{"id":"https://openalex.org/W4391697040","doi":"https://doi.org/10.1109/comst.2024.3364508","title":"A Tutorial on Environment-Aware Communications via Channel Knowledge Map for 6G","display_name":"A Tutorial on Environment-Aware Communications via Channel Knowledge Map for 6G","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4391697040","doi":"https://doi.org/10.1109/comst.2024.3364508"},"language":"en","primary_location":{"id":"doi:10.1109/comst.2024.3364508","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comst.2024.3364508","pdf_url":null,"source":{"id":"https://openalex.org/S23688054","display_name":"IEEE Communications Surveys & Tutorials","issn_l":"1553-877X","issn":["1553-877X","2373-745X"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Surveys & Tutorials","raw_type":"journal-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/A5082336235","display_name":"Yong Zeng","orcid":"https://orcid.org/0000-0002-3670-0434"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yong Zeng","raw_affiliation_strings":["National Mobile Communications Research Laboratory and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","Purple Mountain Laboratories, Nanjing, China","Frontiers Science Center for Mobile Information Communication and Security, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]},{"raw_affiliation_string":"Frontiers Science Center for Mobile Information Communication and Security, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101802022","display_name":"Junting Chen","orcid":"https://orcid.org/0000-0003-3056-9030"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junting Chen","raw_affiliation_strings":["School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","institution_ids":["https://openalex.org/I4210116924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008162410","display_name":"Jie Xu","orcid":"https://orcid.org/0000-0002-4854-8839"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Xu","raw_affiliation_strings":["School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","institution_ids":["https://openalex.org/I4210116924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101508725","display_name":"Di Wu","orcid":"https://orcid.org/0000-0002-8190-9384"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Di Wu","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032483721","display_name":"Xiaoli Xu","orcid":"https://orcid.org/0000-0003-2891-4800"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoli Xu","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013079905","display_name":"Shi Jin","orcid":"https://orcid.org/0000-0003-0271-6021"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shi Jin","raw_affiliation_strings":["National Mobile Communications Research Laboratory and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","Frontiers Science Center for Mobile Information Communication and Security, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Frontiers Science Center for Mobile Information Communication and Security, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050692023","display_name":"Xiqi Gao","orcid":"https://orcid.org/0000-0001-9107-6593"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiqi Gao","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","Purple Mountain Laboratories, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021728919","display_name":"David Gesbert","orcid":"https://orcid.org/0000-0002-4806-704X"},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"David Gesbert","raw_affiliation_strings":["EURECOM, Sophia Antipolis, France","Communication Systems Department, EURECOM, France"],"affiliations":[{"raw_affiliation_string":"EURECOM, Sophia Antipolis, France","institution_ids":["https://openalex.org/I1902872"]},{"raw_affiliation_string":"Communication Systems Department, EURECOM, France","institution_ids":["https://openalex.org/I1902872"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Shuguang Cui","orcid":"https://orcid.org/0000-0001-9205-1881"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]},{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuguang Cui","raw_affiliation_strings":["School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","Peng Cheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","institution_ids":["https://openalex.org/I4210116924"]},{"raw_affiliation_string":"Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5115595273","display_name":"Rui Zhang","orcid":"https://orcid.org/0000-0002-8729-8393"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]},{"id":"https://openalex.org/I4210099586","display_name":"Shenzhen Research Institute of Big Data","ror":"https://ror.org/00z1gwf89","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210099586"]},{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN","SG"],"is_corresponding":false,"raw_author_name":"Rui Zhang","raw_affiliation_strings":["School of Science and Engineering, Shenzhen Research Institute of Big Data, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","Department of Electrical and Computer Engineering, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering, Shenzhen Research Institute of Big Data, The Chinese University of Hong Kong (Shenzhen), Shenzhen, China","institution_ids":["https://openalex.org/I4210116924","https://openalex.org/I4210099586"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5082336235"],"corresponding_institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":38.6155,"has_fulltext":false,"cited_by_count":189,"citation_normalized_percentile":{"value":0.99941483,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"26","issue":"3","first_page":"1478","last_page":"1519"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9997000098228455,"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":0.9987000226974487,"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":0.6611768007278442},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5470207929611206},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5335394144058228},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4905790388584137},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.44416823983192444},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.42093223333358765}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6611768007278442},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5470207929611206},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5335394144058228},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4905790388584137},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.44416823983192444},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.42093223333358765}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/comst.2024.3364508","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comst.2024.3364508","pdf_url":null,"source":{"id":"https://openalex.org/S23688054","display_name":"IEEE Communications Surveys & Tutorials","issn_l":"1553-877X","issn":["1553-877X","2373-745X"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Surveys & Tutorials","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.6600000262260437}],"awards":[{"id":"https://openalex.org/G698599931","display_name":null,"funder_award_id":"6504009712","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7238088061","display_name":null,"funder_award_id":"62071114","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7967913303","display_name":null,"funder_award_id":"2019YFB1803400","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":212,"referenced_works":["https://openalex.org/W836396136","https://openalex.org/W905396345","https://openalex.org/W1504983838","https://openalex.org/W1560724230","https://openalex.org/W1621556183","https://openalex.org/W1760105601","https://openalex.org/W1777890474","https://openalex.org/W1870428314","https://openalex.org/W1901129140","https://openalex.org/W1913771409","https://openalex.org/W1972048375","https://openalex.org/W1973344211","https://openalex.org/W1983559465","https://openalex.org/W1988642011","https://openalex.org/W1994416893","https://openalex.org/W2007258614","https://openalex.org/W2029349261","https://openalex.org/W2033080952","https://openalex.org/W2034651337","https://openalex.org/W2044902835","https://openalex.org/W2048225910","https://openalex.org/W2053521124","https://openalex.org/W2064036620","https://openalex.org/W2064687684","https://openalex.org/W2070283784","https://openalex.org/W2093432449","https://openalex.org/W2093540532","https://openalex.org/W2095143852","https://openalex.org/W2096037147","https://openalex.org/W2098725264","https://openalex.org/W2099969214","https://openalex.org/W2100123768","https://openalex.org/W2100536520","https://openalex.org/W2111953900","https://openalex.org/W2117206394","https://openalex.org/W2121315337","https://openalex.org/W2122111042","https://openalex.org/W2124608575","https://openalex.org/W2140452629","https://openalex.org/W2142308177","https://openalex.org/W2143228105","https://openalex.org/W2144010578","https://openalex.org/W2145412765","https://openalex.org/W2147601077","https://openalex.org/W2153028052","https://openalex.org/W2153290280","https://openalex.org/W2156433148","https://openalex.org/W2156668452","https://openalex.org/W2157879939","https://openalex.org/W2160691714","https://openalex.org/W2162266217","https://openalex.org/W2166486216","https://openalex.org/W2195693430","https://openalex.org/W2261663070","https://openalex.org/W2278572312","https://openalex.org/W2286275639","https://openalex.org/W2287252941","https://openalex.org/W2316879520","https://openalex.org/W2322682668","https://openalex.org/W2327109287","https://openalex.org/W2339667469","https://openalex.org/W2400214132","https://openalex.org/W2414995726","https://openalex.org/W2416799949","https://openalex.org/W2488265751","https://openalex.org/W2509489695","https://openalex.org/W2531122059","https://openalex.org/W2559695533","https://openalex.org/W2574081677","https://openalex.org/W2593104718","https://openalex.org/W2608018571","https://openalex.org/W2611569802","https://openalex.org/W2614851539","https://openalex.org/W2624989916","https://openalex.org/W2645656290","https://openalex.org/W2684068138","https://openalex.org/W2735938380","https://openalex.org/W2744660192","https://openalex.org/W2755360796","https://openalex.org/W2785331918","https://openalex.org/W2792346226","https://openalex.org/W2793941540","https://openalex.org/W2796047239","https://openalex.org/W2802987866","https://openalex.org/W2883649322","https://openalex.org/W2884034421","https://openalex.org/W2885828982","https://openalex.org/W2888183437","https://openalex.org/W2891224819","https://openalex.org/W2911927928","https://openalex.org/W2914111477","https://openalex.org/W2915128873","https://openalex.org/W2916991616","https://openalex.org/W2921224230","https://openalex.org/W2922063420","https://openalex.org/W2939512316","https://openalex.org/W2947146353","https://openalex.org/W2955897898","https://openalex.org/W2962944637","https://openalex.org/W2963133483","https://openalex.org/W2963371600","https://openalex.org/W2963673880","https://openalex.org/W2963973173","https://openalex.org/W2964005248","https://openalex.org/W2964227303","https://openalex.org/W2965660127","https://openalex.org/W2967981090","https://openalex.org/W2968634732","https://openalex.org/W2970203070","https://openalex.org/W2970550816","https://openalex.org/W2972072389","https://openalex.org/W2974378968","https://openalex.org/W2980334059","https://openalex.org/W2991033093","https://openalex.org/W2994008524","https://openalex.org/W2999363952","https://openalex.org/W3000408141","https://openalex.org/W3002828819","https://openalex.org/W3007749181","https://openalex.org/W3013594094","https://openalex.org/W3016131257","https://openalex.org/W3022813153","https://openalex.org/W3023390280","https://openalex.org/W3034448035","https://openalex.org/W3034737405","https://openalex.org/W3035099854","https://openalex.org/W3036296382","https://openalex.org/W3036327743","https://openalex.org/W3040231619","https://openalex.org/W3040897111","https://openalex.org/W3043220753","https://openalex.org/W3047132200","https://openalex.org/W3072033075","https://openalex.org/W3081279169","https://openalex.org/W3086892208","https://openalex.org/W3098782124","https://openalex.org/W3105281589","https://openalex.org/W3106096591","https://openalex.org/W3108838069","https://openalex.org/W3110989801","https://openalex.org/W3114965973","https://openalex.org/W3127940641","https://openalex.org/W3129486236","https://openalex.org/W3130503957","https://openalex.org/W3131967102","https://openalex.org/W3132105662","https://openalex.org/W3134164132","https://openalex.org/W3152221821","https://openalex.org/W3155110107","https://openalex.org/W3155535021","https://openalex.org/W3159843227","https://openalex.org/W3162578108","https://openalex.org/W3179636819","https://openalex.org/W3181363568","https://openalex.org/W3186917283","https://openalex.org/W3189209457","https://openalex.org/W3190103974","https://openalex.org/W3193888727","https://openalex.org/W3194620979","https://openalex.org/W3194668692","https://openalex.org/W3201314735","https://openalex.org/W3202895480","https://openalex.org/W3204184545","https://openalex.org/W3212618958","https://openalex.org/W3213225772","https://openalex.org/W3213965409","https://openalex.org/W3214001602","https://openalex.org/W3215656406","https://openalex.org/W3217628111","https://openalex.org/W4221142128","https://openalex.org/W4221145524","https://openalex.org/W4224923626","https://openalex.org/W4225856095","https://openalex.org/W4226150551","https://openalex.org/W4229035186","https://openalex.org/W4230709573","https://openalex.org/W4250897953","https://openalex.org/W4292230953","https://openalex.org/W4302414222","https://openalex.org/W4312122698","https://openalex.org/W4313000817","https://openalex.org/W4313007552","https://openalex.org/W4315629886","https://openalex.org/W4315629902","https://openalex.org/W4315777499","https://openalex.org/W4319459059","https://openalex.org/W4319990057","https://openalex.org/W4321618026","https://openalex.org/W4376122693","https://openalex.org/W4377000128","https://openalex.org/W4381832497","https://openalex.org/W4386270089","https://openalex.org/W4387382590","https://openalex.org/W4387730064","https://openalex.org/W4387870614","https://openalex.org/W4387870688","https://openalex.org/W4388520013","https://openalex.org/W4396910036","https://openalex.org/W4400073884","https://openalex.org/W4401387161","https://openalex.org/W6639283537","https://openalex.org/W6779620649","https://openalex.org/W6804063432","https://openalex.org/W6810803670","https://openalex.org/W6810966997","https://openalex.org/W6839430638","https://openalex.org/W6847381358","https://openalex.org/W6852912930","https://openalex.org/W6853053224","https://openalex.org/W6857359169","https://openalex.org/W6858290976","https://openalex.org/W6907507851"],"related_works":["https://openalex.org/W2519329692","https://openalex.org/W4313886786","https://openalex.org/W3172929370","https://openalex.org/W2270192484","https://openalex.org/W2963676394","https://openalex.org/W2324680814","https://openalex.org/W2372809805","https://openalex.org/W2912284747","https://openalex.org/W2372426168","https://openalex.org/W2375193409"],"abstract_inverted_index":{"Sixth-generation":[0],"(6G)":[1],"mobile":[2],"communication":[3,215],"networks":[4],"are":[5,185,224,229],"expected":[6],"to":[7,92,122,140,151,206,231],"have":[8],"dense":[9],"infrastructures,":[10],"large":[11],"antenna":[12],"size,":[13],"wide":[14],"bandwidth,":[15],"cost-effective":[16],"hardware,":[17],"diversified":[18],"positioning":[19],"methods,":[20],"and":[21,30,85,104,191,226],"enhanced":[22],"intelligence.":[23],"Such":[24],"trends":[25],"bring":[26],"both":[27,188],"new":[28,102,124],"challenges":[29],"opportunities":[31],"for":[32,49,105,156,182,201],"the":[33,59,76,95,107,118,123,129,159,168,179,202],"practical":[34],"design":[35],"of":[36,132,162,170,204],"6G.":[37,57,157],"On":[38,58],"one":[39],"hand,":[40,61],"acquiring":[41],"channel":[42,73,133,175],"state":[43],"information":[44],"(CSI)":[45],"in":[46,56,68,221],"real":[47],"time":[48],"all":[50],"wireless":[51,97],"links":[52],"becomes":[53],"quite":[54],"challenging":[55],"other":[60],"there":[62,111],"would":[63],"be":[64],"numerous":[65],"data":[66],"sources":[67],"6G":[69],"containing":[70],"high-quality":[71],"location-tagged":[72],"data,":[74],"e.g.,":[75],"estimated":[77],"channels":[78],"or":[79],"beams":[80],"between":[81],"base":[82],"station":[83],"(BS)":[84],"user":[86],"equipment":[87],"(UE),":[88],"making":[89],"it":[90],"possible":[91],"better":[93],"learn":[94],"local":[96],"environment.":[98],"By":[99],"exploiting":[100],"this":[101],"opportunity":[103],"tackling":[106],"CSI":[108],"acquisition":[109],"challenge,":[110],"is":[112,164,199],"a":[113,142,196],"promising":[114],"paradigm":[115],"shift":[116],"from":[117],"conventional":[119],"environment-unaware":[120],"communications":[121,126,147],"environment-aware":[125,146,208],"based":[127],"on":[128,145],"novel":[130],"approach":[131],"knowledge":[134],"map":[135],"(CKM).":[136],"This":[137],"article":[138],"aims":[139],"provide":[141],"comprehensive":[143],"overview":[144],"enabled":[148],"by":[149,167,211],"CKM":[150,163,171,183,205,222],"fully":[152],"harness":[153],"its":[154],"benefits":[155],"First,":[158],"basic":[160],"concept":[161],"presented,":[165],"followed":[166,210],"comparison":[169],"with":[172],"various":[173],"existing":[174],"inference":[176],"techniques.":[177],"Next,":[178],"main":[180],"techniques":[181],"construction":[184],"discussed,":[186],"including":[187],"environment":[189,192],"model-free":[190],"model-assisted":[193],"approaches.":[194],"Furthermore,":[195],"general":[197],"framework":[198],"presented":[200],"utilization":[203],"achieve":[207],"communications,":[209],"some":[212],"typical":[213],"CKM-aided":[214],"scenarios.":[216],"Finally,":[217],"important":[218],"open":[219],"problems":[220],"research":[223],"highlighted":[225],"potential":[227],"solutions":[228],"discussed":[230],"inspire":[232],"future":[233],"work.":[234]},"counts_by_year":[{"year":2026,"cited_by_count":18},{"year":2025,"cited_by_count":126},{"year":2024,"cited_by_count":45}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}