{"id":"https://openalex.org/W1731069122","doi":"https://doi.org/10.3233/ica-2008-15305","title":"A hybrid approach for automatic lip localization and viseme classification to enhance visual speech recognition","display_name":"A hybrid approach for automatic lip localization and viseme classification to enhance visual speech recognition","publication_year":2008,"publication_date":"2008-05-12","ids":{"openalex":"https://openalex.org/W1731069122","doi":"https://doi.org/10.3233/ica-2008-15305","mag":"1731069122"},"language":"en","primary_location":{"id":"doi:10.3233/ica-2008-15305","is_oa":false,"landing_page_url":"https://doi.org/10.3233/ica-2008-15305","pdf_url":null,"source":{"id":"https://openalex.org/S107631664","display_name":"Integrated Computer-Aided Engineering","issn_l":"1069-2509","issn":["1069-2509","1875-8835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Integrated Computer-Aided Engineering","raw_type":"journal-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/A5039327766","display_name":"Walid Mahdi","orcid":"https://orcid.org/0000-0003-3465-0397"},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":true,"raw_author_name":"Walid Mahdi","raw_affiliation_strings":["Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn","institution_ids":["https://openalex.org/I142899784"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111880722","display_name":"Salah Werda","orcid":null},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Salah Werda","raw_affiliation_strings":["Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn","institution_ids":["https://openalex.org/I142899784"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028011643","display_name":"Abdelmajid Ben Hamadou","orcid":"https://orcid.org/0000-0001-8632-2956"},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Abdelmajid Ben Hamadou","raw_affiliation_strings":["Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Multimedia Information systems and Advanced Computing Laboratory, High Institute of Computer Science and Multimedia, University of Sfax, Sfax, Tunisia. E-mail: walid.mahdi@isimsf.rnu.tn","institution_ids":["https://openalex.org/I142899784"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5039327766"],"corresponding_institution_ids":["https://openalex.org/I142899784"],"apc_list":null,"apc_paid":null,"fwci":1.9007,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.85253276,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"15","issue":"3","first_page":"253","last_page":"266"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/T13289","display_name":"Infant Health and Development","score":0.9916999936103821,"subfield":{"id":"https://openalex.org/subfields/3611","display_name":"Pharmacy"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/viseme","display_name":"Viseme","score":0.9683860540390015},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6311172842979431},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5988472700119019},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5022475719451904},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.47059834003448486},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.36263519525527954},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.190772145986557},{"id":"https://openalex.org/keywords/speech-technology","display_name":"Speech technology","score":0.05983877182006836}],"concepts":[{"id":"https://openalex.org/C33767174","wikidata":"https://www.wikidata.org/wiki/Q371190","display_name":"Viseme","level":4,"score":0.9683860540390015},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6311172842979431},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5988472700119019},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5022475719451904},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.47059834003448486},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.36263519525527954},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.190772145986557},{"id":"https://openalex.org/C504749915","wikidata":"https://www.wikidata.org/wiki/Q9010971","display_name":"Speech technology","level":3,"score":0.05983877182006836}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/ica-2008-15305","is_oa":false,"landing_page_url":"https://doi.org/10.3233/ica-2008-15305","pdf_url":null,"source":{"id":"https://openalex.org/S107631664","display_name":"Integrated Computer-Aided Engineering","issn_l":"1069-2509","issn":["1069-2509","1875-8835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Integrated Computer-Aided Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.8299999833106995}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W114905088","https://openalex.org/W426676927","https://openalex.org/W588386246","https://openalex.org/W1545354932","https://openalex.org/W1554663460","https://openalex.org/W1574171128","https://openalex.org/W1587011905","https://openalex.org/W1664248204","https://openalex.org/W1854823095","https://openalex.org/W1964178275","https://openalex.org/W1988514694","https://openalex.org/W1995048370","https://openalex.org/W2015394094","https://openalex.org/W2058107683","https://openalex.org/W2090377423","https://openalex.org/W2096651761","https://openalex.org/W2098419325","https://openalex.org/W2118564005","https://openalex.org/W2125838338","https://openalex.org/W2125995099","https://openalex.org/W2143033071","https://openalex.org/W2157190406","https://openalex.org/W2168311553","https://openalex.org/W2907836613"],"related_works":["https://openalex.org/W2033914206","https://openalex.org/W4253235840","https://openalex.org/W2042327336","https://openalex.org/W3192589309","https://openalex.org/W2116497041","https://openalex.org/W2591964346","https://openalex.org/W131634123","https://openalex.org/W2757496505","https://openalex.org/W1560013842","https://openalex.org/W2092351437"],"abstract_inverted_index":{"An":[0],"automatic":[1],"lip-reading":[2],"system":[3],"is":[4],"among":[5],"assistive":[6],"technologies":[7],"for":[8,17],"hearing":[9],"impaired":[10],"or":[11,30],"elderly":[12],"people.":[13],"We":[14],"can":[15],"imagine,":[16],"example,":[18],"a":[19,23,32],"dependent":[20],"person":[21],"ordering":[22],"machine":[24],"with":[25],"an":[26],"easy":[27],"lip":[28],"movement":[29],"by":[31],"simple":[33],"visemes":[34],"(visual":[35],"phoneme)":[36],"pronunciation":[37]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-05-03T06:03:33.228499","created_date":"2025-10-10T00:00:00"}
