{"id":"https://openalex.org/W4284976086","doi":"https://doi.org/10.1109/eucnc/6gsummit54941.2022.9815569","title":"Unsupervised Learning for User Scheduling in Multibeam Precoded GEO Satellite Systems","display_name":"Unsupervised Learning for User Scheduling in Multibeam Precoded GEO Satellite Systems","publication_year":2022,"publication_date":"2022-06-07","ids":{"openalex":"https://openalex.org/W4284976086","doi":"https://doi.org/10.1109/eucnc/6gsummit54941.2022.9815569"},"language":"en","primary_location":{"id":"doi:10.1109/eucnc/6gsummit54941.2022.9815569","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eucnc/6gsummit54941.2022.9815569","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit)","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/A5059737172","display_name":"Flor Ort\u00edz","orcid":"https://orcid.org/0000-0002-2280-4689"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Flor Ortiz","raw_affiliation_strings":["University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026746581","display_name":"Eva Lagunas","orcid":"https://orcid.org/0000-0002-9936-7245"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Eva Lagunas","raw_affiliation_strings":["University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016154330","display_name":"Symeon Chatzinotas","orcid":"https://orcid.org/0000-0001-5122-0001"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Symeon Chatzinotas","raw_affiliation_strings":["University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Luxembourg,Interdisciplinary Centre for Security Reliability and Trust (SnT),Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I186903577"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"190","last_page":"195"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T12042","display_name":"Satellite Communication Systems","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10575","display_name":"Wireless Communication Networks Research","score":0.9944999814033508,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9904000163078308,"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":0.8026055693626404},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.7155983448028564},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.681771457195282},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5546808242797852},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5430838465690613},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5221489071846008},{"id":"https://openalex.org/keywords/job-shop-scheduling","display_name":"Job shop scheduling","score":0.43159517645835876},{"id":"https://openalex.org/keywords/frequency-reuse","display_name":"Frequency reuse","score":0.42803820967674255},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.26915669441223145},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.21892625093460083},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.18784981966018677},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.16578173637390137},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.1434037983417511}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8026055693626404},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.7155983448028564},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.681771457195282},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5546808242797852},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5430838465690613},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5221489071846008},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.43159517645835876},{"id":"https://openalex.org/C2985367402","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Frequency reuse","level":3,"score":0.42803820967674255},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.26915669441223145},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.21892625093460083},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.18784981966018677},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.16578173637390137},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.1434037983417511},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/eucnc/6gsummit54941.2022.9815569","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eucnc/6gsummit54941.2022.9815569","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit)","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":28,"referenced_works":["https://openalex.org/W1968785388","https://openalex.org/W2024702556","https://openalex.org/W2082624078","https://openalex.org/W2140405352","https://openalex.org/W2164536085","https://openalex.org/W2165735999","https://openalex.org/W2171824268","https://openalex.org/W2793398825","https://openalex.org/W2801489511","https://openalex.org/W2888476740","https://openalex.org/W2952245108","https://openalex.org/W2962815632","https://openalex.org/W2963740148","https://openalex.org/W3008549083","https://openalex.org/W3021990644","https://openalex.org/W3081017281","https://openalex.org/W3083107770","https://openalex.org/W3089706104","https://openalex.org/W3100958671","https://openalex.org/W3134447123","https://openalex.org/W3138995476","https://openalex.org/W3165186007","https://openalex.org/W3193487059","https://openalex.org/W3215888462","https://openalex.org/W4235256446","https://openalex.org/W6685525424","https://openalex.org/W6776614208","https://openalex.org/W6786111068"],"related_works":["https://openalex.org/W17155033","https://openalex.org/W4281688526","https://openalex.org/W3204654320","https://openalex.org/W2105987815","https://openalex.org/W2008916635","https://openalex.org/W2015645820","https://openalex.org/W2587149001","https://openalex.org/W2545565742","https://openalex.org/W1962430566","https://openalex.org/W2026504397"],"abstract_inverted_index":{"Future":[0],"generation":[1],"SatCom":[2],"multibeam":[3],"architectures":[4],"will":[5],"extensively":[6],"exploit":[7],"full-frequency":[8],"reuse":[9],"schemes":[10],"together":[11],"with":[12,130],"interference":[13],"management":[14],"techniques,":[15],"such":[16],"as":[17],"precoding,":[18],"to":[19,29,40],"dramatically":[20],"increase":[21],"spectral":[22],"efficiency":[23],"performance.":[24,43],"Precoding":[25],"is":[26,56,69],"very":[27],"sensitive":[28],"user":[30,37,106],"scheduling,":[31],"suggesting":[32],"a":[33,50,74],"joint":[34,46],"precoding":[35],"and":[36,79,128,135],"scheduling":[38,65,107,134],"design":[39,47],"achieve":[41,73],"optimal":[42],"However,":[44],"the":[45,67,83,90,105,111,121,131,137],"requires":[48],"solving":[49],"highly":[51],"complex":[52],"optimization":[53],"problem":[54],"which":[55],"unreasonable":[57],"for":[58,62,89],"practical":[59],"systems.":[60],"Even":[61],"suboptimal":[63],"disjoint":[64],"designs,":[66],"complexity":[68],"still":[70],"significant.":[71],"To":[72],"good":[75],"compromise":[76],"between":[77],"performance":[78,113],"complexity,":[80],"we":[81],"investigate":[82],"applicability":[84],"of":[85,116],"Machine":[86],"Learning":[87,101],"(ML)":[88],"aforementioned":[91],"problem.":[92],"We":[93],"propose":[94],"three":[95,122],"clustering":[96],"algorithms":[97,124],"based":[98],"on":[99],"Unsupervised":[100],"(UL)":[102],"that":[103],"facilitate":[104],"decisions":[108],"while":[109],"maximizing":[110],"system":[112],"in":[114],"terms":[115],"throughput.":[117],"Numerical":[118],"simulations":[119],"compare":[120],"proposed":[123],"(K-means,":[125],"Hierarchical":[126],"clustering,":[127],"Self-Organization)":[129],"conventional":[132],"geographic":[133],"identify":[136],"main":[138],"trade-offs.":[139]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}