{"id":"https://openalex.org/W3156896764","doi":"https://doi.org/10.1109/access.2021.3071992","title":"User Clustering and Optimized Power Allocation for D2D Communications at mmWave Underlaying MIMO-NOMA Cellular Networks","display_name":"User Clustering and Optimized Power Allocation for D2D Communications at mmWave Underlaying MIMO-NOMA Cellular Networks","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3156896764","doi":"https://doi.org/10.1109/access.2021.3071992","mag":"3156896764"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3071992","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3071992","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09398909.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09398909.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5066086896","display_name":"Suhare Solaiman","orcid":"https://orcid.org/0000-0002-1418-4715"},"institutions":[{"id":"https://openalex.org/I179331831","display_name":"Taif University","ror":"https://ror.org/014g1a453","country_code":"SA","type":"education","lineage":["https://openalex.org/I179331831"]},{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["SA"],"is_corresponding":true,"raw_author_name":"Suhare Solaiman","raw_affiliation_strings":["Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia","College of Computers and Information Technology, Taif University, Taif, Saudi Arabia"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]},{"raw_affiliation_string":"College of Computers and Information Technology, Taif University, Taif, Saudi Arabia","institution_ids":["https://openalex.org/I179331831"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005582657","display_name":"Laila Nassef","orcid":"https://orcid.org/0000-0001-9707-1259"},"institutions":[{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Laila Nassef","raw_affiliation_strings":["Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059038212","display_name":"Etimad Fadel","orcid":"https://orcid.org/0000-0002-7204-9474"},"institutions":[{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Etimad Fadel","raw_affiliation_strings":["Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Faculty of Computing and Information Technology, King Abdulaziz University, Jeddah, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5066086896"],"corresponding_institution_ids":["https://openalex.org/I179331831","https://openalex.org/I185163786"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":3.8421,"has_fulltext":true,"cited_by_count":47,"citation_normalized_percentile":{"value":0.94000256,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":100},"biblio":{"volume":"9","issue":null,"first_page":"57726","last_page":"57742"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9995999932289124,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/cellular-network","display_name":"Cellular network","score":0.8035222887992859},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7523912191390991},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7135438919067383},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.6641445159912109},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6581814885139465},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5602195262908936},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.4985625743865967},{"id":"https://openalex.org/keywords/radio-resource-management","display_name":"Radio resource management","score":0.47989213466644287},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.47463878989219666},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.4694100618362427},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.4575139880180359},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.4357650578022003},{"id":"https://openalex.org/keywords/cellular-communication","display_name":"Cellular communication","score":0.42263656854629517},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4166005253791809},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.36789727210998535},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3539108633995056},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23002251982688904},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.18081650137901306},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.16612282395362854},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13929378986358643}],"concepts":[{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.8035222887992859},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7523912191390991},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7135438919067383},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.6641445159912109},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6581814885139465},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5602195262908936},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.4985625743865967},{"id":"https://openalex.org/C182448111","wikidata":"https://www.wikidata.org/wiki/Q7281197","display_name":"Radio resource management","level":4,"score":0.47989213466644287},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.47463878989219666},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.4694100618362427},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.4575139880180359},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.4357650578022003},{"id":"https://openalex.org/C30436405","wikidata":"https://www.wikidata.org/wiki/Q210973","display_name":"Cellular communication","level":3,"score":0.42263656854629517},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4166005253791809},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.36789727210998535},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3539108633995056},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23002251982688904},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.18081650137901306},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.16612282395362854},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13929378986358643},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3071992","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3071992","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09398909.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:22093f2858a2481283e3e370a5094f9c","is_oa":true,"landing_page_url":"https://doaj.org/article/22093f2858a2481283e3e370a5094f9c","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 57726-57742 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3071992","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3071992","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09398909.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3156896764.pdf","grobid_xml":"https://content.openalex.org/works/W3156896764.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W1432778544","https://openalex.org/W1922937245","https://openalex.org/W1956027752","https://openalex.org/W1993137812","https://openalex.org/W2011991135","https://openalex.org/W2027563534","https://openalex.org/W2053521124","https://openalex.org/W2054692642","https://openalex.org/W2085486577","https://openalex.org/W2086917808","https://openalex.org/W2109364787","https://openalex.org/W2121947440","https://openalex.org/W2129102498","https://openalex.org/W2141461755","https://openalex.org/W2143669931","https://openalex.org/W2153528617","https://openalex.org/W2159790697","https://openalex.org/W2165874743","https://openalex.org/W2195693430","https://openalex.org/W2342114053","https://openalex.org/W2342863993","https://openalex.org/W2436677952","https://openalex.org/W2472832656","https://openalex.org/W2507748565","https://openalex.org/W2520484736","https://openalex.org/W2557151866","https://openalex.org/W2596005034","https://openalex.org/W2762590152","https://openalex.org/W2767260329","https://openalex.org/W2802164929","https://openalex.org/W2802495557","https://openalex.org/W2808858332","https://openalex.org/W2810369957","https://openalex.org/W2857941047","https://openalex.org/W2890609471","https://openalex.org/W2902688686","https://openalex.org/W2917005045","https://openalex.org/W2942547877","https://openalex.org/W2949407856","https://openalex.org/W2962482062","https://openalex.org/W2962738973","https://openalex.org/W2963143119","https://openalex.org/W2963182751","https://openalex.org/W2963698325","https://openalex.org/W2964044470","https://openalex.org/W2964124316","https://openalex.org/W2965716521","https://openalex.org/W2969198470","https://openalex.org/W2980526710","https://openalex.org/W2997451609","https://openalex.org/W3014787243","https://openalex.org/W3036236003","https://openalex.org/W3046331425","https://openalex.org/W3099908750","https://openalex.org/W3103828530","https://openalex.org/W6684578312"],"related_works":["https://openalex.org/W2786534237","https://openalex.org/W2256562079","https://openalex.org/W2583418925","https://openalex.org/W1977910417","https://openalex.org/W2062592229","https://openalex.org/W2181435141","https://openalex.org/W1512737562","https://openalex.org/W2549389373","https://openalex.org/W2026676591","https://openalex.org/W2045907783"],"abstract_inverted_index":{"Fifth-generation":[0],"(5G)":[1],"cellular":[2,23,69,120,162,178,235,254],"networks":[3,24],"are":[4,144],"being":[5],"developed":[6],"to":[7,110,149,243],"meet":[8],"the":[9,56,75,97,101,106,198,225,244],"ever-growing":[10],"data":[11,42],"traffic":[12],"across":[13],"mobile":[14,45],"devices":[15],"and":[16,28,121,141,212],"their":[17],"applications.":[18],"The":[19],"core":[20],"of":[21],"5G":[22,129],"is":[25,50,166,180,187,200],"leveraging":[26],"wider":[27],"higher":[29],"frequencies":[30],"available":[31],"at":[32,60,158,231],"millimeter":[33],"wave":[34],"frequency":[35,107,151],"(mmWave)":[36],"bands,":[37],"thus":[38],"providing":[39],"very":[40],"high":[41,57],"rates":[43],"for":[44,54,112,119,134,173,189,228],"devices.":[46],"Multi-input":[47],"multi-output":[48],"(MIMO)":[49],"an":[51],"essential":[52],"technology":[53],"overcoming":[55],"propagation":[58],"loss":[59],"mmWave":[61,159,232],"communications.":[62,123],"In":[63,84,100,153],"non-orthogonal":[64],"multiple":[65,68,252],"access":[66,253],"(NOMA),":[67],"user":[70,90,207],"equipments":[71,91],"(CUEs)":[72],"communicate":[73,93],"over":[74],"same":[76],"time-frequency":[77],"resources":[78,108],"using":[79],"a":[80,169,238],"multiplexed":[81],"power":[82,214],"domain.":[83],"device-to-device":[85],"(D2D)":[86],"communications,":[87],"two":[88],"D2D":[89,122,125,156,174,229,246],"(DUEs)":[92],"without":[94],"passing":[95],"through":[96],"base":[98],"station.":[99],"underlaying":[102,160,176,233],"scenario,":[103],"DUEs":[104,116],"reuse":[105],"allocated":[109],"CUEs":[111],"spectrum":[113],"utilization":[114],"but":[115],"cause":[117],"interferences":[118],"Integrating":[124],"communications":[126,157,175,230,247],"with":[127],"other":[128],"technologies":[130],"has":[131],"great":[132],"potential":[133],"spectral":[135,190,240],"efficiency":[136,191,241],"improvement.":[137],"Unfortunately,":[138],"interference":[139],"management":[140],"resource":[142,171,183],"allocation":[143,172,184,215],"becoming":[145],"increasingly":[146],"challenging":[147],"due":[148],"aggressive":[150],"reuse.":[152],"this":[154,195],"paper,":[155],"MIMO-NOMA":[161,177,209,234],"network":[163,179,236],"system":[164],"model":[165],"developed.":[167],"Consequently,":[168],"novel":[170],"proposed.":[181],"A":[182],"optimization":[185],"problem":[186,199],"formulated":[188],"maximization.":[192],"To":[193],"solve":[194],"NP-hard":[196],"problem,":[197],"decomposed":[201],"into":[202],"three":[203],"subproblems:":[204],"interference-aware":[205],"graph-based":[206],"clustering,":[208],"beamforming":[210],"design,":[211],"optimized":[213],"based":[216],"on":[217],"particle":[218],"swarm":[219],"optimization.":[220],"Simulation":[221],"results":[222],"demonstrate":[223],"that":[224,248],"proposed":[226],"algorithm":[227],"delivers":[237],"greater":[239],"compared":[242],"conventional":[245],"operate":[249],"underlay":[250],"MIMO-orthogonal":[251],"networks.":[255]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":2}],"updated_date":"2026-03-10T16:38:18.471706","created_date":"2025-10-10T00:00:00"}