{"id":"https://openalex.org/W2134954583","doi":"https://doi.org/10.1109/icassp.2002.5745190","title":"Analysis of the prewhitened constant modulus cost function","display_name":"Analysis of the prewhitened constant modulus cost function","publication_year":2002,"publication_date":"2002-05-01","ids":{"openalex":"https://openalex.org/W2134954583","doi":"https://doi.org/10.1109/icassp.2002.5745190","mag":"2134954583"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2002.5745190","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2002.5745190","pdf_url":null,"source":{"id":"https://openalex.org/S4363607879","display_name":"IEEE International Conference on Acoustics Speech and Signal Processing","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":"IEEE International Conference on Acoustics Speech and 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/A5024211632","display_name":"Roberto L\u00f3pez-Valcarce","orcid":"https://orcid.org/0000-0003-2876-4099"},"institutions":[{"id":"https://openalex.org/I6289922","display_name":"Universidade de Vigo","ror":"https://ror.org/05rdf8595","country_code":"ES","type":"education","lineage":["https://openalex.org/I6289922"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Roberto Lopez-Valcarce","raw_affiliation_strings":["Departamento de Teor\u00eda de la Senal y las Comunicaciones, Universidad de Vigo, Vigo, Spain","Departamento de Teor\u00eda de la Se\u00f1al y las Comunicaciones, Universidad de Vigo, 36200, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Teor\u00eda de la Senal y las Comunicaciones, Universidad de Vigo, Vigo, Spain","institution_ids":["https://openalex.org/I6289922"]},{"raw_affiliation_string":"Departamento de Teor\u00eda de la Se\u00f1al y las Comunicaciones, Universidad de Vigo, 36200, Spain","institution_ids":["https://openalex.org/I6289922"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076826398","display_name":"Fernando P\u00e9rez\u2010Gonz\u00e1lez","orcid":"https://orcid.org/0000-0002-0568-1373"},"institutions":[{"id":"https://openalex.org/I6289922","display_name":"Universidade de Vigo","ror":"https://ror.org/05rdf8595","country_code":"ES","type":"education","lineage":["https://openalex.org/I6289922"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Fernando Perez-Gonzalez","raw_affiliation_strings":["Departamento de Teor\u00eda de la Senal y las Comunicaciones, Universidad de Vigo, Vigo, Spain","Departamento de Teor\u00eda de la Se\u00f1al y las Comunicaciones, Universidad de Vigo, 36200, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Teor\u00eda de la Senal y las Comunicaciones, Universidad de Vigo, Vigo, Spain","institution_ids":["https://openalex.org/I6289922"]},{"raw_affiliation_string":"Departamento de Teor\u00eda de la Se\u00f1al y las Comunicaciones, Universidad de Vigo, 36200, Spain","institution_ids":["https://openalex.org/I6289922"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I6289922"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"86","issue":null,"first_page":"III","last_page":"2641"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9866999983787537,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/constant","display_name":"Constant (computer programming)","score":0.6543349623680115},{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.6318516731262207},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.6318385601043701},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5684731006622314},{"id":"https://openalex.org/keywords/blind-equalization","display_name":"Blind equalization","score":0.4984416961669922},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.48756784200668335},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.47570380568504333},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.45276984572410583},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4500175714492798},{"id":"https://openalex.org/keywords/modulus","display_name":"Modulus","score":0.4302511513233185},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40742436051368713},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40035003423690796},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.3375493288040161},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07480788230895996},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07097351551055908}],"concepts":[{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.6543349623680115},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.6318516731262207},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.6318385601043701},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5684731006622314},{"id":"https://openalex.org/C41425797","wikidata":"https://www.wikidata.org/wiki/Q4926640","display_name":"Blind equalization","level":4,"score":0.4984416961669922},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.48756784200668335},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.47570380568504333},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.45276984572410583},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4500175714492798},{"id":"https://openalex.org/C193867417","wikidata":"https://www.wikidata.org/wiki/Q6889814","display_name":"Modulus","level":2,"score":0.4302511513233185},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40742436051368713},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40035003423690796},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.3375493288040161},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07480788230895996},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07097351551055908},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"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/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2002.5745190","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2002.5745190","pdf_url":null,"source":{"id":"https://openalex.org/S4363607879","display_name":"IEEE International Conference on Acoustics Speech and Signal Processing","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":"IEEE International Conference on Acoustics Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.41999998688697815,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W34061168","https://openalex.org/W1545495430","https://openalex.org/W1863007351","https://openalex.org/W1870513191","https://openalex.org/W2058011309","https://openalex.org/W2097987904","https://openalex.org/W2144087691","https://openalex.org/W2148468997","https://openalex.org/W2152623266","https://openalex.org/W2157927478","https://openalex.org/W2172276564","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2545553786","https://openalex.org/W2349154090","https://openalex.org/W2993703512","https://openalex.org/W2133621247","https://openalex.org/W2186363603","https://openalex.org/W2384751807","https://openalex.org/W2118910124","https://openalex.org/W2381494073","https://openalex.org/W2146580212","https://openalex.org/W2100151641"],"abstract_inverted_index":{"We":[0],"provide":[1],"an":[2,26,87,101],"analysis":[3],"of":[4,14,25,61,73,77,80,90,103,107],"the":[5,12,58,62,70,78,81,104,108],"constant":[6],"modulus":[7],"(CM)":[8],"cost":[9],"function":[10],"under":[11],"assumption":[13],"a":[15,39,96],"white":[16,50],"equalizer":[17,63],"input.":[18],"This":[19,84],"can":[20],"be":[21],"achieved":[22],"by":[23],"means":[24,40],"adaptive":[27],"prewhitening":[28],"all-pole":[29],"filter":[30],"and":[31,45,94],"has":[32],"been":[33],"suggested":[34],"in":[35],"previous":[36],"works":[37],"as":[38],"for":[41],"both":[42],"MSE":[43],"improvement":[44],"DFE":[46],"cold":[47],"start-up.":[48],"For":[49],"inputs,":[51],"it":[52],"is":[53,66],"seen":[54],"that":[55],"CM":[56,92],"-optimizing":[57],"spherical":[59],"component":[60],"parameter":[64],"vector":[65],"equivalent":[67],"to":[68,86,95],"minimizing":[69],"fourth":[71],"moment":[72],"its":[74],"output,":[75],"regardless":[76],"value":[79],"radial":[82],"component.":[83],"leads":[85],"eigenvector":[88,102],"interpretation":[89],"prewhitened":[91],"receivers,":[93],"blind":[97],"initialization":[98],"procedure":[99],"from":[100],"quadri-covariance":[105],"matrix":[106],"whitened":[109],"data.":[110],"Connections":[111],"with":[112],"iterative":[113],"eigenvector-based":[114],"schemes":[115],"are":[116],"also":[117],"explored.":[118]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}