{"id":"https://openalex.org/W2122965753","doi":"https://doi.org/10.1109/mwcn.2002.1045699","title":"Estimation of nominal direction of arrival and angular spread using the determinant of the data matrix","display_name":"Estimation of nominal direction of arrival and angular spread using the determinant of the data matrix","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W2122965753","doi":"https://doi.org/10.1109/mwcn.2002.1045699","mag":"2122965753"},"language":"en","primary_location":{"id":"doi:10.1109/mwcn.2002.1045699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mwcn.2002.1045699","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"4th International Workshop on Mobile and Wireless Communications Network","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/A5026335787","display_name":"Qun Wan","orcid":"https://orcid.org/0000-0002-6607-5422"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Q. Wan","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100347994","display_name":"Jian Yuan","orcid":"https://orcid.org/0000-0001-9734-6056"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"J. Yuan","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105415596","display_name":"Y.\u2010N. Peng","orcid":"https://orcid.org/0009-0007-8750-6678"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Y.N. Peng","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013353583","display_name":"Wenqin Yang","orcid":"https://orcid.org/0009-0002-6827-5206"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"W.L. Yang","raw_affiliation_strings":["College of Electronic Engineering, University of Electronic Science and Technology, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic Engineering, University of Electronic Science and Technology, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054643425","display_name":"Kun Long","orcid":"https://orcid.org/0009-0006-7495-3201"},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"K.P. Long","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Melbourne, VIC, Australia"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Melbourne, VIC, Australia","institution_ids":["https://openalex.org/I165779595"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5026335787"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":1.1712,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.80117127,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"148","issue":null,"first_page":"76","last_page":"79"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9987999796867371,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9983999729156494,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/snapshot","display_name":"Snapshot (computer storage)","score":0.8230056762695312},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6760988235473633},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5799501538276672},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.5617262125015259},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5222561955451965},{"id":"https://openalex.org/keywords/eigendecomposition-of-a-matrix","display_name":"Eigendecomposition of a matrix","score":0.5203906297683716},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4565737545490265},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4210051894187927},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.39951440691947937},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.39128148555755615},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.33026570081710815},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.33008497953414917},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.21292468905448914},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1402081847190857},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1030241847038269}],"concepts":[{"id":"https://openalex.org/C55282118","wikidata":"https://www.wikidata.org/wiki/Q252683","display_name":"Snapshot (computer storage)","level":2,"score":0.8230056762695312},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6760988235473633},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5799501538276672},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.5617262125015259},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5222561955451965},{"id":"https://openalex.org/C169756996","wikidata":"https://www.wikidata.org/wiki/Q194919","display_name":"Eigendecomposition of a matrix","level":3,"score":0.5203906297683716},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4565737545490265},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4210051894187927},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.39951440691947937},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39128148555755615},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.33026570081710815},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.33008497953414917},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.21292468905448914},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1402081847190857},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1030241847038269},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mwcn.2002.1045699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mwcn.2002.1045699","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"4th International Workshop on Mobile and Wireless Communications Network","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1945329967","https://openalex.org/W1995169872","https://openalex.org/W2089858709","https://openalex.org/W2116431924","https://openalex.org/W2120633775","https://openalex.org/W2123133018","https://openalex.org/W2128658063","https://openalex.org/W2139419267","https://openalex.org/W2157000920","https://openalex.org/W2161159213","https://openalex.org/W2165735999"],"related_works":["https://openalex.org/W2359299668","https://openalex.org/W1604267224","https://openalex.org/W3088635414","https://openalex.org/W4362680572","https://openalex.org/W2360754927","https://openalex.org/W2366875156","https://openalex.org/W2470850800","https://openalex.org/W2360026010","https://openalex.org/W2355891660","https://openalex.org/W2354612801"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"two":[3,56],"complex":[4],"nonlinear":[5,40,57],"operators":[6],"on":[7,31,64],"a":[8,19,79],"single":[9,80],"snapshot":[10,81],"data":[11,82],"are":[12],"used":[13],"to":[14],"estimate":[15],"the":[16,32,36,49,52,55,60,71,75,84],"parameters":[17],"of":[18,26,35,38,54,86],"spatially":[20],"distributed":[21],"source.":[22],"The":[23,42],"nominal":[24],"direction":[25],"arrival":[27],"is":[28,45,93],"estimated":[29,46],"based":[30,63],"space-invariant":[33],"property":[34],"modulus":[37,53],"one":[39],"operator.":[41],"angular":[43],"spread":[44],"by":[47],"using":[48,78],"difference":[50],"between":[51],"operators.":[58],"Unlike":[59],"previous":[61],"estimators":[62],"multi-dimensional":[65,88],"searching":[66,89],"or":[67,90],"their":[68],"low-complexity":[69],"versions,":[70],"proposed":[72],"method":[73],"gives":[74],"closed-form":[76],"estimation":[77],"and":[83],"calculation":[85],"either":[87],"eigenvalue":[91],"decomposition":[92],"not":[94],"necessary.":[95]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}