{"id":"https://openalex.org/W2547458348","doi":"https://doi.org/10.1109/icacci.2016.7732197","title":"Analysis of echo cancellation techniques in multi-perspective smart classroom","display_name":"Analysis of echo cancellation techniques in multi-perspective smart classroom","publication_year":2016,"publication_date":"2016-09-01","ids":{"openalex":"https://openalex.org/W2547458348","doi":"https://doi.org/10.1109/icacci.2016.7732197","mag":"2547458348"},"language":"en","primary_location":{"id":"doi:10.1109/icacci.2016.7732197","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icacci.2016.7732197","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 International Conference on Advances in Computing, Communications and Informatics (ICACCI)","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/A5050825247","display_name":"Ramesh Guntha","orcid":"https://orcid.org/0000-0003-2795-1095"},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Ramesh Guntha","raw_affiliation_strings":["Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University"],"affiliations":[{"raw_affiliation_string":"Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University","institution_ids":["https://openalex.org/I81556334"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103751435","display_name":"Balaji Hariharan","orcid":null},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Balaji Hariharan","raw_affiliation_strings":["Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University"],"affiliations":[{"raw_affiliation_string":"Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University","institution_ids":["https://openalex.org/I81556334"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076643866","display_name":"P. Venkat Rangan","orcid":null},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"P. Venkat Rangan","raw_affiliation_strings":["Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University"],"affiliations":[{"raw_affiliation_string":"Amrita Center for Wireless Networks and Applications Amrita School of Engineering, Amritapuri Campus Amrita Vishwa Vidyapeetham University","institution_ids":["https://openalex.org/I81556334"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5050825247"],"corresponding_institution_ids":["https://openalex.org/I81556334"],"apc_list":null,"apc_paid":null,"fwci":0.9119,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.74807341,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"6 2","issue":null,"first_page":"1135","last_page":"1140"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9993000030517578,"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"}},"topics":[{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9993000030517578,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9958000183105469,"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":0.9743000268936157,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/echo","display_name":"Echo (communications protocol)","score":0.8865139484405518},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7424656748771667},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.6446651816368103},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.6005123853683472},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.44959086179733276},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4035314917564392},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.32316040992736816},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21849757432937622}],"concepts":[{"id":"https://openalex.org/C2779426996","wikidata":"https://www.wikidata.org/wiki/Q18389128","display_name":"Echo (communications protocol)","level":2,"score":0.8865139484405518},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7424656748771667},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.6446651816368103},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.6005123853683472},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.44959086179733276},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4035314917564392},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.32316040992736816},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21849757432937622},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icacci.2016.7732197","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icacci.2016.7732197","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 International Conference on Advances in Computing, Communications and Informatics (ICACCI)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.8600000143051147,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1522523195","https://openalex.org/W1557104281","https://openalex.org/W2006825001","https://openalex.org/W2038778511","https://openalex.org/W2049829792","https://openalex.org/W2107836388","https://openalex.org/W2108816505","https://openalex.org/W2129629082","https://openalex.org/W2146818192","https://openalex.org/W2190514681","https://openalex.org/W2398445681","https://openalex.org/W2416575259"],"related_works":["https://openalex.org/W1473737476","https://openalex.org/W2949162897","https://openalex.org/W2061432289","https://openalex.org/W2276571074","https://openalex.org/W2149537132","https://openalex.org/W2018871932","https://openalex.org/W641279757","https://openalex.org/W370975646","https://openalex.org/W1670566515","https://openalex.org/W4300003799"],"abstract_inverted_index":{"High":[0],"quality":[1,27],"audio":[2,28,39,117],"communication":[3],"is":[4,83,118],"one":[5],"of":[6,11,44,110,156,158],"the":[7,38,91,96,106,116,154,169],"most":[8],"important":[9],"factors":[10,157],"a":[12,45,49,63,124],"successful":[13],"live":[14],"interactive":[15],"e-Learning":[16,55],"system.":[17],"Echo":[18],"cancellation":[19,33,133,149],"technology":[20,34,134],"plays":[21],"critical":[22],"role":[23],"in":[24,41,48,123],"ensuring":[25],"high":[26],"communication.":[29],"The":[30],"current":[31,107],"echo":[32,132,140,148],"works":[35],"only":[36],"when":[37],"goes":[40],"and":[42,68,161,165],"out":[43],"single":[46],"computer":[47],"given":[50,64,125],"room.":[51],"Our":[52],"Smart":[53],"classroom":[54,65,102],"system":[56],"[1,":[57],"2]":[58],"requires":[59],"3":[60,147],"computers":[61,122],"for":[62],"to":[66,85,129,138],"capture":[67],"stream":[69],"HD":[70],"video":[71,74],"from":[72],"5":[73],"cameras":[75],"placed":[76],"at":[77,99],"different":[78],"angles":[79],"or":[80,113],"perspectives.":[81],"It":[82],"done":[84],"achieve":[86,139],"gaze":[87],"alignment":[88],"across":[89],"all":[90],"remote":[92,101],"participants":[93],"by":[94],"showing":[95],"appropriate":[97],"perspective":[98],"each":[100],"display":[103],"based":[104],"on":[105],"teaching":[108],"mode":[109],"either":[111],"lecturing":[112],"interaction.":[114],"Since":[115],"processed":[119],"through":[120],"three":[121],"room,":[126],"we":[127,145],"had":[128],"augment":[130],"traditional":[131],"with":[135,168],"new":[136],"techniques":[137],"cancellation.":[141],"In":[142],"this":[143],"paper":[144],"present":[146],"techniques,":[150],"evaluate":[151],"them":[152],"against":[153],"criteria":[155],"smart":[159],"classroom,":[160],"analyze":[162],"their":[163],"pros":[164],"cons":[166],"along":[167],"user's":[170],"feedback.":[171]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
