{"id":"https://openalex.org/W2542737994","doi":"https://doi.org/10.1109/afgr.2008.4813439","title":"Efficient approximations to model-based joint tracking and recognition of continuous sign language","display_name":"Efficient approximations to model-based joint tracking and recognition of continuous sign language","publication_year":2008,"publication_date":"2008-09-01","ids":{"openalex":"https://openalex.org/W2542737994","doi":"https://doi.org/10.1109/afgr.2008.4813439","mag":"2542737994"},"language":"en","primary_location":{"id":"doi:10.1109/afgr.2008.4813439","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afgr.2008.4813439","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 8th IEEE International Conference on Automatic Face &amp; Gesture Recognition","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/A5052238014","display_name":"Philippe Dreuw","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Philippe Dreuw","raw_affiliation_strings":["Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112593876","display_name":"Jens F\u00f6rster","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jens Forster","raw_affiliation_strings":["Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009225557","display_name":"Thomas Deselaers","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thomas Deselaers","raw_affiliation_strings":["Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112501010","display_name":"Hermann Ney","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hermann Ney","raw_affiliation_strings":["Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Language Technology and Pattern Recognition Group, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I887968799"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11398","display_name":"Hand Gesture Recognition Systems","score":1.0,"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":1.0,"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/T10812","display_name":"Human Pose and Action Recognition","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/T12740","display_name":"Gait Recognition and Analysis","score":0.9921000003814697,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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":0.8100334405899048},{"id":"https://openalex.org/keywords/preprocessor","display_name":"Preprocessor","score":0.7255191206932068},{"id":"https://openalex.org/keywords/sign-language","display_name":"Sign language","score":0.7228001356124878},{"id":"https://openalex.org/keywords/gesture-recognition","display_name":"Gesture recognition","score":0.7012002468109131},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.6199068427085876},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.5909387469291687},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.585246741771698},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5825893878936768},{"id":"https://openalex.org/keywords/sign","display_name":"Sign (mathematics)","score":0.5360211730003357},{"id":"https://openalex.org/keywords/gesture","display_name":"Gesture","score":0.4976382553577423},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.47839438915252686},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.44272708892822266},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.4255063831806183},{"id":"https://openalex.org/keywords/tracking-system","display_name":"Tracking system","score":0.4170120358467102},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3955928683280945},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3784225285053253},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0848437249660492},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.06877708435058594}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8100334405899048},{"id":"https://openalex.org/C34736171","wikidata":"https://www.wikidata.org/wiki/Q918333","display_name":"Preprocessor","level":2,"score":0.7255191206932068},{"id":"https://openalex.org/C522192633","wikidata":"https://www.wikidata.org/wiki/Q34228","display_name":"Sign language","level":2,"score":0.7228001356124878},{"id":"https://openalex.org/C159437735","wikidata":"https://www.wikidata.org/wiki/Q1519524","display_name":"Gesture recognition","level":3,"score":0.7012002468109131},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.6199068427085876},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.5909387469291687},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.585246741771698},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5825893878936768},{"id":"https://openalex.org/C139676723","wikidata":"https://www.wikidata.org/wiki/Q1193832","display_name":"Sign (mathematics)","level":2,"score":0.5360211730003357},{"id":"https://openalex.org/C207347870","wikidata":"https://www.wikidata.org/wiki/Q371174","display_name":"Gesture","level":2,"score":0.4976382553577423},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.47839438915252686},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.44272708892822266},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.4255063831806183},{"id":"https://openalex.org/C154586513","wikidata":"https://www.wikidata.org/wiki/Q4420972","display_name":"Tracking system","level":3,"score":0.4170120358467102},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3955928683280945},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3784225285053253},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0848437249660492},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.06877708435058594},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"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/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"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:10.1109/afgr.2008.4813439","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afgr.2008.4813439","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 8th IEEE International Conference on Automatic Face &amp; Gesture Recognition","raw_type":"proceedings-article"},{"id":"pmh:oai:publications.rwth-aachen.de:125786","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/125786","pdf_url":null,"source":{"id":"https://openalex.org/S4306401033","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2008 8th IEEE International Conference on Automatic Face & Gesture Recognition : FG 2008 ; Amsterdam, Netherlands, 17 - 19 September 2008<br/>8. IEEE International Conference on Automatic Face & Gesture Recognition, FG 2008, Amsterdam, Netherlands, 2008-09-17 - 2008-09-19","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.7200000286102295}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W11747580","https://openalex.org/W1508165687","https://openalex.org/W1514797751","https://openalex.org/W1565938589","https://openalex.org/W1934041838","https://openalex.org/W2104867159","https://openalex.org/W2112382942","https://openalex.org/W2121341364","https://openalex.org/W2132962981","https://openalex.org/W2139461634","https://openalex.org/W2145318066","https://openalex.org/W2146809486","https://openalex.org/W2147289866","https://openalex.org/W2150156819","https://openalex.org/W2152323237","https://openalex.org/W2160576160","https://openalex.org/W2161406034","https://openalex.org/W2171481940","https://openalex.org/W3148215922","https://openalex.org/W4285719527","https://openalex.org/W6600482051","https://openalex.org/W6675791501"],"related_works":["https://openalex.org/W4308478915","https://openalex.org/W4389049376","https://openalex.org/W1986488374","https://openalex.org/W3040456104","https://openalex.org/W2902873204","https://openalex.org/W2185750513","https://openalex.org/W2028966255","https://openalex.org/W2010878661","https://openalex.org/W3147379364","https://openalex.org/W2466763065"],"abstract_inverted_index":{"We":[0,72],"propose":[1,84],"several":[2],"tracking":[3,10,20,38,46,58,76,104],"adaptation":[4],"approaches":[5,86],"to":[6,23,44,63,91],"recover":[7],"from":[8],"early":[9],"errors":[11,65],"in":[12,66],"sign":[13,31,69],"language":[14,32,70],"recognition":[15,33,64,78,126],"by":[16],"optimizing":[17],"the":[18,24,93,97,120,125,129],"obtained":[19],"paths":[21],"w.r.t.":[22],"hypothesized":[25],"word":[26],"sequences":[27],"of":[28,59,96,128],"an":[29,74],"automatic":[30],"system.":[34,130],"Hand":[35],"or":[36],"head":[37],"is":[39],"usually":[40],"only":[41],"optimized":[42],"according":[43],"a":[45,49,106,113],"criterion.":[47],"As":[48],"consequence,":[50],"methods":[51,122],"which":[52],"depend":[53],"on":[54,112],"accurate":[55],"detection":[56],"and":[57,68,77,83],"body":[60],"parts":[61],"lead":[62],"gesture":[67],"processing.":[71],"analyze":[73],"integrated":[75,98],"approach":[79],"addressing":[80],"these":[81],"problems":[82],"approximation":[85],"over":[87],"multiple":[88],"hand":[89],"hypotheses":[90],"ease":[92],"time":[94],"complexity":[95],"approach.":[99],"Most":[100],"state-of-the-art":[101],"systems":[102],"consider":[103],"as":[105],"preprocessing":[107],"feature":[108],"extraction":[109],"part.":[110],"Experiments":[111],"publicly":[114],"available":[115],"benchmark":[116],"database":[117],"show":[118],"that":[119],"proposed":[121],"strongly":[123],"improve":[124],"accuracy":[127]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":5}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}