{"id":"https://openalex.org/W1948275447","doi":"https://doi.org/10.1109/csndsp16145.2010.5580451","title":"Expectation Maximization - Matrix Pencil Method for Direction of Arrival estimation","display_name":"Expectation Maximization - Matrix Pencil Method for Direction of Arrival estimation","publication_year":2010,"publication_date":"2010-07-01","ids":{"openalex":"https://openalex.org/W1948275447","doi":"https://doi.org/10.1109/csndsp16145.2010.5580451","mag":"1948275447"},"language":"en","primary_location":{"id":"doi:10.1109/csndsp16145.2010.5580451","is_oa":false,"landing_page_url":"https://doi.org/10.1109/csndsp16145.2010.5580451","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 7th International Symposium on Communication Systems, Networks &amp; Digital Signal Processing (CSNDSP 2010)","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/A5082240582","display_name":"T Yerriswamy","orcid":"https://orcid.org/0000-0001-9790-402X"},"institutions":[{"id":"https://openalex.org/I188963388","display_name":"International Institute of Information Technology","ror":"https://ror.org/02dernx73","country_code":"IN","type":"education","lineage":["https://openalex.org/I188963388"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"T. Yerriswamy","raw_affiliation_strings":["Department of Information Science and Engineering, P. D. Institute of Technology, Hospet, India","P. D. Institute of Technology, Dept. of Information Sc. and Engg., Hospet, India"],"affiliations":[{"raw_affiliation_string":"Department of Information Science and Engineering, P. D. Institute of Technology, Hospet, India","institution_ids":["https://openalex.org/I188963388"]},{"raw_affiliation_string":"P. D. Institute of Technology, Dept. of Information Sc. and Engg., Hospet, India","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071536676","display_name":"S. N. Jagadeesha","orcid":null},"institutions":[{"id":"https://openalex.org/I2799711398","display_name":"Sarojini Naidu Medical College","ror":"https://ror.org/02d57ed54","country_code":"IN","type":"healthcare","lineage":["https://openalex.org/I2799711398"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. N. Jagadeesha","raw_affiliation_strings":["Department of Computer Science and Engineering, J.N.N. College of Engineering, Shimoga, India","J. N. N. College of Engineering, Dept. of Computer Sc. and Engg., Shimoga, India"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, J.N.N. College of Engineering, Shimoga, India","institution_ids":["https://openalex.org/I2799711398"]},{"raw_affiliation_string":"J. N. N. College of Engineering, Dept. of Computer Sc. and Engg., Shimoga, India","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007182672","display_name":"Lucy J. Gudino","orcid":"https://orcid.org/0000-0003-2779-8887"},"institutions":[{"id":"https://openalex.org/I4210148827","display_name":"Birla Institute of Technology and Science, Pilani - Goa Campus","ror":"https://ror.org/046sh6j17","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210148827","https://openalex.org/I74796645"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Lucy J. Gudino","raw_affiliation_strings":["CS/IS Group, Goa, India","B. I. T. S Pilani - K. K. Birla Goa Campus, CS/IS Group, India"],"affiliations":[{"raw_affiliation_string":"CS/IS Group, Goa, India","institution_ids":[]},{"raw_affiliation_string":"B. I. T. S Pilani - K. K. Birla Goa Campus, CS/IS Group, India","institution_ids":["https://openalex.org/I4210148827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5082240582"],"corresponding_institution_ids":["https://openalex.org/I188963388"],"apc_list":null,"apc_paid":null,"fwci":0.3371,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.52554792,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"91","last_page":"95"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9984999895095825,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9941999912261963,"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/matrix-pencil","display_name":"Matrix pencil","score":0.8356056809425354},{"id":"https://openalex.org/keywords/pencil","display_name":"Pencil (optics)","score":0.6444560885429382},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6429600119590759},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5792386531829834},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.531934380531311},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5050197243690491},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49741485714912415},{"id":"https://openalex.org/keywords/sensor-array","display_name":"Sensor array","score":0.44693055748939514},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.4386654496192932},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.43775075674057007},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.42166298627853394},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3640771508216858},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2232435941696167},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20593595504760742},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.11891257762908936},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10530930757522583}],"concepts":[{"id":"https://openalex.org/C1576492","wikidata":"https://www.wikidata.org/wiki/Q3739929","display_name":"Matrix pencil","level":3,"score":0.8356056809425354},{"id":"https://openalex.org/C134949993","wikidata":"https://www.wikidata.org/wiki/Q2068617","display_name":"Pencil (optics)","level":2,"score":0.6444560885429382},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6429600119590759},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5792386531829834},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.531934380531311},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5050197243690491},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49741485714912415},{"id":"https://openalex.org/C66251956","wikidata":"https://www.wikidata.org/wiki/Q7451086","display_name":"Sensor array","level":2,"score":0.44693055748939514},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.4386654496192932},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.43775075674057007},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.42166298627853394},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3640771508216858},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2232435941696167},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20593595504760742},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.11891257762908936},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10530930757522583},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"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/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/csndsp16145.2010.5580451","is_oa":false,"landing_page_url":"https://doi.org/10.1109/csndsp16145.2010.5580451","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 7th International Symposium on Communication Systems, Networks &amp; Digital Signal Processing (CSNDSP 2010)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1587572866","https://openalex.org/W2041708756","https://openalex.org/W2049633694","https://openalex.org/W2065656021","https://openalex.org/W2113638573","https://openalex.org/W2127411941","https://openalex.org/W2128131274","https://openalex.org/W2154191559","https://openalex.org/W2798909945"],"related_works":["https://openalex.org/W2047937394","https://openalex.org/W2330447052","https://openalex.org/W4387938021","https://openalex.org/W2390920986","https://openalex.org/W1992815519","https://openalex.org/W4289785680","https://openalex.org/W2921546612","https://openalex.org/W4383175373","https://openalex.org/W3138597860","https://openalex.org/W2116399163"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"present":[4],"a":[5,27,31,64,95],"Direction":[6],"of":[7,97,110,121,130],"Arrival":[8],"estimation":[9],"algorithm":[10,106],"by":[11],"combining":[12],"Expectation":[13],"Maximization":[14],"(EM)":[15],"and":[16,100,126,140],"Matrix":[17,71],"Pencil":[18,72],"Method":[19,73],"(MPM).":[20],"It":[21],"is":[22,57,63,94,132,150],"possible":[23],"that,":[24],"when":[25,146],"using":[26],"long":[28],"uniform":[29,88,123],"array,":[30,61,81,125],"few":[32],"elements":[33,42,115],"may":[34,43],"fail,":[35],"or":[36,113],"the":[37,41,49,55,83,87,98,101,108,111,122,128,137,143,147],"half-wavelength":[38],"spacing":[39],"between":[40],"not":[44],"be":[45,76],"satisfied":[46],"due":[47],"to":[48,116],"spatial":[50],"constraint.":[51],"Under":[52],"such":[53],"situation,":[54],"array":[56,89,149],"known":[58,70],"as":[59],"sublattice":[60,80,148],"which":[62],"NonUniform":[65],"Linear":[66],"Array":[67],"(NULA).":[68],"Well":[69],"(MPM)":[74],"cannot":[75],"directly":[77],"applied":[78],"for":[79],"because":[82],"MPM":[84,102,131],"technique":[85,135],"exploits":[86],"geometry.":[90],"The":[91,104],"proposed":[92],"method":[93],"combination":[96],"EM":[99,105],"technique.":[103],"estimates":[107],"output":[109,120],"omitted":[112],"missing":[114],"form":[117],"an":[118],"equivalent":[119],"linear":[124],"then,":[127],"application":[129],"possible.":[133],"This":[134],"improves":[136],"performance":[138],"significantly":[139],"also":[141],"has":[142],"computational":[144],"advantage,":[145],"considered.":[151]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
