{"id":"https://openalex.org/W3208438735","doi":"https://doi.org/10.1109/pimrc50174.2021.9569425","title":"Network-Load Estimation for K-Repetition Grant-Free Access Enabling Adaptive Resource Allocation Towards QoS Enhancement","display_name":"Network-Load Estimation for K-Repetition Grant-Free Access Enabling Adaptive Resource Allocation Towards QoS Enhancement","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3208438735","doi":"https://doi.org/10.1109/pimrc50174.2021.9569425","mag":"3208438735"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc50174.2021.9569425","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569425","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","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/A5079652678","display_name":"Zixiao Zhao","orcid":"https://orcid.org/0000-0001-8259-6941"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zixiao Zhao","raw_affiliation_strings":["Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","National Simulation Education Center for Communications and Information Systems, Xi&#x2019","an Jiaotong University, China"],"affiliations":[{"raw_affiliation_string":"Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"National Simulation Education Center for Communications and Information Systems, Xi&#x2019","institution_ids":[]},{"raw_affiliation_string":"an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054096196","display_name":"Qinghe Du","orcid":"https://orcid.org/0000-0002-4992-9166"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinghe Du","raw_affiliation_strings":["Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","an Jiaotong University, China","National Simulation Education Center for Communications and Information Systems, Xi&#x2019"],"affiliations":[{"raw_affiliation_string":"Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"National Simulation Education Center for Communications and Information Systems, Xi&#x2019","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100318682","display_name":"Li Sun","orcid":"https://orcid.org/0000-0002-9471-0235"},"institutions":[{"id":"https://openalex.org/I4210123185","display_name":"Zhejiang Lab","ror":"https://ror.org/02m2h7991","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210123185"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Sun","raw_affiliation_strings":["Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","an Jiaotong University, China","Zhejiang Laboratory, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Xi&#x2019;an Jiaotong University,School of Information and Communications Engineering,China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"Zhejiang Laboratory, Hangzhou, China","institution_ids":["https://openalex.org/I4210123185"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5079652678"],"corresponding_institution_ids":["https://openalex.org/I87445476"],"apc_list":null,"apc_paid":null,"fwci":0.6016,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.67400567,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1073","last_page":"1078"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9973000288009644,"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/computer-science","display_name":"Computer science","score":0.7980780005455017},{"id":"https://openalex.org/keywords/subframe","display_name":"Subframe","score":0.6160167455673218},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5894659757614136},{"id":"https://openalex.org/keywords/schedule","display_name":"Schedule","score":0.540488064289093},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.48347407579421997},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4487820267677307},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.4154508709907532},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.41118937730789185},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.41028112173080444},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3465728759765625},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.33440327644348145},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.33365461230278015},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14051538705825806}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7980780005455017},{"id":"https://openalex.org/C2776514898","wikidata":"https://www.wikidata.org/wiki/Q7631141","display_name":"Subframe","level":3,"score":0.6160167455673218},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5894659757614136},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.540488064289093},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.48347407579421997},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4487820267677307},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4154508709907532},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.41118937730789185},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.41028112173080444},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3465728759765625},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.33440327644348145},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.33365461230278015},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14051538705825806},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc50174.2021.9569425","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569425","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2581087633","https://openalex.org/W2905079797","https://openalex.org/W2955842369","https://openalex.org/W2981456355","https://openalex.org/W2981959312","https://openalex.org/W3001904835","https://openalex.org/W3080516458","https://openalex.org/W3125147344","https://openalex.org/W6772910585"],"related_works":["https://openalex.org/W2392684677","https://openalex.org/W2218826938","https://openalex.org/W2179143348","https://openalex.org/W2093732713","https://openalex.org/W2111754125","https://openalex.org/W2059690129","https://openalex.org/W2963570985","https://openalex.org/W2158438597","https://openalex.org/W2907156721","https://openalex.org/W2092160480"],"abstract_inverted_index":{"In":[0,39,88],"Ultra-Reliable":[1],"and":[2,29,114],"Low-Latency":[3],"Communications":[4],"(URLLC),":[5],"K-repetition":[6],"Grant-Free":[7],"(GF)":[8],"access":[9,92,103,145,186],"can":[10,23,149],"effectively":[11],"lower":[12],"the":[13,17,41,56,59,71,81,110,122,128,141,155,170],"latency":[14,31],"by":[15,70,139],"avoiding":[16],"complicated":[18],"hand-shake":[19],"procedures.":[20],"However,":[21],"it":[22],"hardly":[24],"achieve":[25,150],"both":[26],"high":[27],"reliability":[28,175],"millimeter-level":[30],"simultaneously":[32],"if":[33],"collisions":[34],"across":[35,101,143],"users":[36],"frequently":[37],"happen.":[38],"fact,":[40],"collision":[42],"level":[43],"mainly":[44],"replies":[45],"on":[46,91],"whether":[47],"there":[48],"are":[49],"sufficient":[50],"resources":[51],"for":[52,86,133],"URLLC":[53],"compared":[54],"with":[55],"network-load,":[57],"i.e.,":[58],"number":[60],"of":[61,98,180,184],"active":[62],"users,":[63],"which,":[64],"however,":[65],"is":[66],"typically":[67],"not":[68],"known":[69],"base":[72],"station":[73],"(BS).":[74],"To":[75],"solve":[76],"this":[77],"problem,":[78],"we":[79,108,125],"propose":[80],"effective":[82],"network-load":[83],"estimation":[84,118,153],"schemes":[85],"URLLC.":[87,134],"particular,":[89],"based":[90],"states":[93],"(success,":[94],"collision,":[95],"or":[96],"empty)":[97],"resource":[99,130,161],"blocks":[100],"consecutive":[102],"slots":[104],"in":[105],"a":[106,165,181],"subframe,":[107],"derive":[109],"multi-slot":[111],"maximum-likelihood":[112],"(ML)":[113],"single-slot":[115],"least-squares":[116],"(LS)":[117],"schemes.":[119],"Benefitted":[120],"from":[121],"obtained":[123],"estimation,":[124],"further":[126],"design":[127],"adaptive":[129,160],"allocation":[131,162],"scheme":[132],"Simulation":[135],"results":[136],"corroborate":[137],"that":[138],"exploiting":[140],"correlation":[142],"multiple":[144],"slots,":[146],"our":[147,159],"proposal":[148],"more":[151],"accurate":[152],"than":[154],"baseline":[156],"scheme.":[157],"Correspondingly,":[158],"schedule":[163],"offers":[164],"way":[166],"to":[167],"significantly":[168],"enhance":[169],"delay":[171],"QoS":[172],"while":[173],"assuming":[174],"at":[176],"only":[177],"small":[178],"cost":[179],"slight":[182],"increment":[183],"total":[185],"resources.":[187]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
