{"id":"https://openalex.org/W4392903678","doi":"https://doi.org/10.1109/icassp48485.2024.10445883","title":"Generalized Hole-Filling Strategy for Overlapping Hole-Existing Coprime Arrays for DOA Estimation","display_name":"Generalized Hole-Filling Strategy for Overlapping Hole-Existing Coprime Arrays for DOA Estimation","publication_year":2024,"publication_date":"2024-03-18","ids":{"openalex":"https://openalex.org/W4392903678","doi":"https://doi.org/10.1109/icassp48485.2024.10445883"},"language":"en","primary_location":{"id":"doi:10.1109/icassp48485.2024.10445883","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10445883","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":"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/A5101897071","display_name":"Xiang Li","orcid":"https://orcid.org/0000-0002-4861-0882"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiang Li","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068699389","display_name":"Feng\u2010Gang Yan","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng-Gang Yan","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018782323","display_name":"Ming Jin","orcid":"https://orcid.org/0000-0002-7067-7688"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Jin","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075507631","display_name":"Maria Greco","orcid":"https://orcid.org/0000-0002-3804-2949"},"institutions":[{"id":"https://openalex.org/I108290504","display_name":"University of Pisa","ror":"https://ror.org/03ad39j10","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Maria Sabrina Greco","raw_affiliation_strings":["University of Pisa,Department of Information Engineering,Pisa,Italy","Department of Information Engineering, University of Pisa, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"University of Pisa,Department of Information Engineering,Pisa,Italy","institution_ids":["https://openalex.org/I108290504"]},{"raw_affiliation_string":"Department of Information Engineering, University of Pisa, Pisa, Italy","institution_ids":["https://openalex.org/I108290504"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014201482","display_name":"Fulvio Gini","orcid":"https://orcid.org/0000-0002-5362-7320"},"institutions":[{"id":"https://openalex.org/I108290504","display_name":"University of Pisa","ror":"https://ror.org/03ad39j10","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Fulvio Gini","raw_affiliation_strings":["University of Pisa,Department of Information Engineering,Pisa,Italy","Department of Information Engineering, University of Pisa, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"University of Pisa,Department of Information Engineering,Pisa,Italy","institution_ids":["https://openalex.org/I108290504"]},{"raw_affiliation_string":"Department of Information Engineering, University of Pisa, Pisa, Italy","institution_ids":["https://openalex.org/I108290504"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101897071"],"corresponding_institution_ids":["https://openalex.org/I204983213"],"apc_list":null,"apc_paid":null,"fwci":1.8752,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.85019809,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"13361","last_page":"13365"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11946","display_name":"Antenna Design and Optimization","score":0.996399998664856,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/coprime-integers","display_name":"Coprime integers","score":0.9558296799659729},{"id":"https://openalex.org/keywords/aperture","display_name":"Aperture (computer memory)","score":0.5437496900558472},{"id":"https://openalex.org/keywords/degrees-of-freedom","display_name":"Degrees of freedom (physics and chemistry)","score":0.5295743942260742},{"id":"https://openalex.org/keywords/limit","display_name":"Limit (mathematics)","score":0.4636681377887726},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.44569963216781616},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4162139892578125},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.409865140914917},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.37299486994743347},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28223347663879395},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.2479267716407776},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.12920162081718445},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.06802311539649963}],"concepts":[{"id":"https://openalex.org/C23230895","wikidata":"https://www.wikidata.org/wiki/Q104752","display_name":"Coprime integers","level":2,"score":0.9558296799659729},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.5437496900558472},{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.5295743942260742},{"id":"https://openalex.org/C151201525","wikidata":"https://www.wikidata.org/wiki/Q177239","display_name":"Limit (mathematics)","level":2,"score":0.4636681377887726},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.44569963216781616},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4162139892578125},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.409865140914917},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37299486994743347},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28223347663879395},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2479267716407776},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.12920162081718445},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.06802311539649963},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp48485.2024.10445883","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10445883","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":[{"score":0.5699999928474426,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1964521756","https://openalex.org/W2003157621","https://openalex.org/W2098174516","https://openalex.org/W2103632480","https://openalex.org/W2161666352","https://openalex.org/W2164390589","https://openalex.org/W2316642606","https://openalex.org/W2342925881","https://openalex.org/W2343667351","https://openalex.org/W2548767215","https://openalex.org/W2742609933","https://openalex.org/W2762541595","https://openalex.org/W2795732826","https://openalex.org/W2892433162","https://openalex.org/W2916610110","https://openalex.org/W2981018520","https://openalex.org/W3046897407","https://openalex.org/W3112685979","https://openalex.org/W3135119120","https://openalex.org/W3213152502","https://openalex.org/W4285145375","https://openalex.org/W4285175356","https://openalex.org/W4295332111"],"related_works":["https://openalex.org/W2150702847","https://openalex.org/W2792528285","https://openalex.org/W4285175356","https://openalex.org/W4287165029","https://openalex.org/W2138825531","https://openalex.org/W2042246162","https://openalex.org/W1999483534","https://openalex.org/W2732433861","https://openalex.org/W2057568930","https://openalex.org/W2807202449"],"abstract_inverted_index":{"The":[0],"holes":[1,71],"in":[2,75,141],"difference":[3],"coarrays":[4],"(DCA)":[5],"of":[6,13,20,120,143,146],"coprime":[7,82,134,139],"arrays":[8,140],"(CA)":[9],"limit":[10],"the":[11,14,18,41,59,67,90,94,101,107,112,131,137],"extension":[12],"aperture":[15,42],"thus":[16],"causing":[17],"waste":[19],"resources.":[21],"In":[22],"this":[23],"paper,":[24],"we":[25,51,78,105],"propose":[26,79],"a":[27,46,53,80,86,117],"generalized":[28,54],"hole-filling":[29],"strategy":[30],"for":[31],"hole-existing":[32],"CAs":[33,61],"with":[34,62,116],"overlapping":[35,63],"subarrays,":[36],"which":[37],"allows":[38],"to":[39,128],"extend":[40],"completely":[43],"and":[44,65,72,124,148],"achieves":[45],"larger":[47],"hole-free":[48,81,114,133],"DCA.":[49,76],"First,":[50],"summarize":[52],"CA":[55],"configuration":[56],"based":[57],"on":[58],"existing":[60],"subarrays":[64],"derive":[66,106],"symmetric":[68,102],"relationship":[69],"between":[70],"non-consecutive":[73],"lags":[74],"Then,":[77],"array":[83],"by":[84,100],"arranging":[85],"third":[87],"subarray":[88],"outside":[89],"original":[91,138],"configurations,":[92],"where":[93],"first":[95],"element":[96],"location":[97],"is":[98],"determined":[99],"relationship.":[103],"Furthermore,":[104],"optimal":[108],"parameters":[109],"that":[110,130],"produce":[111],"largest":[113],"DCA":[115],"given":[118],"number":[119],"sensors.":[121],"Theoretical":[122],"derivations":[123],"simulations":[125],"are":[126],"provided":[127],"demonstrate":[129],"proposed":[132],"configurations":[135],"overcome":[136],"terms":[142],"uniform":[144],"degrees":[145],"freedom":[147],"direction-of-arrival":[149],"estimation":[150],"performance.":[151]},"counts_by_year":[{"year":2025,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}