{"id":"https://openalex.org/W4392910799","doi":"https://doi.org/10.1109/icassp48485.2024.10447630","title":"Sparse Channel Representation and Estimation in Near Field Communications","display_name":"Sparse Channel Representation and Estimation in Near Field Communications","publication_year":2024,"publication_date":"2024-03-18","ids":{"openalex":"https://openalex.org/W4392910799","doi":"https://doi.org/10.1109/icassp48485.2024.10447630"},"language":"en","primary_location":{"id":"doi:10.1109/icassp48485.2024.10447630","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icassp48485.2024.10447630","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5100625603","display_name":"Xing Zhang","orcid":"https://orcid.org/0000-0002-5972-8325"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xing Zhang","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,School of Communication and Information Engineering,Nanjing,China","School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,School of Communication and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100325587","display_name":"Haiyang Zhang","orcid":"https://orcid.org/0000-0002-9136-0735"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiyang Zhang","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,School of Communication and Information Engineering,Nanjing,China","School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,School of Communication and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005913897","display_name":"Yonina C. Eldar","orcid":"https://orcid.org/0000-0003-4358-5304"},"institutions":[{"id":"https://openalex.org/I53964585","display_name":"Weizmann Institute of Science","ror":"https://ror.org/0316ej306","country_code":"IL","type":"education","lineage":["https://openalex.org/I53964585"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Yonina C. Eldar","raw_affiliation_strings":["Weizmann Institute of Science,Faculty of Math and Computer Science,Israel","Faculty of Math and Computer Science, Weizmann Institute of Science, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Weizmann Institute of Science,Faculty of Math and Computer Science,Israel","institution_ids":["https://openalex.org/I53964585"]},{"raw_affiliation_string":"Faculty of Math and Computer Science, Weizmann Institute of Science, Israel","institution_ids":["https://openalex.org/I53964585"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.03096101,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"8861","last_page":"8865"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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":0.9927999973297119,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9912999868392944,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6602389216423035},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5455273389816284},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5190516114234924},{"id":"https://openalex.org/keywords/sparse-approximation","display_name":"Sparse approximation","score":0.48379820585250854},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.45537811517715454},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.43453463912010193},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3564234972000122},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33991581201553345},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3133658170700073},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22219327092170715},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11905860900878906}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6602389216423035},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5455273389816284},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5190516114234924},{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.48379820585250854},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.45537811517715454},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.43453463912010193},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3564234972000122},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33991581201553345},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3133658170700073},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22219327092170715},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11905860900878906},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp48485.2024.10447630","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icassp48485.2024.10447630","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324852","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1921359321","https://openalex.org/W2091012876","https://openalex.org/W2120867684","https://openalex.org/W2238937638","https://openalex.org/W2339667469","https://openalex.org/W2777236243","https://openalex.org/W2962785465","https://openalex.org/W3072069827","https://openalex.org/W3110474338","https://openalex.org/W3120822682","https://openalex.org/W3164550829","https://openalex.org/W3193637561","https://openalex.org/W3208187232","https://openalex.org/W4221155759","https://openalex.org/W4226370247","https://openalex.org/W4285123404","https://openalex.org/W4300263211","https://openalex.org/W4312848937","https://openalex.org/W4320029469","https://openalex.org/W4324125657","https://openalex.org/W4360596735","https://openalex.org/W4387414991","https://openalex.org/W6810158707"],"related_works":["https://openalex.org/W2062195135","https://openalex.org/W2576994247","https://openalex.org/W2608353378","https://openalex.org/W4249206767","https://openalex.org/W2563559453","https://openalex.org/W2382330008","https://openalex.org/W1519970947","https://openalex.org/W4243860260","https://openalex.org/W2130187411","https://openalex.org/W2795079307"],"abstract_inverted_index":{"The":[0,84],"employment":[1],"of":[2,115],"extremely":[3],"large":[4],"antenna":[5],"arrays":[6],"and":[7,40,50,77,96,122,132,138],"high-frequency":[8],"signaling":[9],"makes":[10],"future":[11],"communication":[12,110],"systems":[13],"likely":[14],"to":[15,66,136],"operate":[16],"in":[17,102,108,128,141],"the":[18,22,37,68,93,103,113,116,125,134,142],"near-field":[19,69,118,143],"region,":[20],"where":[21],"conventional":[23],"planar":[24],"wave":[25,32],"assumption":[26,33],"is":[27,43,52],"invalid.":[28],"Instead,":[29],"a":[30,61,73],"spherical":[31],"which":[34],"provides":[35],"both":[36],"user":[38],"angle":[39],"distance":[41],"information":[42],"more":[44],"accurate.":[45],"Spherical":[46],"wave-based":[47],"channel":[48,81,119,129],"representation":[49,87,121],"estimation":[51,82,123,130],"still":[53],"under":[54],"investigation.":[55],"In":[56],"this":[57],"work,":[58],"we":[59],"propose":[60],"distance-parameterized":[62],"angular-domain":[63],"sparse":[64,78,86,120],"model":[65,88],"represent":[67],"channel,":[70],"followed":[71],"by":[72],"joint":[74],"dictionary":[75,98],"learning":[76],"recovery":[79],"based":[80],"algorithm.":[83],"proposed":[85,117],"overcomes":[89],"challenges":[90],"such":[91],"as":[92],"storage":[94],"burden":[95],"high":[97],"coherence":[99],"that":[100],"arise":[101],"existing":[104],"polar-domain":[105,126],"method.":[106],"Simulations":[107],"multi-user":[109],"scenarios":[111],"support":[112],"superiority":[114],"over":[124],"method":[127],"error":[131],"pave":[133],"way":[135],"efficient":[137],"accurate":[139],"modeling":[140],"regime.":[144]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
