{"id":"https://openalex.org/W2161565251","doi":"https://doi.org/10.1109/icassp.2003.1202321","title":"A waveform extractor for scalable speech coding","display_name":"A waveform extractor for scalable speech coding","publication_year":2003,"publication_date":"2003-12-22","ids":{"openalex":"https://openalex.org/W2161565251","doi":"https://doi.org/10.1109/icassp.2003.1202321","mag":"2161565251"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2003.1202321","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2003.1202321","pdf_url":null,"source":{"id":"https://openalex.org/S4363608982","display_name":"2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03).","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":"2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03).","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/A5021252790","display_name":"Miguel Arjona Ram\u00edrez","orcid":"https://orcid.org/0000-0002-7107-0888"},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"M.A. Ramirez","raw_affiliation_strings":["Electronic Systems Engineering Department-Escola Polit\u00e9cnica, University of S\u00e3o Paulo, Sao Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electronic Systems Engineering Department-Escola Polit\u00e9cnica, University of S\u00e3o Paulo, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I17974374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5021252790"],"corresponding_institution_ids":["https://openalex.org/I17974374"],"apc_list":null,"apc_paid":null,"fwci":0.4701,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.63198624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":null,"first_page":"II","last_page":"169"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9991000294685364,"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":0.9991000294685364,"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":0.9947999715805054,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9884999990463257,"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/waveform","display_name":"Waveform","score":0.9031208753585815},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6809270977973938},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.6414955854415894},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.6217939257621765},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5073396563529968},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.503396213054657},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.45850569009780884},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.42111122608184814},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.24087277054786682},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19417822360992432},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14242887496948242},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11656028032302856}],"concepts":[{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.9031208753585815},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6809270977973938},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6414955854415894},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.6217939257621765},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5073396563529968},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.503396213054657},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.45850569009780884},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.42111122608184814},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.24087277054786682},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19417822360992432},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14242887496948242},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11656028032302856},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","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/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2003.1202321","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2003.1202321","pdf_url":null,"source":{"id":"https://openalex.org/S4363608982","display_name":"2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03).","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":"2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03).","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.7300000190734863}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1764839444","https://openalex.org/W1902637485","https://openalex.org/W2105728636","https://openalex.org/W2115715479","https://openalex.org/W2121457614","https://openalex.org/W2124632310","https://openalex.org/W2130063150","https://openalex.org/W2136645678","https://openalex.org/W6678222851"],"related_works":["https://openalex.org/W1974895211","https://openalex.org/W2176409448","https://openalex.org/W2129841057","https://openalex.org/W3040712279","https://openalex.org/W2364769705","https://openalex.org/W2056136368","https://openalex.org/W2374664672","https://openalex.org/W4367555392","https://openalex.org/W2883092465","https://openalex.org/W2114441484"],"abstract_inverted_index":{"Waveform":[0],"interpolation":[1,97],"(WI)":[2],"models":[3],"for":[4,102],"speech":[5,70],"coding":[6],"contain":[7],"many":[8],"parameters":[9],"whose":[10],"sampling":[11,78,100],"rates":[12,26,101],"may":[13,73,94],"not":[14],"be":[15],"simply":[16],"related":[17],"so":[18,61],"that":[19,62,93],"most":[20],"implementations":[21],"tend":[22],"to":[23,82],"fix":[24],"their":[25,57],"right":[27],"from":[28,38],"the":[29,51,67,83],"waveform":[30,42,48,84,91],"extraction":[31],"stage,":[32],"thereby":[33],"compromising":[34],"quality":[35],"by":[36,86],"departing":[37],"perfect":[39],"reconstruction.":[40],"A":[41],"extractor":[43,85],"is":[44,80],"proposed":[45],"which":[46,72],"samples":[47],"cycles":[49],"of":[50,88,105],"original":[52],"prediction":[53],"residual":[54],"signal":[55],"at":[56,75],"natural":[58],"variable":[59,108],"rate":[60,109],"it":[63],"can":[64],"perfectly":[65],"reconstruct":[66],"signal.":[68],"The":[69],"coder,":[71],"operate":[74],"a":[76,103],"uniform":[77],"rate,":[79],"coupled":[81],"means":[87],"an":[89],"evolving":[90],"interpolator":[92],"handle":[95],"several":[96],"methods":[98],"and":[99,107],"variety":[104],"fixed":[106],"coders,":[110],"including":[111],"conventional":[112],"WI":[113],"coders.":[114]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
