{"id":"https://openalex.org/W2170360558","doi":"https://doi.org/10.1109/icassp.1982.1171650","title":"A vocoder scheme for very low bit rates (quality evaluation)","display_name":"A vocoder scheme for very low bit rates (quality evaluation)","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W2170360558","doi":"https://doi.org/10.1109/icassp.1982.1171650","mag":"2170360558"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1982.1171650","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1982.1171650","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '82. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5075333256","display_name":"A. Lacroix","orcid":null},"institutions":[{"id":"https://openalex.org/I2800274787","display_name":"Fraunhofer Institute for Telecommunications, Heinrich Hertz Institute","ror":"https://ror.org/02tbr6331","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800274787","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"A. Lacroix","raw_affiliation_strings":["Heinrich-Hertz-Institut f\u00fcr Nachrichtentechnik Berlin GmbH, Berlin, Germany"],"affiliations":[{"raw_affiliation_string":"Heinrich-Hertz-Institut f\u00fcr Nachrichtentechnik Berlin GmbH, Berlin, Germany","institution_ids":["https://openalex.org/I2800274787"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013509919","display_name":"B. Makai","orcid":null},"institutions":[{"id":"https://openalex.org/I2800274787","display_name":"Fraunhofer Institute for Telecommunications, Heinrich Hertz Institute","ror":"https://ror.org/02tbr6331","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800274787","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"B. Makai","raw_affiliation_strings":["Heinrich-Hertz-Institut f\u00fcr Nachrichtentechnik Berlin GmbH, Berlin, Germany"],"affiliations":[{"raw_affiliation_string":"Heinrich-Hertz-Institut f\u00fcr Nachrichtentechnik Berlin GmbH, Berlin, Germany","institution_ids":["https://openalex.org/I2800274787"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5075333256"],"corresponding_institution_ids":["https://openalex.org/I2800274787"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2233131,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":null,"first_page":"618","last_page":"621"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9951000213623047,"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"}},"topics":[{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9951000213623047,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9495000243186951,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9397000074386597,"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/cascade","display_name":"Cascade","score":0.8187602758407593},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6232237219810486},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5928125381469727},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.5715138912200928},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5686310529708862},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.5393227934837341},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.459972620010376},{"id":"https://openalex.org/keywords/bit","display_name":"Bit (key)","score":0.44578421115875244},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.41533440351486206},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3477839231491089},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2202451527118683},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.13068661093711853},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12083578109741211},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08399218320846558},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.06531417369842529}],"concepts":[{"id":"https://openalex.org/C34146451","wikidata":"https://www.wikidata.org/wiki/Q5048094","display_name":"Cascade","level":2,"score":0.8187602758407593},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6232237219810486},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5928125381469727},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.5715138912200928},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5686310529708862},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.5393227934837341},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.459972620010376},{"id":"https://openalex.org/C117011727","wikidata":"https://www.wikidata.org/wiki/Q1278488","display_name":"Bit (key)","level":2,"score":0.44578421115875244},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.41533440351486206},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3477839231491089},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2202451527118683},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.13068661093711853},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12083578109741211},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08399218320846558},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.06531417369842529},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.1982.1171650","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1982.1171650","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '82. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-14117","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-14117.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 HHI","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/313191","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/313191","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":[{"score":0.6700000166893005,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1536990986","https://openalex.org/W1886959265","https://openalex.org/W1989337816","https://openalex.org/W2022554507","https://openalex.org/W4206319965","https://openalex.org/W7055831908"],"related_works":["https://openalex.org/W2153719181","https://openalex.org/W1971748923","https://openalex.org/W2060986072","https://openalex.org/W1566155057","https://openalex.org/W2052574922","https://openalex.org/W64588465","https://openalex.org/W3120641340","https://openalex.org/W2117825986","https://openalex.org/W2112078232","https://openalex.org/W2008125229"],"abstract_inverted_index":{"A":[0],"cascade":[1],"of":[2,24,35],"variable":[3],"length":[4],"uniform":[5],"tube":[6,20],"sections":[7],"is":[8],"used":[9],"as":[10],"basic":[11],"model":[12],"for":[13],"a":[14],"vocoder":[15],"principle":[16],"with":[17],"typically":[18],"4-5":[19],"sections.":[21],"The":[22],"quality":[23],"vocoded":[25],"speech":[26],"has":[27],"been":[28],"investigated":[29],"by":[30,33],"subjective":[31],"evaluation,":[32],"computation":[34],"spectral":[36],"distances":[37],"and":[38],"resonance":[39],"locations.":[40]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
