{"id":"https://openalex.org/W2139292073","doi":"https://doi.org/10.1109/icdsp.2007.4288519","title":"A Two Stage Matching Pursuit Based Algorithm for DOA Estimation in Fast Time-Varying Environments","display_name":"A Two Stage Matching Pursuit Based Algorithm for DOA Estimation in Fast Time-Varying Environments","publication_year":2007,"publication_date":"2007-07-01","ids":{"openalex":"https://openalex.org/W2139292073","doi":"https://doi.org/10.1109/icdsp.2007.4288519","mag":"2139292073"},"language":"en","primary_location":{"id":"doi:10.1109/icdsp.2007.4288519","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icdsp.2007.4288519","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 15th International Conference on Digital Signal Processing","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/A5003658384","display_name":"Shane F. Cotter","orcid":null},"institutions":[{"id":"https://openalex.org/I177328695","display_name":"Union College","ror":"https://ror.org/058w5nk68","country_code":"US","type":"education","lineage":["https://openalex.org/I177328695"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Shane F. Cotter","raw_affiliation_strings":["Electrical and Computer Engineering Department, Union College, New York, USA","Union College, Schenectady"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Department, Union College, New York, USA","institution_ids":["https://openalex.org/I177328695"]},{"raw_affiliation_string":"Union College, Schenectady","institution_ids":["https://openalex.org/I177328695"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5003658384"],"corresponding_institution_ids":["https://openalex.org/I177328695"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.21491783,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"85","issue":null,"first_page":"63","last_page":"66"},"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/T10860","display_name":"Speech and Audio Processing","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9993000030517578,"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/snapshot","display_name":"Snapshot (computer storage)","score":0.7879204750061035},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.707801103591919},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7006962299346924},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.6902816295623779},{"id":"https://openalex.org/keywords/matching-pursuit","display_name":"Matching pursuit","score":0.6780686378479004},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6614386439323425},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5580786466598511},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.47719940543174744},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.44038793444633484},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.43275269865989685},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2023586630821228},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15703442692756653},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10290661454200745},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.0658189058303833}],"concepts":[{"id":"https://openalex.org/C55282118","wikidata":"https://www.wikidata.org/wiki/Q252683","display_name":"Snapshot (computer storage)","level":2,"score":0.7879204750061035},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.707801103591919},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7006962299346924},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.6902816295623779},{"id":"https://openalex.org/C156872377","wikidata":"https://www.wikidata.org/wiki/Q6786281","display_name":"Matching pursuit","level":3,"score":0.6780686378479004},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6614386439323425},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5580786466598511},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.47719940543174744},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.44038793444633484},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.43275269865989685},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2023586630821228},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15703442692756653},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10290661454200745},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0658189058303833},{"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icdsp.2007.4288519","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icdsp.2007.4288519","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 15th International Conference on Digital Signal Processing","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":8,"referenced_works":["https://openalex.org/W1820421037","https://openalex.org/W2060108923","https://openalex.org/W2083289245","https://openalex.org/W2140944877","https://openalex.org/W2148982591","https://openalex.org/W2151693816","https://openalex.org/W2162654459","https://openalex.org/W4211205285"],"related_works":["https://openalex.org/W2042644197","https://openalex.org/W2073241848","https://openalex.org/W2359299668","https://openalex.org/W1604267224","https://openalex.org/W3088635414","https://openalex.org/W4382204317","https://openalex.org/W2005200408","https://openalex.org/W2100915163","https://openalex.org/W1989343945","https://openalex.org/W2113817303"],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,40,46,54,75,85,93,122],"new":[3],"directions":[4],"of":[5,33,39,77,92,95,110,124],"arrival":[6],"(DOA)":[7],"algorithm":[8,44,58,112],"which":[9,99],"provides":[10],"very":[11],"reliable":[12],"estimates":[13,68],"in":[14,29],"fast":[15],"time-varying":[16],"environments.":[17],"Popular":[18],"DOA":[19,67,79,106,120],"methods":[20],"such":[21],"as":[22],"MUSIC":[23],"and":[24,63,74,82,117],"ESPRIT":[25],"cannot":[26],"be":[27],"used":[28,101],"these":[30],"environments":[31],"because":[32],"their":[34],"reliance":[35],"on":[36],"the":[37,78,104,111],"estimation":[38],"covariance":[41],"matrix.":[42],"The":[43,50,108],"uses":[45,53],"two":[47],"stage":[48,52,90],"approach.":[49],"first":[51],"matching":[55],"pursuit":[56],"based":[57],"to":[59,84,102],"process":[60],"each":[61],"snapshot":[62],"determine":[64,103],"DOA.":[65],"These":[66],"are":[69,80,100],"aggregated":[70],"at":[71],"regular":[72],"intervals":[73],"subset":[76],"selected":[81],"fed":[83],"second":[86],"processing":[87],"stage.":[88],"This":[89],"consists":[91],"bank":[94],"least":[96],"squares":[97],"estimators":[98],"final":[105],"estimate.":[107],"performance":[109],"is":[113],"evaluated":[114],"for":[115],"closely":[116],"widely":[118],"spaced":[119],"over":[121],"range":[123],"SNR":[125],"values.":[126]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
