{"id":"https://openalex.org/W4413968404","doi":"https://doi.org/10.1145/3749463","title":"AccCall: Enhancing Real-time Phone Call Quality with Smartphone's Built-in Accelerometer","display_name":"AccCall: Enhancing Real-time Phone Call Quality with Smartphone's Built-in Accelerometer","publication_year":2025,"publication_date":"2025-09-03","ids":{"openalex":"https://openalex.org/W4413968404","doi":"https://doi.org/10.1145/3749463"},"language":"en","primary_location":{"id":"doi:10.1145/3749463","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3749463","pdf_url":null,"source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","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/A5100435824","display_name":"Lei Wang","orcid":"https://orcid.org/0000-0002-0091-0931"},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Wang","raw_affiliation_strings":["Soochow University University, China"],"raw_orcid":"https://orcid.org/0000-0002-0091-0931","affiliations":[{"raw_affiliation_string":"Soochow University University, China","institution_ids":["https://openalex.org/I3923682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016207041","display_name":"Xingwei Wang","orcid":"https://orcid.org/0009-0008-6404-4949"},"institutions":[{"id":"https://openalex.org/I185940356","display_name":"Soochow University","ror":"https://ror.org/05kvm7n82","country_code":"TW","type":"education","lineage":["https://openalex.org/I185940356"]},{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]}],"countries":["CN","TW"],"is_corresponding":false,"raw_author_name":"Xingwei Wang","raw_affiliation_strings":["Soochow University, China and Beijing University of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0008-6404-4949","affiliations":[{"raw_affiliation_string":"Soochow University, China and Beijing University of Technology, Beijing, China","institution_ids":["https://openalex.org/I185940356","https://openalex.org/I3923682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100430858","display_name":"Xi Zhang","orcid":"https://orcid.org/0000-0002-8994-8185"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Xi Zhang","raw_affiliation_strings":["Macquarie University, China"],"raw_orcid":"https://orcid.org/0000-0002-8994-8185","affiliations":[{"raw_affiliation_string":"Macquarie University, China","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101929427","display_name":"Xiaolei Ma","orcid":"https://orcid.org/0009-0005-4171-9681"},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolei Ma","raw_affiliation_strings":["Soochow University, China"],"raw_orcid":"https://orcid.org/0009-0005-4171-9681","affiliations":[{"raw_affiliation_string":"Soochow University, China","institution_ids":["https://openalex.org/I3923682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433703","display_name":"Yu Zhang","orcid":"https://orcid.org/0000-0003-1632-167X"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Yu Zhang","raw_affiliation_strings":["Macquarie University, Australia"],"raw_orcid":"https://orcid.org/0000-0003-1632-167X","affiliations":[{"raw_affiliation_string":"Macquarie University, Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082241536","display_name":"Fusang Zhang","orcid":"https://orcid.org/0000-0002-2529-8021"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fusang Zhang","raw_affiliation_strings":["Beihang University, Beijing, China and Inspur Computing Technology Pty Ltd, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2529-8021","affiliations":[{"raw_affiliation_string":"Beihang University, Beijing, China and Inspur Computing Technology Pty Ltd, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054698524","display_name":"Tao Gu","orcid":"https://orcid.org/0000-0002-1350-6639"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Tao Gu","raw_affiliation_strings":["Macquarie University, Australia"],"raw_orcid":"https://orcid.org/0000-0002-1350-6639","affiliations":[{"raw_affiliation_string":"Macquarie University, Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003181030","display_name":"Haipeng Dai","orcid":"https://orcid.org/0000-0003-0545-8187"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haipeng Dai","raw_affiliation_strings":["Nanjing University, China"],"raw_orcid":"https://orcid.org/0000-0003-0545-8187","affiliations":[{"raw_affiliation_string":"Nanjing University, China","institution_ids":["https://openalex.org/I881766915"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6541,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.84509304,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"9","issue":"3","first_page":"1","last_page":"33"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9968000054359436,"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":0.9968000054359436,"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":0.9772999882698059,"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/T12720","display_name":"Multimedia Communication and Technology","score":0.9714999794960022,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.8340936899185181},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.6258517503738403},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5567740201950073},{"id":"https://openalex.org/keywords/smartphone-application","display_name":"Smartphone application","score":0.49755409359931946},{"id":"https://openalex.org/keywords/mobile-phone","display_name":"Mobile phone","score":0.4693150520324707},{"id":"https://openalex.org/keywords/smart-phone","display_name":"Smart phone","score":0.4534584879875183},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.35757434368133545},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3358756899833679},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22285619378089905},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.15286782383918762},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.14236688613891602}],"concepts":[{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.8340936899185181},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.6258517503738403},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5567740201950073},{"id":"https://openalex.org/C3020250448","wikidata":"https://www.wikidata.org/wiki/Q620615","display_name":"Smartphone application","level":2,"score":0.49755409359931946},{"id":"https://openalex.org/C2777421447","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Mobile phone","level":2,"score":0.4693150520324707},{"id":"https://openalex.org/C2984771860","wikidata":"https://www.wikidata.org/wiki/Q22645","display_name":"Smart phone","level":2,"score":0.4534584879875183},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.35757434368133545},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3358756899833679},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22285619378089905},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.15286782383918762},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.14236688613891602},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3749463","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3749463","pdf_url":null,"source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6003215632","display_name":null,"funder_award_id":"62472299","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6776778946","display_name":null,"funder_award_id":"U22A2031","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W1552314771","https://openalex.org/W1677182931","https://openalex.org/W1970747557","https://openalex.org/W1976890732","https://openalex.org/W2015069270","https://openalex.org/W2015897005","https://openalex.org/W2043199434","https://openalex.org/W2044893557","https://openalex.org/W2067295501","https://openalex.org/W2069681747","https://openalex.org/W2080213370","https://openalex.org/W2117752179","https://openalex.org/W2127851351","https://openalex.org/W2147817981","https://openalex.org/W2184653854","https://openalex.org/W2194775991","https://openalex.org/W2256853246","https://openalex.org/W2366427818","https://openalex.org/W2403829194","https://openalex.org/W2405774341","https://openalex.org/W2550143307","https://openalex.org/W2551572271","https://openalex.org/W2593116425","https://openalex.org/W2798670978","https://openalex.org/W2897318954","https://openalex.org/W2938646939","https://openalex.org/W2952218014","https://openalex.org/W2952979007","https://openalex.org/W2962851801","https://openalex.org/W2962866211","https://openalex.org/W2962935966","https://openalex.org/W2964058413","https://openalex.org/W2982242214","https://openalex.org/W2998161426","https://openalex.org/W3007498683","https://openalex.org/W3015219411","https://openalex.org/W3109500059","https://openalex.org/W3140645045","https://openalex.org/W3162493033","https://openalex.org/W3163652268","https://openalex.org/W3200045920","https://openalex.org/W3204496309","https://openalex.org/W3210626783","https://openalex.org/W3213319487","https://openalex.org/W4200186631","https://openalex.org/W4200522395","https://openalex.org/W4244963520","https://openalex.org/W4294892047","https://openalex.org/W4322731291","https://openalex.org/W4361763861","https://openalex.org/W4366988472","https://openalex.org/W4380928279"],"related_works":["https://openalex.org/W2765080098","https://openalex.org/W2385749422","https://openalex.org/W2355290145","https://openalex.org/W2353465659","https://openalex.org/W2009888974","https://openalex.org/W2355539379","https://openalex.org/W2056341223","https://openalex.org/W3023105672","https://openalex.org/W2329372181","https://openalex.org/W2112299609"],"abstract_inverted_index":{"Speech":[0],"enhancement":[1,28,66],"can":[2],"greatly":[3],"improve":[4],"the":[5,38,48,116,207],"user":[6],"experience":[7],"during":[8],"phone":[9,34,219],"calls":[10],"in":[11,67,135,199,212],"low":[12],"signal-to-noise":[13],"ratio":[14],"(SNR)":[15],"scenarios.":[16],"In":[17],"this":[18,84],"paper,":[19],"we":[20,86,121,156],"propose":[21,157],"a":[22,43,92,123,158,179],"low-cost,":[23],"energy-efficient,":[24],"and":[25,51,77,149,189,194,204,216],"environment-independent":[26],"speech":[27,65,214],"system,":[29],"namely":[30],"AccCall,":[31],"that":[32,163,185],"improves":[33],"call":[35,137],"quality":[36,215],"using":[37],"smartphone's":[39],"built-in":[40],"accelerometer.":[41],"However,":[42],"significant":[44],"gap":[45],"remains":[46],"between":[47],"underlying":[49],"insight":[50],"its":[52],"practical":[53],"applications,":[54],"as":[55,112],"several":[56],"critical":[57],"challenges":[58],"should":[59],"be":[60],"addressed,":[61],"including":[62,106],"efficiency":[63,166],"of":[64,99,128,209],"cross-user":[68,100],"scenario,":[69],"adaptive":[70,142,191],"system":[71,143,211],"triggering":[72,192],"to":[73,131],"reduce":[74],"energy":[75,147],"consumption,":[76],"lightweight":[78],"deployment":[79,151],"for":[80,218],"real-time":[81,197],"processing.":[82],"To":[83],"end,":[85],"first":[87],"design":[88],"Acc-Aided":[89],"Network":[90],"(AccNet),":[91],"cross-modal":[93,107],"deep":[94,129],"learning":[95,130],"model":[96,165],"inherently":[97],"capable":[98],"generalization":[101],"through":[102],"three":[103],"key":[104],"components,":[105],"fusion":[108],"module,":[109],"accelerometer-aided":[110],"(abbreviated":[111],"acc-aided)":[113],"mask":[114],"generator,":[115],"unified":[117],"loss":[118],"function.":[119],"Second,":[120],"adopt":[122],"machine":[124],"learning-based":[125],"approach":[126],"instead":[127],"achieve":[132],"high":[133],"accuracy":[134],"distinguishing":[136],"activity":[138],"states":[139],"followed":[140],"by":[141],"triggering,":[144],"ensuring":[145],"lower":[146],"consumption":[148],"efficient":[150],"on":[152],"mobile":[153],"platforms.":[154],"Finally,":[155],"knowledge-distillation-driven":[159],"structured":[160],"pruning":[161],"framework":[162],"optimizes":[164],"while":[167],"preserving":[168],"performance.":[169],"Extensive":[170],"experiments":[171],"with":[172],"20":[173],"participants":[174],"have":[175],"been":[176],"conducted":[177],"under":[178],"user-independent":[180],"scenario.":[181],"The":[182],"results":[183],"show":[184],"AccCall":[186],"achieves":[187],"excellent":[188],"reliable":[190],"performance,":[193],"enables":[195],"substantial":[196],"improvements":[198],"SISDR,":[200],"SISNR,":[201],"STOI,":[202],"PESQ,":[203],"WER,":[205],"demonstrating":[206],"superiority":[208],"our":[210],"enhancing":[213],"intelligibility":[217],"calls.":[220]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1}],"updated_date":"2026-08-18T07:49:30.821534","created_date":"2025-10-10T00:00:00"}