{"id":"https://openalex.org/W145335362","doi":null,"title":"Feature selection in pathological voice classification using dinamyc of component analysis","display_name":"Feature selection in pathological voice classification using dinamyc of component analysis","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W145335362","mag":"145335362"},"language":"en","primary_location":{"id":"pmh:oai:oa.upm.es:3401","doi":null,"is_oa":true,"landing_page_url":"https://oa.upm.es/3401/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196323","display_name":"UPM Digital Archive (Technical University of Madrid)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I88060688","host_organization_name":"Universidad Polit\u00e9cnica de Madrid","host_organization_lineage":["https://openalex.org/I88060688"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Proceedings of the 4th International Symposium on Image/Video Communications over Fixed and Mobile Networks | 4th International Symposium on Image/Video Communications (ISIVC'08) | 09/07/2008-11/07/2008 | Deusto, Espa\u00f1a","raw_type":"info:eu-repo/semantics/conferenceObject"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://oa.upm.es/3401/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5050313485","display_name":"Milton Sarria-Paja","orcid":"https://orcid.org/0000-0003-4288-1742","observed_orcids":["https://orcid.org/0000-0003-4288-1742"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Milton Sarria-Paja","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-4288-1742","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010389284","display_name":"Genaro Daza Santacoloma","orcid":"https://orcid.org/0000-0002-1429-5925","observed_orcids":["https://orcid.org/0000-0002-1429-5925"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Genaro Daza Santacoloma","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-1429-5925","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068136205","display_name":"Juan Ignacio Godino-Llorente","orcid":"https://orcid.org/0000-0001-7348-3291","observed_orcids":["https://orcid.org/0000-0001-7348-3291"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Juan Ignacio Godino-Llorente","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-7348-3291","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020428753","display_name":"Cesar Castellanos","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C\u00e9sar Germ\u00e1n Castellanos Dom\u00ednguez","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5037138651","display_name":"Nicol\u00e1s Saenz Lech\u00f3n","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nicol\u00e1s Saenz Lech\u00f3n","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.0769,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.87096774,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10863","display_name":"Voice and Speech Disorders","score":0.9380000233650208,"subfield":{"id":"https://openalex.org/subfields/3616","display_name":"Speech and Hearing"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10863","display_name":"Voice and Speech Disorders","score":0.9380000233650208,"subfield":{"id":"https://openalex.org/subfields/3616","display_name":"Speech and Hearing"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.052000001072883606,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.006500000134110451,"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/feature-selection","display_name":"feature selection","score":0.8460000157356262},{"id":"https://openalex.org/keywords/pathological-voice-classification","display_name":"pathological voice classification","score":0.9200000166893005},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"principal component analysis","score":0.824999988079071},{"id":"https://openalex.org/keywords/acoustic-characteristics","display_name":"acoustic features","score":0.6389999985694885},{"id":"https://openalex.org/keywords/mel-frequency-cepstral-coefficients","display_name":"Mel-frequency cepstral coefficients","score":0.8360000252723694},{"id":"https://openalex.org/keywords/harmonic-to-noise-ratio","display_name":"harmonic-to-noise ratio","score":0.8169999718666077},{"id":"https://openalex.org/keywords/energy-envelope","display_name":"energy envelope","score":0.6110000014305115},{"id":"https://openalex.org/keywords/hidden-markov-models","display_name":"hidden Markov models","score":0.9340000152587891},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"dimensionality reduction","score":0.847000002861023},{"id":"https://openalex.org/keywords/computational-cost-reduction","display_name":"computational complexity reduction","score":0.7459999918937683}],"concepts":[{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.7671471834182739},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6991286277770996},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.6550847887992859},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.6106047034263611},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.6030244827270508},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.5827236175537109},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5747761130332947},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5708309412002563},{"id":"https://openalex.org/C151989614","wikidata":"https://www.wikidata.org/wiki/Q440370","display_name":"Mel-frequency cepstrum","level":3,"score":0.5689889192581177},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5627606511116028},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.521900475025177},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.48552393913269043},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:oa.upm.es:3401","doi":null,"is_oa":true,"landing_page_url":"https://oa.upm.es/3401/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196323","display_name":"UPM Digital Archive (Technical University of Madrid)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I88060688","host_organization_name":"Universidad Polit\u00e9cnica de Madrid","host_organization_lineage":["https://openalex.org/I88060688"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Proceedings of the 4th International Symposium on Image/Video Communications over Fixed and Mobile Networks | 4th International Symposium on Image/Video Communications (ISIVC'08) | 09/07/2008-11/07/2008 | Deusto, Espa\u00f1a","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:hispana.mcu.es:61082172","doi":null,"is_oa":true,"landing_page_url":"https://oa.upm.es/3401/","pdf_url":"https://oa.upm.es/3401/1/INVE_MEM_2008_54810.pdf","source":{"id":"https://openalex.org/S4377196108","display_name":"Hispana","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of the 4th International Symposium on Image/Video Communications over Fixed and Mobile Networks | 4th International Symposium on Image/Video Communications (ISIVC'08) | 09/07/2008-11/07/2008 | Deusto, Espa\u00f1a","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"mag:145335362","doi":null,"is_oa":false,"landing_page_url":"http://oa.upm.es/3401/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:oa.upm.es:3401","doi":null,"is_oa":true,"landing_page_url":"https://oa.upm.es/3401/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196323","display_name":"UPM Digital Archive (Technical University of Madrid)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I88060688","host_organization_name":"Universidad Polit\u00e9cnica de Madrid","host_organization_lineage":["https://openalex.org/I88060688"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Proceedings of the 4th International Symposium on Image/Video Communications over Fixed and Mobile Networks | 4th International Symposium on Image/Video Communications (ISIVC'08) | 09/07/2008-11/07/2008 | Deusto, Espa\u00f1a","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321458","display_name":"Universidad Nacional de Colombia","ror":"https://ror.org/059yx9a68"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W145335362.pdf","grobid_xml":"https://content.openalex.org/works/W145335362.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W88864901","https://openalex.org/W1484854305","https://openalex.org/W1583396129","https://openalex.org/W1972662611","https://openalex.org/W1992404540","https://openalex.org/W1995034601","https://openalex.org/W2010817634","https://openalex.org/W2053438277","https://openalex.org/W2068568566","https://openalex.org/W2078455576","https://openalex.org/W2098886866","https://openalex.org/W2106945309","https://openalex.org/W2110392754","https://openalex.org/W2128280309","https://openalex.org/W2138451337","https://openalex.org/W2159727332","https://openalex.org/W2161483599","https://openalex.org/W2161579747","https://openalex.org/W2165806037","https://openalex.org/W3142340468"],"related_works":["https://openalex.org/W2152845367","https://openalex.org/W2386439066","https://openalex.org/W1583396129","https://openalex.org/W1446439765","https://openalex.org/W2143903753","https://openalex.org/W4283261379","https://openalex.org/W2078430121","https://openalex.org/W1997857814","https://openalex.org/W4406049036","https://openalex.org/W4387218418"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,83],"methodology":[4,28],"for":[5,145],"the":[6,9,14,17,20,24,32,50,58,87,93,105,108,113,117],"reduction":[7,144],"of":[8,16,19,23,35,40,69,102,107,116,137,141],"training":[10],"space":[11,111],"based":[12],"on":[13],"analysis":[15,99],"variation":[18],"linear":[21],"components":[22],"acoustic":[25,45],"features.":[26],"The":[27,44,61,80,96,122],"is":[29,64,73],"applied":[30],"to":[31,48],"automatic":[33],"detection":[34],"voice":[36],"disorders":[37],"by":[38,67,100],"means":[39,68,101],"stochastic":[41],"dynamic":[42,97,118],"models.":[43],"features":[46],"used":[47],"model":[49],"speech":[51],"are:":[52],"MFCC,":[53],"HNR,":[54],"GNE,":[55],"NNE":[56],"and":[57,71,77,92,130],"energy":[59],"envelopes.":[60],"feature":[62,98,110],"extraction":[63],"carried":[65],"out":[66],"PCA,":[70],"classification":[72,94],"done":[74],"using":[75],"discrete":[76],"continuous":[78],"HMMs.":[79],"results":[81],"showed":[82,135],"direct":[84],"relationship":[85],"between":[86],"principal":[88],"directions":[89],"(feature":[90],"weights)":[91],"performance.":[95],"PCA":[103],"reduces":[104],"dimension":[106],"original":[109],"while":[112],"topological":[114],"complexity":[115],"classifier":[119],"remains":[120],"unchanged.":[121],"experiments":[123],"were":[124],"tested":[125],"with":[126,139],"Kay":[127],"Elemetrics":[128],"(DB1)":[129],"UPM":[131],"(DB2)":[132],"databases.":[133],"Results":[134],"91%":[136],"accuracy":[138],"30%":[140],"computational":[142],"cost":[143],"DB1.":[146]},"counts_by_year":[],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2016-06-24T00:00:00"}