{"id":"https://openalex.org/W1983563571","doi":"https://doi.org/10.1109/icassp.2014.6854748","title":"Fundamental frequency and model order estimation using spatial filtering","display_name":"Fundamental frequency and model order estimation using spatial filtering","publication_year":2014,"publication_date":"2014-05-01","ids":{"openalex":"https://openalex.org/W1983563571","doi":"https://doi.org/10.1109/icassp.2014.6854748","mag":"1983563571"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2014.6854748","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854748","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://vbn.aau.dk/files/209135366/Fundamental_Frequency_and_Model_Order_Estimation_Using_Spatial_Filtering.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027383698","display_name":"Sam Karimian-Azari","orcid":"https://orcid.org/0000-0002-6225-2663"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Sam Karimian-Azari","raw_affiliation_strings":["AD:MT, Aalborg University","Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AD:MT, Aalborg University","institution_ids":[]},{"raw_affiliation_string":"Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041263382","display_name":"Jesper Rindom Jensen","orcid":"https://orcid.org/0000-0001-6023-8270"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Jesper Rindom Jensen","raw_affiliation_strings":["AD:MT, Aalborg University","Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AD:MT, Aalborg University","institution_ids":[]},{"raw_affiliation_string":"Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026658144","display_name":"Mads Gr\u00e6sb\u00f8ll Christensen","orcid":"https://orcid.org/0000-0003-3586-7969"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Mads Groesboll Christensen","raw_affiliation_strings":["AD:MT, Aalborg University","Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AD:MT, Aalborg University","institution_ids":[]},{"raw_affiliation_string":"Audio Anal. Lab., Aalborg Univ., Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5897,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.65386152,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"80","issue":null,"first_page":"5964","last_page":"5968"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9991999864578247,"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/T10860","display_name":"Speech and Audio Processing","score":0.9991999864578247,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9957000017166138,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/harmonics","display_name":"Harmonics","score":0.7161856293678284},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.661696195602417},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6575360298156738},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.5905594825744629},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5875567197799683},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5773899555206299},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5694334506988525},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.5201221704483032},{"id":"https://openalex.org/keywords/fundamental-frequency","display_name":"Fundamental frequency","score":0.5100515484809875},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.4830106496810913},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3637472987174988},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.2978469729423523},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.27788519859313965},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.19577795267105103},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18532440066337585},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08979633450508118},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.08293846249580383},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06987234950065613}],"concepts":[{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.7161856293678284},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.661696195602417},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6575360298156738},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.5905594825744629},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5875567197799683},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5773899555206299},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5694334506988525},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.5201221704483032},{"id":"https://openalex.org/C10513763","wikidata":"https://www.wikidata.org/wiki/Q1331774","display_name":"Fundamental frequency","level":2,"score":0.5100515484809875},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.4830106496810913},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3637472987174988},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.2978469729423523},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.27788519859313965},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.19577795267105103},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18532440066337585},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08979633450508118},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.08293846249580383},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06987234950065613},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"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/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2014.6854748","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854748","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:publications/449d438a-4f95-483f-99b5-9d386bdaf961","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/449d438a-4f95-483f-99b5-9d386bdaf961","pdf_url":"https://vbn.aau.dk/files/209135366/Fundamental_Frequency_and_Model_Order_Estimation_Using_Spatial_Filtering.pdf","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Karimian-Azari , S , Jensen , J R &amp; Christensen , M G 2014 , Fundamental Frequency and Model Order Estimation Using Spatial Filtering . in 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2014) . IEEE , pp. 5964 - 5968 , IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , Firenze , Italy , 04/05/2014 . https://doi.org/10.1109/ICASSP.2014.6854748","raw_type":"contributionToPeriodical"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:publications/449d438a-4f95-483f-99b5-9d386bdaf961","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/449d438a-4f95-483f-99b5-9d386bdaf961","pdf_url":"https://vbn.aau.dk/files/209135366/Fundamental_Frequency_and_Model_Order_Estimation_Using_Spatial_Filtering.pdf","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Karimian-Azari , S , Jensen , J R &amp; Christensen , M G 2014 , Fundamental Frequency and Model Order Estimation Using Spatial Filtering . in 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2014) . IEEE , pp. 5964 - 5968 , IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , Firenze , Italy , 04/05/2014 . https://doi.org/10.1109/ICASSP.2014.6854748","raw_type":"contributionToPeriodical"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W1983563571.pdf"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W317957491","https://openalex.org/W1775800598","https://openalex.org/W1814500939","https://openalex.org/W1891272442","https://openalex.org/W1984650836","https://openalex.org/W1994630425","https://openalex.org/W2026233635","https://openalex.org/W2055837190","https://openalex.org/W2058884773","https://openalex.org/W2060108923","https://openalex.org/W2061074721","https://openalex.org/W2066218102","https://openalex.org/W2106515821","https://openalex.org/W2121294245","https://openalex.org/W2131010183","https://openalex.org/W2131573133","https://openalex.org/W2134025364","https://openalex.org/W2135775124","https://openalex.org/W2148249824","https://openalex.org/W2157790793","https://openalex.org/W2167213931","https://openalex.org/W2172485033","https://openalex.org/W2570759978","https://openalex.org/W3006759111","https://openalex.org/W3149794337"],"related_works":["https://openalex.org/W2026048727","https://openalex.org/W2525517395","https://openalex.org/W1970875790","https://openalex.org/W2162458593","https://openalex.org/W2125960862","https://openalex.org/W2031753233","https://openalex.org/W2543604558","https://openalex.org/W2143833827","https://openalex.org/W2536922071","https://openalex.org/W2144460627"],"abstract_inverted_index":{"In":[0,19,42],"signal":[1,24,40,117,128],"processing":[2],"applications":[3],"of":[4,8,14,30,38,77,103,107,113],"harmonic-structured":[5,51],"signals,":[6],"estimates":[7,106],"the":[9,36,39,66,70,75,78,101,104,111,130],"fundamental":[10,67,108],"frequency":[11,68,109],"and":[12,32,69,110,122],"number":[13,112],"harmonics":[15,114],"are":[16],"often":[17],"necessary.":[18],"real":[20,133],"scenarios,":[21],"a":[22,126],"desired":[23],"is":[25],"contaminated":[26],"by":[27],"different":[28],"levels":[29],"noise":[31],"interferers,":[33],"which":[34],"complicate":[35],"estimation":[37,48],"parameters.":[41],"this":[43,84],"paper,":[44],"we":[45,82],"present":[46],"an":[47,123],"procedure":[49,85],"for":[50,88],"signals":[52],"in":[53,115],"situations":[54],"with":[55],"strong":[56],"interference":[57,119],"using":[58,90],"spatial":[59],"filtering,":[60],"or":[61],"beamforming.":[62],"We":[63],"jointly":[64],"estimate":[65],"constrained":[71],"model":[72,92],"order":[73,93],"through":[74],"output":[76],"beamformers.":[79],"Besides":[80],"that,":[81],"extend":[83],"to":[86,118],"account":[87],"inharmonicity":[89],"unconstrained":[91],"estimation.":[94],"The":[95],"simulations":[96],"show":[97,129],"that":[98],"beamforming":[99],"improves":[100],"performance":[102],"joint":[105],"low":[116],"(SIR)":[120],"levels,":[121],"experiment":[124],"on":[125,132],"trumpet":[127],"applicability":[131],"signals.":[134]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
