{"id":"https://openalex.org/W7137801975","doi":"https://doi.org/10.1109/tmc.2026.3674975","title":"Immersive Volumetric Video Playback: Near-RT Resource Allocation and O-RAN-Based Implementation","display_name":"Immersive Volumetric Video Playback: Near-RT Resource Allocation and O-RAN-Based Implementation","publication_year":2026,"publication_date":"2026-03-17","ids":{"openalex":"https://openalex.org/W7137801975","doi":"https://doi.org/10.1109/tmc.2026.3674975"},"language":null,"primary_location":{"id":"doi:10.1109/tmc.2026.3674975","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2026.3674975","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Mobile Computing","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2601.20625","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056000095","display_name":"Yao Wen","orcid":"https://orcid.org/0000-0002-5182-5999"},"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":"Yao Wen","raw_affiliation_strings":["Nanjing University"],"raw_orcid":"https://orcid.org/0000-0002-5182-5999","affiliations":[{"raw_affiliation_string":"Nanjing University","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025690716","display_name":"Luping Xiang","orcid":"https://orcid.org/0000-0003-1465-6708"},"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":"Luping Xiang","raw_affiliation_strings":["Nanjing University"],"raw_orcid":"https://orcid.org/0000-0003-1465-6708","affiliations":[{"raw_affiliation_string":"Nanjing University","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100812556","display_name":"Kun Yang","orcid":"https://orcid.org/0009-0006-1979-4420"},"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":"Kun Yang","raw_affiliation_strings":["Nanjing University"],"raw_orcid":"https://orcid.org/0009-0006-1979-4420","affiliations":[{"raw_affiliation_string":"Nanjing University","institution_ids":["https://openalex.org/I881766915"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I881766915"],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21196824,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"25","issue":"9","first_page":"13752","last_page":"13766"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.16590000689029694,"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":0.16590000689029694,"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.15539999306201935,"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/T11408","display_name":"Advanced Optical Imaging Technologies","score":0.1136000007390976,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/resource-allocation","display_name":"Resource allocation","score":0.6064000129699707},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.4706000089645386},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.3619000017642975},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.32030001282691956},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.31380000710487366},{"id":"https://openalex.org/keywords/mobile-computing","display_name":"Mobile computing","score":0.3091000020503998}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8478999733924866},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.6064000129699707},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.4706000089645386},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3643999993801117},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.3619000017642975},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.3573000133037567},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3564999997615814},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.32030001282691956},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.31380000710487366},{"id":"https://openalex.org/C144543869","wikidata":"https://www.wikidata.org/wiki/Q2738570","display_name":"Mobile computing","level":2,"score":0.3091000020503998},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3021000027656555},{"id":"https://openalex.org/C2984822820","wikidata":"https://www.wikidata.org/wiki/Q1123036","display_name":"Processor scheduling","level":3,"score":0.3009999990463257},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.29840001463890076},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.28769999742507935},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.2685999870300293},{"id":"https://openalex.org/C172367668","wikidata":"https://www.wikidata.org/wiki/Q6504956","display_name":"Data visualization","level":3,"score":0.2660999894142151},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.26570001244544983},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.2547999918460846}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tmc.2026.3674975","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2026.3674975","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Mobile Computing","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2601.20625","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2601.20625","pdf_url":"https://arxiv.org/pdf/2601.20625","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2601.20625","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2601.20625","pdf_url":"https://arxiv.org/pdf/2601.20625","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1305611244","display_name":null,"funder_award_id":"62531008","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":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7137801975.pdf","grobid_xml":"https://content.openalex.org/works/W7137801975.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Immersive":[0],"volumetric":[1],"video":[2],"streaming":[3],"in":[4,53],"extended":[5],"reality":[6],"(XR)":[7],"demands":[8],"ultra-low":[9],"motion-to-photon":[10],"(MTP)":[11],"latency,":[12],"which":[13],"conventional":[14],"edge-centric":[15],"architectures":[16],"struggle":[17],"to":[18,21],"meet":[19],"due":[20],"per-frame":[22],"computationally":[23],"intensive":[24],"rendering":[25],"tightly":[26],"coupled":[27],"with":[28,105],"user":[29],"motion.":[30],"To":[31],"address":[32],"this":[33],"challenge,":[34],"we":[35],"propose":[36],"an":[37],"Open":[38,77],"Radio":[39],"Access":[40],"Network":[41],"(O-RAN)-integrated":[42],"playback":[43],"framework":[44],"that":[45,129],"jointly":[46,72],"orchestrates":[47],"radio,":[48],"compute,":[49,80],"and":[50,71,84,98,109,125,138,143],"content":[51],"resources":[52],"near":[54],"real":[55],"time":[56],"(Near-RT)":[57],"control":[58,69,117,152],"loop.":[59],"The":[60],"system":[61,126],"formulates":[62],"the":[63,76,114,146],"rendered-pixel":[64],"ratio":[65],"as":[66],"a":[67,87,121],"continuous":[68],"variable":[70],"optimizes":[73],"it":[74],"over":[75],"Cloud":[78],"(O-Cloud)":[79],"gNB":[81],"transmit":[82],"power,":[83],"bandwidth":[85],"under":[86],"Weber-Fechner":[88],"quality":[89],"of":[90,148],"experience":[91],"(QoE)":[92],"model,":[93],"explicitly":[94],"balancing":[95],"resolution,":[96],"computation,":[97],"latency.":[99],"A":[100],"Soft":[101],"Actor-Critic":[102],"(SAC)":[103],"agent":[104],"structured":[106],"action":[107],"decomposition":[108],"QoE-aware":[110],"reward":[111],"shaping":[112],"resolves":[113],"resulting":[115],"high-dimensional":[116],"problem.":[118],"Experiments":[119],"on":[120],"5G":[122],"O-RAN":[123],"testbed":[124],"simulations":[127],"show":[128],"SAC":[130],"reduces":[131],"median":[132],"MTP":[133],"latency":[134],"by":[135],"above":[136],"$11\\%$":[137],"improves":[139],"both":[140],"mean":[141],"QoE":[142],"fairness,":[144],"demonstrating":[145],"feasibility":[147],"RIC-driven":[149],"joint":[150],"radio-compute-content":[151],"for":[153],"scalable,":[154],"latency-aware":[155],"immersive":[156],"streaming.":[157]},"counts_by_year":[],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2026-02-02T00:00:00"}