{"id":"https://openalex.org/W1988080755","doi":"https://doi.org/10.1109/acssc.2014.7094815","title":"A regularized maximum likelihood estimator for the period of a cyclostationary process","display_name":"A regularized maximum likelihood estimator for the period of a cyclostationary process","publication_year":2014,"publication_date":"2014-11-01","ids":{"openalex":"https://openalex.org/W1988080755","doi":"https://doi.org/10.1109/acssc.2014.7094815","mag":"1988080755"},"language":"en","primary_location":{"id":"doi:10.1109/acssc.2014.7094815","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2014.7094815","pdf_url":null,"source":{"id":"https://openalex.org/S4363608593","display_name":"2014 48th Asilomar Conference on Signals, Systems and Computers","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 48th Asilomar Conference on Signals, Systems and Computers","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10902/9442","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5058914830","display_name":"David Ram\u00edrez","orcid":"https://orcid.org/0000-0002-6883-7742"},"institutions":[{"id":"https://openalex.org/I206945453","display_name":"Paderborn University","ror":"https://ror.org/058kzsd48","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"David Ramirez","raw_affiliation_strings":["Signal and System Theory Group, University of Paderborn, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal and System Theory Group, University of Paderborn, Germany","institution_ids":["https://openalex.org/I206945453"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006601601","display_name":"Peter J. Schreier","orcid":"https://orcid.org/0000-0001-8481-7031"},"institutions":[{"id":"https://openalex.org/I206945453","display_name":"Paderborn University","ror":"https://ror.org/058kzsd48","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Peter J. Schreier","raw_affiliation_strings":["Signal and System Theory Group, University of Paderborn, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal and System Theory Group, University of Paderborn, Germany","institution_ids":["https://openalex.org/I206945453"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071269640","display_name":"Javier V\u00eda","orcid":"https://orcid.org/0000-0001-7853-0069"},"institutions":[{"id":"https://openalex.org/I13134134","display_name":"Universidad de Cantabria","ror":"https://ror.org/046ffzj20","country_code":"ES","type":"education","lineage":["https://openalex.org/I13134134"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Javier Via","raw_affiliation_strings":["Advanced Signal Processing Group, University of Cantabria, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Signal Processing Group, University of Cantabria, Spain","institution_ids":["https://openalex.org/I13134134"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059078809","display_name":"Ignacio Santamar\u0131\u0301a","orcid":"https://orcid.org/0000-0003-0040-7436"},"institutions":[{"id":"https://openalex.org/I13134134","display_name":"Universidad de Cantabria","ror":"https://ror.org/046ffzj20","country_code":"ES","type":"education","lineage":["https://openalex.org/I13134134"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ignacio Santamaria","raw_affiliation_strings":["Advanced Signal Processing Group, University of Cantabria, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Signal Processing Group, University of Cantabria, Spain","institution_ids":["https://openalex.org/I13134134"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080469112","display_name":"Louis L. Scharf","orcid":"https://orcid.org/0000-0003-1764-9335"},"institutions":[{"id":"https://openalex.org/I92446798","display_name":"Colorado State University","ror":"https://ror.org/03k1gpj17","country_code":"US","type":"education","lineage":["https://openalex.org/I92446798"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Louis L. Scharf","raw_affiliation_strings":["Department of Mathematics, Colorado State University, United States","Department of Mathematics, Colorado State University, United States#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Colorado State University, United States","institution_ids":["https://openalex.org/I92446798"]},{"raw_affiliation_string":"Department of Mathematics, Colorado State University, United States#TAB#","institution_ids":["https://openalex.org/I92446798"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":null,"first_page":"1972","last_page":"1976"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9972000122070312,"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":0.9972000122070312,"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/T11447","display_name":"Blind Source Separation Techniques","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"}},{"id":"https://openalex.org/T10968","display_name":"Statistical Distribution Estimation and Applications","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cyclostationary-process","display_name":"Cyclostationary process","score":0.9436370134353638},{"id":"https://openalex.org/keywords/toeplitz-matrix","display_name":"Toeplitz matrix","score":0.7548757791519165},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7114717960357666},{"id":"https://openalex.org/keywords/circulant-matrix","display_name":"Circulant matrix","score":0.6317995190620422},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5840404033660889},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5294943451881409},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.5273110270500183},{"id":"https://openalex.org/keywords/univariate","display_name":"Univariate","score":0.5143319368362427},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.48453229665756226},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.4409819543361664},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4174472689628601},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.41509032249450684},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.34502360224723816},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2184441089630127},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.16700083017349243}],"concepts":[{"id":"https://openalex.org/C178351263","wikidata":"https://www.wikidata.org/wiki/Q3922399","display_name":"Cyclostationary process","level":3,"score":0.9436370134353638},{"id":"https://openalex.org/C147710293","wikidata":"https://www.wikidata.org/wiki/Q849428","display_name":"Toeplitz matrix","level":2,"score":0.7548757791519165},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7114717960357666},{"id":"https://openalex.org/C115973184","wikidata":"https://www.wikidata.org/wiki/Q245457","display_name":"Circulant matrix","level":2,"score":0.6317995190620422},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5840404033660889},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5294943451881409},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.5273110270500183},{"id":"https://openalex.org/C199163554","wikidata":"https://www.wikidata.org/wiki/Q1681619","display_name":"Univariate","level":3,"score":0.5143319368362427},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.48453229665756226},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.4409819543361664},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4174472689628601},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.41509032249450684},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.34502360224723816},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2184441089630127},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.16700083017349243},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","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},{"id":"https://openalex.org/C161584116","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate statistics","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/acssc.2014.7094815","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2014.7094815","pdf_url":null,"source":{"id":"https://openalex.org/S4363608593","display_name":"2014 48th Asilomar Conference on Signals, Systems and Computers","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 48th Asilomar Conference on Signals, Systems and Computers","raw_type":"proceedings-article"},{"id":"pmh:oai:repositorio.unican.es:10902/9442","is_oa":true,"landing_page_url":"http://hdl.handle.net/10902/9442","pdf_url":null,"source":{"id":"https://openalex.org/S4306400398","display_name":"UCrea (University of Cantabria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I13134134","host_organization_name":"Universidad de Cantabria","host_organization_lineage":["https://openalex.org/I13134134"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"48th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, California, 2014, 1972-1976","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:repositorio.unican.es:10902/9442","is_oa":true,"landing_page_url":"http://hdl.handle.net/10902/9442","pdf_url":null,"source":{"id":"https://openalex.org/S4306400398","display_name":"UCrea (University of Cantabria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I13134134","host_organization_name":"Universidad de Cantabria","host_organization_lineage":["https://openalex.org/I13134134"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"48th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, California, 2014, 1972-1976","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1578953027","https://openalex.org/W2006366850","https://openalex.org/W2039608000","https://openalex.org/W2051790024","https://openalex.org/W2058815839","https://openalex.org/W2096710051","https://openalex.org/W2128340703","https://openalex.org/W2135738604","https://openalex.org/W2135830515","https://openalex.org/W2145723424","https://openalex.org/W2149255982","https://openalex.org/W2157173448","https://openalex.org/W2159582847","https://openalex.org/W2163852636","https://openalex.org/W2168175751","https://openalex.org/W2314709380","https://openalex.org/W2503267194","https://openalex.org/W4233367026","https://openalex.org/W6665272994"],"related_works":["https://openalex.org/W3177828492","https://openalex.org/W2034415022","https://openalex.org/W2335757200","https://openalex.org/W2149698301","https://openalex.org/W4388372565","https://openalex.org/W63525287","https://openalex.org/W2286689764","https://openalex.org/W2026406497","https://openalex.org/W4388372654","https://openalex.org/W1444802581"],"abstract_inverted_index":{"We":[0],"derive":[1],"an":[2,15],"estimator":[3],"of":[4,8,35,63,79,96],"the":[5,19,33,36,48,55,60,64,69,93,97],"cycle":[6,50],"period":[7],"a":[9,24],"univariate":[10,20],"cyclostationary":[11,21],"process":[12,22,28],"based":[13],"on":[14,47],"information-theoretic":[16,70],"criterion.":[17,71],"Transforming":[18],"into":[23],"vector-valued":[25],"wide-sense":[26],"stationary":[27],"allows":[29],"us":[30],"to":[31],"obtain":[32,59],"structure":[34],"covariance":[37,65],"matrix,":[38,66],"which":[39],"is":[40],"block-Toeplitz,":[41],"and":[42,58],"its":[43],"block":[44,56],"size":[45,57],"depends":[46],"unknown":[49],"period.":[51],"Therefore,":[52],"we":[53,82],"sweep":[54],"ML":[61,77],"estimate":[62],"required":[67],"for":[68],"Since":[72],"there":[73],"are":[74],"no":[75],"closed-form":[76],"estimates":[78],"block-Toeplitz":[80],"matrices,":[81],"asymptotically":[83],"approximate":[84],"them":[85],"as":[86],"block-circulant.":[87],"Finally,":[88],"some":[89],"numerical":[90],"examples":[91],"show":[92],"good":[94],"performance":[95],"proposed":[98],"estimator.":[99]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2016-06-24T00:00:00"}