[52,111],"difficulties":[53],"in":[54,93,95,98,124,173,264],"reading":[55],"understanding":[57],"meaning":[59],"for":[62,74],"people":[64,75,104],"and,":[65],"on":[66],"other":[68,225],"hand,":[69],"make":[70],"difficult":[73,266],"no":[77],"hearing":[78],"disabilities":[79],"to":[80,88,113,145,159,162,175,232,262],"understand":[81],"deployment":[85],"tools":[87],"assist":[89,263],"daily":[91],"communication,":[92],"schools,":[94],"public":[96],"services,":[97],"museums":[99],"other,":[101],"rest":[107],"may":[108],"be":[109],"contribution":[112],"social":[115],"inclusion":[116],"community.":[120],"work":[122],"described":[123],"this":[125],"paper":[126],"addresses":[127],"development":[129],"bidirectional":[132],"translator":[133,155,216],"Portuguese":[135,139,151,230,233,271],"Sign":[136,152,234,272],"Language":[137,235],"serious":[143,259],"game":[144,260],"promote":[146],"learning":[148,269],"Language.":[153,273],"from":[156],"resorts":[161],"devices,":[164],"namely":[165],"Microsoft":[167],"Kinect":[168],"5DT":[170],"Sensor":[171],"Gloves":[172],"order":[174],"gather":[176],"data":[177],"about":[178],"motion":[180],"shape":[182],"hands.":[185],"hands":[187,204],"configurations":[188],"classified":[190],"using":[191],"Support":[192],"Vector":[193],"Machines.":[194],"classification":[196],"movement":[199],"orientation":[201],"achieved":[206],"through":[207],"use":[209],"Dynamic":[211],"Time":[212],"Warping":[213],"algorithm.":[214],"exhibits":[217],"precision":[219],"higher":[220],"than":[221],"90%.":[222],"direction,":[226],"translation":[228],"supported":[237],"3D":[240],"avatar":[241],"which":[242],"interprets":[243],"entered":[245],"performs":[248],"corresponding":[250],"animations.":[251],"As":[252],"complement,":[254],"we":[255],"also":[256],"present":[257],"directed":[261],"task":[267]},"counts_by_year":[{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}