{"id":"https://openalex.org/W2289761447","doi":"https://doi.org/10.1109/icsipa.2015.7412155","title":"Improved method for epoch estimation in telephonic speech signals using zero frequency filtering","display_name":"Improved method for epoch estimation in telephonic speech signals using zero frequency filtering","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2289761447","doi":"https://doi.org/10.1109/icsipa.2015.7412155","mag":"2289761447"},"language":"en","primary_location":{"id":"doi:10.1109/icsipa.2015.7412155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsipa.2015.7412155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Signal and Image Processing Applications (ICSIPA)","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/A5037356449","display_name":"D. Govind","orcid":null},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"D. Govind","raw_affiliation_strings":["Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu"],"affiliations":[{"raw_affiliation_string":"Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu","institution_ids":["https://openalex.org/I81556334"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103098513","display_name":"R Vishnu","orcid":"https://orcid.org/0000-0002-7501-7160"},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"R. Vishnu","raw_affiliation_strings":["Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu"],"affiliations":[{"raw_affiliation_string":"Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu","institution_ids":["https://openalex.org/I81556334"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082684454","display_name":"D. Pravena","orcid":null},"institutions":[{"id":"https://openalex.org/I81556334","display_name":"Amrita Vishwa Vidyapeetham","ror":"https://ror.org/03am10p12","country_code":"IN","type":"education","lineage":["https://openalex.org/I81556334"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"D. Pravena","raw_affiliation_strings":["Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu"],"affiliations":[{"raw_affiliation_string":"Center for Computational Engineering and Networking Amrita Vishwa Vidyapeetham (University), Coimbatore, Tamilnadu","institution_ids":["https://openalex.org/I81556334"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5037356449"],"corresponding_institution_ids":["https://openalex.org/I81556334"],"apc_list":null,"apc_paid":null,"fwci":1.1487,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.80036149,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"11","last_page":"15"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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":0.9998999834060669,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9983999729156494,"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/T11309","display_name":"Music and Audio Processing","score":0.998199999332428,"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/computer-science","display_name":"Computer science","score":0.5360952019691467},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.526975154876709},{"id":"https://openalex.org/keywords/zero","display_name":"Zero (linguistics)","score":0.4669550359249115},{"id":"https://openalex.org/keywords/epoch","display_name":"Epoch (astronomy)","score":0.438916951417923},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.06934025883674622}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5360952019691467},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.526975154876709},{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.4669550359249115},{"id":"https://openalex.org/C2780317896","wikidata":"https://www.wikidata.org/wiki/Q2703","display_name":"Epoch (astronomy)","level":3,"score":0.438916951417923},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.06934025883674622},{"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},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icsipa.2015.7412155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsipa.2015.7412155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Signal and Image Processing Applications (ICSIPA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W78415016","https://openalex.org/W95152782","https://openalex.org/W1992561557","https://openalex.org/W1993904904","https://openalex.org/W2060171943","https://openalex.org/W2100971813","https://openalex.org/W2112844139","https://openalex.org/W2131864930","https://openalex.org/W2140541760","https://openalex.org/W2153077516","https://openalex.org/W2155295839","https://openalex.org/W2155359203","https://openalex.org/W2159524087","https://openalex.org/W2295488483","https://openalex.org/W2296496557","https://openalex.org/W2917438849","https://openalex.org/W6603838645","https://openalex.org/W6677973343","https://openalex.org/W6682725998","https://openalex.org/W6696962386"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2392871747","https://openalex.org/W2391035523","https://openalex.org/W3122679363","https://openalex.org/W4233937365","https://openalex.org/W2392463700","https://openalex.org/W2356534600","https://openalex.org/W2350450974","https://openalex.org/W1969947026","https://openalex.org/W265475347"],"abstract_inverted_index":{"Epochs":[0],"are":[1,72,118,156],"the":[2,23,26,51,57,65,83,86,94,111,114,122,127,133,141,146,161,171,208],"locations":[3,144],"correspond":[4],"to":[5,90,93,159],"glottal":[6],"closure":[7],"instants":[8],"for":[9,39,101],"voiced":[10],"speech":[11,43,71,128,191],"segments":[12],"and":[13,183,192],"onset":[14],"of":[15,85,110,126,145,150,170,185,198],"bursts":[16],"or":[17,41],"frication":[18],"in":[19,62,69,105,130,165],"unvoiced":[20],"segments.":[21],"In":[22],"recent":[24],"years,":[25],"zero":[27,58,115,152],"frequency":[28,59,67,116,153],"filtering":[29],"(ZFF)":[30],"based":[31,47,97],"epoch":[32,48,79,98,103,134,162],"estimation":[33,49,80,99,104,135,163],"has":[34],"received":[35],"a":[36],"growing":[37],"attention":[38],"clean":[40],"studio":[42],"signals.":[44],"The":[45,108,137,168,195],"ZFF":[46,75,96,173],"exploits":[50],"impulse":[52],"like":[53],"excitation":[54],"characteristics":[55],"at":[56,113,140],"(DC)":[60],"region":[61,117],"speech.":[63,107,167],"As":[64],"lower":[66],"regions":[68],"telephonic":[70,106,166,196],"significantly":[73],"attenuated,":[74],"approach":[76],"gives":[77],"degraded":[78],"performance.":[81,136],"Therefore,":[82],"objective":[84],"present":[87],"work":[88],"is":[89,175,202],"propose":[91],"refinements":[92],"existing":[95],"algorithm":[100],"improved":[102],"strength":[109],"impulses":[112],"enhanced":[119],"by":[120,207],"computing":[121],"Hilbert":[123],"envelope":[124],"(HE)":[125],"which":[129],"turn":[131],"improve":[132,160],"resonators":[138],"located":[139],"approximate":[142],"F0":[143],"short":[147],"term":[148],"blocks":[149],"conventional":[151],"filtered":[154],"signal,":[155],"also":[157],"found":[158],"performance":[164,169],"refined":[172],"method":[174],"evaluated":[176],"on":[177],"3":[178],"speaker":[179],"voices":[180],"(JMK,":[181],"SLT":[182],"BDL)":[184],"CMU":[186,199],"Arctic":[187,200],"database":[188,201],"having":[189],"simultaneous":[190],"EGG":[193],"recordings.":[194],"version":[197],"simulated":[203],"using":[204],"tools":[205],"provided":[206],"international":[209],"telecommunication":[210],"union":[211],"(ITU).":[212]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
