{"id":"https://openalex.org/W3180765292","doi":"https://doi.org/10.1007/s11432-021-3247-2","title":"Acquisition of channel state information for mmWave massive MIMO: traditional and machine learning-based approaches","display_name":"Acquisition of channel state information for mmWave massive MIMO: traditional and machine learning-based approaches","publication_year":2021,"publication_date":"2021-07-07","ids":{"openalex":"https://openalex.org/W3180765292","doi":"https://doi.org/10.1007/s11432-021-3247-2","mag":"3180765292"},"language":"en","primary_location":{"id":"doi:10.1007/s11432-021-3247-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11432-021-3247-2","pdf_url":null,"source":{"id":"https://openalex.org/S4210218743","display_name":"Science China Information Sciences","issn_l":"1674-733X","issn":["1674-733X","1869-1919"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science China Information Sciences","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/A5001552076","display_name":"Chenhao Qi","orcid":"https://orcid.org/0000-0002-7360-939X"},"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":true,"raw_author_name":"Chenhao Qi","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, 210096, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, 210096, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028880009","display_name":"Peihao Dong","orcid":"https://orcid.org/0000-0002-0684-0516"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peihao Dong","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021187316","display_name":"Wenyan Ma","orcid":"https://orcid.org/0000-0003-3358-2927"},"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":"Wenyan Ma","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, 210096, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, 210096, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100408729","display_name":"Hua Zhang","orcid":"https://orcid.org/0000-0003-0734-1329"},"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":"Hua Zhang","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, 210096, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, 210096, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027587940","display_name":"Zaichen Zhang","orcid":"https://orcid.org/0000-0003-4301-8713"},"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":"Zaichen Zhang","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, 210096, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, 210096, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039289964","display_name":"Geoffrey Ye Li","orcid":"https://orcid.org/0000-0002-7894-2415"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Geoffrey Ye Li","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Imperial College London, London, SW7 2AZ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College London, London, SW7 2AZ, UK","institution_ids":["https://openalex.org/I47508984"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5001552076","https://openalex.org/A5039289964"],"corresponding_institution_ids":["https://openalex.org/I47508984","https://openalex.org/I76569877"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":4.3272,"has_fulltext":false,"cited_by_count":63,"citation_normalized_percentile":{"value":0.95059089,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":100},"biblio":{"volume":"64","issue":"8","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9986000061035156,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.998199999332428,"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/channel-state-information","display_name":"Channel state information","score":0.8059260845184326},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7968549728393555},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.741723358631134},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.7007392048835754},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6939072012901306},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.6670195460319519},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5358774662017822},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.510335385799408},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.43868938088417053},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4169195294380188},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3377959132194519},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27898406982421875},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2720324993133545},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.14820507168769836},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1281309723854065},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.060623735189437866}],"concepts":[{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.8059260845184326},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7968549728393555},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.741723358631134},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.7007392048835754},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6939072012901306},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.6670195460319519},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5358774662017822},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.510335385799408},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.43868938088417053},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4169195294380188},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3377959132194519},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27898406982421875},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2720324993133545},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.14820507168769836},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1281309723854065},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.060623735189437866},{"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/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"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:10.1007/s11432-021-3247-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11432-021-3247-2","pdf_url":null,"source":{"id":"https://openalex.org/S4210218743","display_name":"Science China Information Sciences","issn_l":"1674-733X","issn":["1674-733X","1869-1919"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science China Information Sciences","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":98,"referenced_works":["https://openalex.org/W948366128","https://openalex.org/W1483249443","https://openalex.org/W1584244501","https://openalex.org/W1997834106","https://openalex.org/W2014075533","https://openalex.org/W2049791297","https://openalex.org/W2056798980","https://openalex.org/W2094655360","https://openalex.org/W2111953900","https://openalex.org/W2116334496","https://openalex.org/W2128201612","https://openalex.org/W2154623602","https://openalex.org/W2166486216","https://openalex.org/W2195693430","https://openalex.org/W2195833401","https://openalex.org/W2258127536","https://openalex.org/W2261663070","https://openalex.org/W2295341737","https://openalex.org/W2336403911","https://openalex.org/W2339667469","https://openalex.org/W2534496827","https://openalex.org/W2559491032","https://openalex.org/W2565013478","https://openalex.org/W2592240905","https://openalex.org/W2613024717","https://openalex.org/W2614889182","https://openalex.org/W2615358882","https://openalex.org/W2621353151","https://openalex.org/W2623686672","https://openalex.org/W2724191955","https://openalex.org/W2730027154","https://openalex.org/W2737688805","https://openalex.org/W2766551577","https://openalex.org/W2782637457","https://openalex.org/W2789126652","https://openalex.org/W2793855871","https://openalex.org/W2796047239","https://openalex.org/W2887078280","https://openalex.org/W2891787690","https://openalex.org/W2896890603","https://openalex.org/W2899529562","https://openalex.org/W2900600234","https://openalex.org/W2905713189","https://openalex.org/W2907535948","https://openalex.org/W2914111477","https://openalex.org/W2918458310","https://openalex.org/W2936900179","https://openalex.org/W2937166658","https://openalex.org/W2945858715","https://openalex.org/W2947007362","https://openalex.org/W2951145066","https://openalex.org/W2955485202","https://openalex.org/W2961979974","https://openalex.org/W2962691384","https://openalex.org/W2963129504","https://openalex.org/W2963290405","https://openalex.org/W2963706687","https://openalex.org/W2963742775","https://openalex.org/W2964003927","https://openalex.org/W2964045328","https://openalex.org/W2964307770","https://openalex.org/W2968810373","https://openalex.org/W2971055251","https://openalex.org/W2972072389","https://openalex.org/W2974178109","https://openalex.org/W2982280489","https://openalex.org/W2985466239","https://openalex.org/W2986470677","https://openalex.org/W2997703065","https://openalex.org/W3006424994","https://openalex.org/W3006705564","https://openalex.org/W3007970939","https://openalex.org/W3009036069","https://openalex.org/W3009181076","https://openalex.org/W3009360862","https://openalex.org/W3010176898","https://openalex.org/W3010419973","https://openalex.org/W3020027015","https://openalex.org/W3032095193","https://openalex.org/W3036327743","https://openalex.org/W3037818400","https://openalex.org/W3042916765","https://openalex.org/W3043220753","https://openalex.org/W3043284621","https://openalex.org/W3045822555","https://openalex.org/W3047581446","https://openalex.org/W3081258430","https://openalex.org/W3083569984","https://openalex.org/W3089065083","https://openalex.org/W3091391704","https://openalex.org/W3098782124","https://openalex.org/W3100007131","https://openalex.org/W3102347753","https://openalex.org/W3105281589","https://openalex.org/W3105629297","https://openalex.org/W3118201486","https://openalex.org/W3118245008","https://openalex.org/W3156622738"],"related_works":["https://openalex.org/W2059045613","https://openalex.org/W884630482","https://openalex.org/W2134916061","https://openalex.org/W2025723618","https://openalex.org/W2155567810","https://openalex.org/W2552025594","https://openalex.org/W4211013851","https://openalex.org/W4381785485","https://openalex.org/W2800473611","https://openalex.org/W4205696264"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":15},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":21},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}