{"id":"https://openalex.org/W2890160983","doi":"https://doi.org/10.1007/s11277-018-5930-z","title":"Visual Speech Recognition Using Optical Flow and Hidden Markov Model","display_name":"Visual Speech Recognition Using Optical Flow and Hidden Markov Model","publication_year":2018,"publication_date":"2018-09-10","ids":{"openalex":"https://openalex.org/W2890160983","doi":"https://doi.org/10.1007/s11277-018-5930-z","mag":"2890160983"},"language":"en","primary_location":{"id":"doi:10.1007/s11277-018-5930-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11277-018-5930-z","pdf_url":null,"source":{"id":"https://openalex.org/S49967189","display_name":"Wireless Personal Communications","issn_l":"0929-6212","issn":["0929-6212","1572-834X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Personal Communications","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/A5101556555","display_name":"Usha Sharma","orcid":"https://orcid.org/0000-0001-5481-7647"},"institutions":[{"id":"https://openalex.org/I189109744","display_name":"Indian Institute of Technology Dhanbad","ror":"https://ror.org/013v3cc28","country_code":"IN","type":"education","lineage":["https://openalex.org/I189109744"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Usha Sharma","raw_affiliation_strings":["Department of Computer Science and Engineering, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand, 826004, India"],"raw_orcid":"https://orcid.org/0000-0001-5481-7647","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand, 826004, India","institution_ids":["https://openalex.org/I189109744"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026397228","display_name":"Sushila Maheshkar","orcid":null},"institutions":[{"id":"https://openalex.org/I44635919","display_name":"National Institute of Technology Delhi","ror":"https://ror.org/032twef21","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152752","https://openalex.org/I44635919"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sushila Maheshkar","raw_affiliation_strings":["Department of Computer Science and Engineering, National Institute of Technology, Delhi, 110040, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, National Institute of Technology, Delhi, 110040, India","institution_ids":["https://openalex.org/I44635919"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062529585","display_name":"Achyuta Nand Mishra","orcid":null},"institutions":[{"id":"https://openalex.org/I4210091132","display_name":"Krishna Institute of Medical Sciences","ror":"https://ror.org/00fd4q681","country_code":"IN","type":"healthcare","lineage":["https://openalex.org/I4210091132"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"A. N. Mishra","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Krishna Engineering College, Ghaziabad, Uttar Pradesh, 201001, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Krishna Engineering College, Ghaziabad, Uttar Pradesh, 201001, India","institution_ids":["https://openalex.org/I4210091132"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022777006","display_name":"Rahul Kaushik","orcid":"https://orcid.org/0000-0002-4987-6404"},"institutions":[{"id":"https://openalex.org/I154970844","display_name":"Jaypee Institute of Information Technology","ror":"https://ror.org/05sttyy11","country_code":"IN","type":"education","lineage":["https://openalex.org/I154970844"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Rahul Kaushik","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Jaypee Institute of Information Technology, Noida, Uttar Pradesh, 201307, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Jaypee Institute of Information Technology, Noida, Uttar Pradesh, 201307, India","institution_ids":["https://openalex.org/I154970844"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101556555"],"corresponding_institution_ids":["https://openalex.org/I189109744"],"apc_list":{"value":2490,"currency":"EUR","value_usd":3090},"apc_paid":null,"fwci":1.1594,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.79809883,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"106","issue":"4","first_page":"2129","last_page":"2147"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9987000226974487,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9969000220298767,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8653019666671753},{"id":"https://openalex.org/keywords/mel-frequency-cepstrum","display_name":"Mel-frequency cepstrum","score":0.738957405090332},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.7287282943725586},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7111837863922119},{"id":"https://openalex.org/keywords/hindi","display_name":"Hindi","score":0.5789327025413513},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.562052309513092},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.49074992537498474},{"id":"https://openalex.org/keywords/optical-flow","display_name":"Optical flow","score":0.4421074390411377},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.35951435565948486},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.20770159363746643}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8653019666671753},{"id":"https://openalex.org/C151989614","wikidata":"https://www.wikidata.org/wiki/Q440370","display_name":"Mel-frequency cepstrum","level":3,"score":0.738957405090332},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.7287282943725586},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7111837863922119},{"id":"https://openalex.org/C519982507","wikidata":"https://www.wikidata.org/wiki/Q1568","display_name":"Hindi","level":2,"score":0.5789327025413513},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.562052309513092},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.49074992537498474},{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.4421074390411377},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.35951435565948486},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.20770159363746643}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11277-018-5930-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11277-018-5930-z","pdf_url":null,"source":{"id":"https://openalex.org/S49967189","display_name":"Wireless Personal Communications","issn_l":"0929-6212","issn":["0929-6212","1572-834X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Personal Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W142803501","https://openalex.org/W206545267","https://openalex.org/W1530184499","https://openalex.org/W1559276497","https://openalex.org/W1571194703","https://openalex.org/W1578285471","https://openalex.org/W1893227739","https://openalex.org/W2008962257","https://openalex.org/W2009060761","https://openalex.org/W2043698530","https://openalex.org/W2044629833","https://openalex.org/W2059259084","https://openalex.org/W2060510034","https://openalex.org/W2076462394","https://openalex.org/W2103620269","https://openalex.org/W2118564005","https://openalex.org/W2161025448","https://openalex.org/W2161827960","https://openalex.org/W2162514242","https://openalex.org/W2254457717","https://openalex.org/W2402433795","https://openalex.org/W2513619195","https://openalex.org/W2514126643","https://openalex.org/W2533520804","https://openalex.org/W2556232699","https://openalex.org/W2621371857","https://openalex.org/W2751023760","https://openalex.org/W2783208898","https://openalex.org/W2793550053","https://openalex.org/W2802922942","https://openalex.org/W3023561549","https://openalex.org/W4236340759","https://openalex.org/W4285719527","https://openalex.org/W6683820093"],"related_works":["https://openalex.org/W2384553807","https://openalex.org/W1557888283","https://openalex.org/W3089999372","https://openalex.org/W4317383455","https://openalex.org/W2548511587","https://openalex.org/W4293232884","https://openalex.org/W2422472940","https://openalex.org/W2019475500","https://openalex.org/W2548162870","https://openalex.org/W2138847091"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":6},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}