{"id":"https://openalex.org/W2051595329","doi":"https://doi.org/10.1145/2733373.2806401","title":"Audio Routing for Scalable Conferencing using AAC-ELD and Bit Stream Domain Energy Estimation","display_name":"Audio Routing for Scalable Conferencing using AAC-ELD and Bit Stream Domain Energy Estimation","publication_year":2015,"publication_date":"2015-10-13","ids":{"openalex":"https://openalex.org/W2051595329","doi":"https://doi.org/10.1145/2733373.2806401","mag":"2051595329"},"language":"en","primary_location":{"id":"doi:10.1145/2733373.2806401","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2733373.2806401","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 23rd ACM international conference on Multimedia","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/A5066305543","display_name":"Iaroslav Kryvyi","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Iaroslav Kryvyi","raw_affiliation_strings":["Fraunhofer IIS, Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109215501","display_name":"N. Farber","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Nikolaus F\u00e4rber","raw_affiliation_strings":["Fraunhofer IIS, Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022649903","display_name":"Conrad Benndorf","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Conrad Benndorf","raw_affiliation_strings":["Fraunhofer IIS, Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002220848","display_name":"Manfred Lutzky","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Manfred Lutzky","raw_affiliation_strings":["Fraunhofer IIS, Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210124274"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09511367,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1055","last_page":"1058"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9995999932289124,"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":0.9995999932289124,"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/T11309","display_name":"Music and Audio Processing","score":0.995199978351593,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9909999966621399,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8631206750869751},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.681440532207489},{"id":"https://openalex.org/keywords/sound-quality","display_name":"Sound quality","score":0.5002946853637695},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.41842329502105713},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4130741059780121},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.4110478460788727},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.3012771010398865},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.2099352777004242},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.08361169695854187}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8631206750869751},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.681440532207489},{"id":"https://openalex.org/C167310288","wikidata":"https://www.wikidata.org/wiki/Q7564808","display_name":"Sound quality","level":2,"score":0.5002946853637695},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.41842329502105713},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4130741059780121},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.4110478460788727},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.3012771010398865},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.2099352777004242},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.08361169695854187}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2733373.2806401","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2733373.2806401","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 23rd ACM international conference on Multimedia","raw_type":"proceedings-article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/393989","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/393989","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8799999952316284,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1490100576","https://openalex.org/W1605326696","https://openalex.org/W2106918957","https://openalex.org/W2154407021","https://openalex.org/W2154753248","https://openalex.org/W4246428145"],"related_works":["https://openalex.org/W2384738070","https://openalex.org/W2065633372","https://openalex.org/W2109142991","https://openalex.org/W2023208959","https://openalex.org/W2792033502","https://openalex.org/W2735200146","https://openalex.org/W2328398924","https://openalex.org/W2056404380","https://openalex.org/W4312624015","https://openalex.org/W1590604789"],"abstract_inverted_index":{"There":[0],"is":[1],"an":[2,53],"increasing":[3],"interest":[4],"in":[5,71,86,115],"multipoint":[6],"conferencing":[7],"but":[8],"service":[9],"providers":[10],"face":[11],"the":[12,61,68,72,104,109,133,140],"challenge":[13],"of":[14,20,108,124,129],"complexity":[15,40,90,125],"when":[16,138],"scaling":[17],"to":[18,102,112],"thousands":[19],"users.":[21],"This":[22],"problem":[23],"can":[24,77],"be":[25],"resolved":[26],"by":[27,60,126],"a":[28,116,122,146],"scalable":[29],"architecture":[30],"based":[31],"on":[32,145],"central":[33],"media":[34],"routers,":[35],"which":[36,84],"allows":[37],"for":[38],"low":[39,45,82],"server":[41],"components":[42],"and":[43,89],"therefore":[44],"operational":[46],"cost.":[47],"In":[48],"this":[49],"paper":[50],"we":[51,76],"describe":[52],"audio":[54,106,110,136],"routing":[55],"approach":[56],"using":[57],"advantages":[58],"offered":[59],"AAC-ELD":[62],"bit":[63,73],"stream":[64,74],"structure.":[65],"By":[66],"estimating":[67],"signal":[69],"energy":[70],"domain,":[75],"detect":[78],"active":[79,143],"speakers":[80,144],"at":[81],"complexity,":[83],"results":[85,120],"substantial":[87],"bitrate":[88],"reduction.":[91],"Subjective":[92],"tests":[93],"with":[94],"mediated":[95],"conversations":[96],"among":[97],"four":[98],"participants":[99],"are":[100],"conducted":[101],"compare":[103],"perceived":[105],"quality":[107,137],"router":[111],"conventional":[113],"mixing":[114],"conference":[117],"bridge.":[118],"The":[119],"show":[121],"reduction":[123],"one":[127],"order":[128],"magnitude":[130],"while":[131],"maintaining":[132],"same":[134],"subjective":[135],"forwarding":[139],"two":[141],"most":[142],"10":[147],"ms":[148],"framing.":[149]},"counts_by_year":[],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}
