{"id":"https://openalex.org/W187542796","doi":"https://doi.org/10.21437/interspeech.2009-683","title":"Pitch variation estimation","display_name":"Pitch variation estimation","publication_year":2009,"publication_date":"2009-09-06","ids":{"openalex":"https://openalex.org/W187542796","doi":"https://doi.org/10.21437/interspeech.2009-683","mag":"187542796"},"language":"en","primary_location":{"id":"doi:10.21437/interspeech.2009-683","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2009-683","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2009","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/A5052130850","display_name":"Tom B\u00e4ckstr\u00f6m","orcid":"https://orcid.org/0000-0002-5590-2349"},"institutions":[{"id":"https://openalex.org/I4923324","display_name":"Fraunhofer-Gesellschaft","ror":"https://ror.org/05hkkdn48","country_code":"DE","type":"government","lineage":["https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tom B\u00e4ckstr\u00f6m","raw_affiliation_strings":["Fraunhofer Society, Munich, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Society, Munich, Germany","institution_ids":["https://openalex.org/I4923324"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108373593","display_name":"Stefan Bayer","orcid":null},"institutions":[{"id":"https://openalex.org/I1329325741","display_name":"Philips (Finland)","ror":"https://ror.org/01g4jev56","country_code":"FI","type":"company","lineage":["https://openalex.org/I1329325741","https://openalex.org/I4210122849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Stefan Bayer","raw_affiliation_strings":["Philips (Finland), Vantaa, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Philips (Finland), Vantaa, Finland","institution_ids":["https://openalex.org/I1329325741"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034297652","display_name":"Sascha Disch","orcid":null},"institutions":[{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Sascha Disch","raw_affiliation_strings":["Leibniz University Hannover, Hanover, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Leibniz University Hannover, Hanover, Germany","institution_ids":["https://openalex.org/I114112103"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3003,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.59052965,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"2595","last_page":"2598"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11338","display_name":"Advancements in Photolithography Techniques","score":0.7520999908447266,"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"}},"topics":[{"id":"https://openalex.org/T11338","display_name":"Advancements in Photolithography Techniques","score":0.7520999908447266,"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/variation","display_name":"Variation (astronomy)","score":0.6792458295822144},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.5483478307723999},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47960126399993896},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12050965428352356},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10964298248291016}],"concepts":[{"id":"https://openalex.org/C2778334786","wikidata":"https://www.wikidata.org/wiki/Q1586270","display_name":"Variation (astronomy)","level":2,"score":0.6792458295822144},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.5483478307723999},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47960126399993896},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12050965428352356},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10964298248291016},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.21437/interspeech.2009-683","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2009-683","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2009","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-188289","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-188289.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer IIS","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/365751","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/365751","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2386430105","https://openalex.org/W2356521405","https://openalex.org/W2038534795","https://openalex.org/W2384358604","https://openalex.org/W1567829292","https://openalex.org/W3001063351","https://openalex.org/W3196905815","https://openalex.org/W2351370765"],"abstract_inverted_index":{"A":[0],"method":[1],"for":[2,61,68,80],"estimating":[3],"the":[4,20,28,33],"normalised":[5],"pitch":[6,11,21,37,69,81],"variation":[7,70],"is":[8,13,23,53],"described.":[9],"While":[10],"tracking":[12,38],"a":[14],"classical":[15],"problem,":[16],"in":[17,30,63],"applications":[18],"where":[19],"magnitude":[22],"not":[24],"required":[25],"but":[26,72],"only":[27],"change":[29],"pitch,":[31],"all":[32],"main":[34],"problems":[35],"of":[36],"can":[39,73],"be":[40,75],"avoided,":[41],"such":[42],"as":[43,77],"octave":[44],"jumps":[45],"and":[46,56,65],"intricate":[47],"peak-finding":[48],"heuristics.":[49],"The":[50],"presented":[51],"approach":[52],"efficient,":[54],"accurate":[55],"unbiased.":[57],"It":[58],"was":[59],"developed":[60],"use":[62],"speech":[64],"audio":[66],"coding":[67],"compensation,":[71],"also":[74],"used":[76],"additional":[78],"information":[79],"tracking.":[82]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}