{"id":"https://openalex.org/W7165741278","doi":"https://doi.org/10.48550/arxiv.2606.24389","title":"BRAVR: An AP-Assisted Online DRL Mechanism for Interactive VR Bitrate Adaptation over Wi-Fi","display_name":"BRAVR: An AP-Assisted Online DRL Mechanism for Interactive VR Bitrate Adaptation over Wi-Fi","publication_year":2026,"publication_date":"2026-06-23","ids":{"openalex":"https://openalex.org/W7165741278","doi":"https://doi.org/10.48550/arxiv.2606.24389"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.24389","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.24389","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2606.24389","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093041545","display_name":"Miguel Casasnovas","orcid":"https://orcid.org/0009-0000-4787-730X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Casasnovas, Miguel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139282023","display_name":"Francesc Wilhelmi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wilhelmi, Francesc","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5139295616","display_name":"Boris Bellalta","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bellalta, Boris","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.8891000151634216,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11165","display_name":"Image and Video Quality Assessment","score":0.8891000151634216,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11158","display_name":"Wireless Networks and Protocols","score":0.06830000132322311,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.015799999237060547,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/testbed","display_name":"Testbed","score":0.7264999747276306},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.6327000260353088},{"id":"https://openalex.org/keywords/quality-of-experience","display_name":"Quality of experience","score":0.5285000205039978},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.49959999322891235},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4860999882221222},{"id":"https://openalex.org/keywords/constant-bitrate","display_name":"Constant bitrate","score":0.4763999879360199},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.4738999903202057},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4738999903202057},{"id":"https://openalex.org/keywords/real-time-streaming-protocol","display_name":"Real Time Streaming Protocol","score":0.42080000042915344}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8319000005722046},{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.7264999747276306},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.6327000260353088},{"id":"https://openalex.org/C2779333187","wikidata":"https://www.wikidata.org/wiki/Q3132648","display_name":"Quality of experience","level":3,"score":0.5285000205039978},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.49959999322891235},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4860999882221222},{"id":"https://openalex.org/C34339180","wikidata":"https://www.wikidata.org/wiki/Q1325924","display_name":"Constant bitrate","level":4,"score":0.4763999879360199},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.4738999903202057},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4738999903202057},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.43050000071525574},{"id":"https://openalex.org/C110738861","wikidata":"https://www.wikidata.org/wiki/Q682598","display_name":"Real Time Streaming Protocol","level":3,"score":0.42080000042915344},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41819998621940613},{"id":"https://openalex.org/C194969405","wikidata":"https://www.wikidata.org/wiki/Q170519","display_name":"Virtual reality","level":2,"score":0.41019999980926514},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.40720000863075256},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4016999900341034},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.38679999113082886},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3797000050544739},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.353300005197525},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.35260000824928284},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.32919999957084656},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.31439998745918274},{"id":"https://openalex.org/C46637626","wikidata":"https://www.wikidata.org/wiki/Q6693015","display_name":"Low latency (capital markets)","level":2,"score":0.30869999527931213},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.2752000093460083},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.2736000120639801},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.2728999853134155},{"id":"https://openalex.org/C203274722","wikidata":"https://www.wikidata.org/wiki/Q7001161","display_name":"Network performance","level":2,"score":0.2718000113964081},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.2605000138282776},{"id":"https://openalex.org/C774472","wikidata":"https://www.wikidata.org/wiki/Q6760393","display_name":"Margin (machine learning)","level":2,"score":0.2538999915122986}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.24389","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.24389","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2606.24389","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.24389","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.5898412466049194}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Interactive":[0],"virtual":[1],"reality":[2],"(VR)":[3],"streaming":[4,78,120,197],"over":[5,198],"Wi-Fi":[6,99,128,200],"requires":[7],"stringent":[8],"latency":[9],"and":[10,23,61,80,122,135,159,201],"reliability":[11],"guarantees,":[12],"which":[13],"become":[14],"increasingly":[15],"difficult":[16,37],"to":[17,72],"achieve":[18],"under":[19,41],"dynamic":[20],"channel":[21],"conditions":[22],"shared":[24,209],"medium":[25],"contention.":[26],"These":[27],"challenges":[28],"make":[29],"real-time":[30],"bitrate":[31,53,110,179,206],"adaptation":[32,54,111,180,207],"a":[33,56,64,117,126,131],"critical":[34],"yet":[35],"fundamentally":[36],"control":[38,181],"problem,":[39],"particularly":[40],"limited":[42],"visibility":[43],"of":[44,156,173,189],"the":[45,98,104,171,178,187],"underlying":[46],"network":[47,94],"conditions.":[48],"This":[49],"paper":[50],"formulates":[51],"VR":[52,105,119,196],"as":[55],"network-aware,":[57],"online":[58,191],"decision-making":[59],"problem":[60],"proposes":[62],"BRAVR,":[63],"decentralized":[65,194],"deep":[66],"reinforcement":[67],"learning":[68,192],"(DRL)":[69],"mechanism":[70],"designed":[71],"optimize":[73],"visual":[74],"quality":[75,155],"while":[76],"maintaining":[77],"performance":[79],"promoting":[81],"airtime":[82,162],"fairness":[83],"in":[84,116,208],"multi-user":[85],"scenarios.":[86],"BRAVR":[87,115,138,147],"integrates":[88],"application-layer":[89],"observations":[90],"with":[91],"lightweight":[92],"wireless":[93,210],"statistics":[95],"collected":[96],"at":[97],"access":[100],"point":[101],"(AP)":[102],"serving":[103],"client,":[106],"enabling":[107],"more":[108],"informed":[109],"decisions.":[112],"We":[113],"implement":[114],"real":[118],"system":[121],"evaluate":[123],"it":[124],"on":[125],"physical":[127],"testbed":[129],"against":[130],"strong":[132],"heuristic":[133],"baseline":[134],"an":[136],"ablated":[137,168],"variant":[139],"without":[140],"AP":[141],"assistance.":[142],"Experimental":[143],"results":[144,185],"show":[145],"that":[146],"consistently":[148],"achieves":[149],"its":[150,167],"design":[151],"objectives,":[152],"delivering":[153],"robust":[154],"service":[157],"(QoS)":[158],"preventing":[160],"sustained":[161],"overutilization.":[163],"It":[164],"also":[165],"outperforms":[166],"counterpart,":[169],"highlighting":[170],"benefits":[172],"incorporating":[174],"network-level":[175],"information":[176],"into":[177,205],"loop.":[182],"Overall,":[183],"these":[184],"demonstrate":[186],"effectiveness":[188],"AP-assisted":[190],"for":[193],"interactive":[195],"commodity":[199],"provide":[202],"practical":[203],"insights":[204],"environments.":[211]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-06-25T00:00:00"}
