{"id":"https://openalex.org/W2076751025","doi":"https://doi.org/10.1109/tifs.2014.2321228","title":"A Dynamic Matching Algorithm for Audio Timestamp Identification Using the ENF Criterion","display_name":"A Dynamic Matching Algorithm for Audio Timestamp Identification Using the ENF Criterion","publication_year":2014,"publication_date":"2014-04-30","ids":{"openalex":"https://openalex.org/W2076751025","doi":"https://doi.org/10.1109/tifs.2014.2321228","mag":"2076751025"},"language":"en","primary_location":{"id":"doi:10.1109/tifs.2014.2321228","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2014.2321228","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Forensics and Security","raw_type":"journal-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/A5068604294","display_name":"Guang Hua","orcid":"https://orcid.org/0000-0001-5184-4359"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Guang Hua","raw_affiliation_strings":["Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","Institute for Infocomm Research, Agency for Science Technology & Research, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","institution_ids":["https://openalex.org/I115228651","https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science Technology & Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112268987","display_name":"Jonathan Goh","orcid":null},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jonathan Goh","raw_affiliation_strings":["Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","Institute for Infocomm Research, Agency for Science Technology & Research, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","institution_ids":["https://openalex.org/I115228651","https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science Technology & Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040321131","display_name":"Vrizlynn L. L. Thing","orcid":"https://orcid.org/0000-0003-4424-8596"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Vrizlynn L. L. Thing","raw_affiliation_strings":["Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","Institute for Infocomm Research, Agency for Science Technology & Research, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore","institution_ids":["https://openalex.org/I115228651","https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science Technology & Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.3893,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.94524144,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"9","issue":"7","first_page":"1045","last_page":"1055"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9990000128746033,"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/T11309","display_name":"Music and Audio Processing","score":0.9990000128746033,"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/T10860","display_name":"Speech and Audio Processing","score":0.9983000159263611,"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/T10842","display_name":"Railway Engineering and Dynamics","score":0.9837999939918518,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/timestamp","display_name":"Timestamp","score":0.7035584449768066},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7002806663513184},{"id":"https://openalex.org/keywords/short-time-fourier-transform","display_name":"Short-time Fourier transform","score":0.5909680128097534},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.567380964756012},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.500319242477417},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4580894708633423},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.37677139043807983},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3537577986717224},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2344561219215393},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1837320327758789},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.1725432574748993},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.08002626895904541}],"concepts":[{"id":"https://openalex.org/C113954288","wikidata":"https://www.wikidata.org/wiki/Q186885","display_name":"Timestamp","level":2,"score":0.7035584449768066},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7002806663513184},{"id":"https://openalex.org/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.5909680128097534},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.567380964756012},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.500319242477417},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4580894708633423},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.37677139043807983},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3537577986717224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2344561219215393},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1837320327758789},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.1725432574748993},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.08002626895904541},{"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/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tifs.2014.2321228","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2014.2321228","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Forensics and Security","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1493497947","https://openalex.org/W1535749512","https://openalex.org/W1544847463","https://openalex.org/W1970901051","https://openalex.org/W1973877209","https://openalex.org/W1983338562","https://openalex.org/W2001188690","https://openalex.org/W2022481205","https://openalex.org/W2040515751","https://openalex.org/W2053368314","https://openalex.org/W2063768365","https://openalex.org/W2073765463","https://openalex.org/W2079865126","https://openalex.org/W2081009539","https://openalex.org/W2090606946","https://openalex.org/W2102473096","https://openalex.org/W2116804340","https://openalex.org/W2128876713","https://openalex.org/W2135915867","https://openalex.org/W2144924978","https://openalex.org/W2161560085","https://openalex.org/W2165878107","https://openalex.org/W2204671134","https://openalex.org/W2262012418","https://openalex.org/W2537036114","https://openalex.org/W2908404980","https://openalex.org/W4205461151","https://openalex.org/W4239066252","https://openalex.org/W6679234621","https://openalex.org/W6692593983"],"related_works":["https://openalex.org/W2060561905","https://openalex.org/W1417711376","https://openalex.org/W1986883493","https://openalex.org/W2469862403","https://openalex.org/W2166378262","https://openalex.org/W4379524643","https://openalex.org/W4225639054","https://openalex.org/W4200633555","https://openalex.org/W2143985734","https://openalex.org/W1967434260"],"abstract_inverted_index":{"The":[0,86],"electric":[1],"network":[2],"frequency":[3,61,84,93,143],"(ENF)":[4],"criterion":[5,32],"is":[6,51,77,88,107,121],"a":[7,28,70],"recently":[8],"developed":[9],"technique":[10],"for":[11],"audio":[12],"timestamp":[13],"identification,":[14],"which":[15,76],"involves":[16],"the":[17,37,48,81,92,97,111,117,125,128,134,138,145,159,173,176],"matching":[18,31,73],"between":[19],"extracted":[20],"ENF":[21],"signal":[22],"and":[23,64,114,151,158,165],"reference":[24],"data.":[25],"For":[26],"nearly":[27],"decade,":[29],"conventional":[30,129],"has":[33],"been":[34],"based":[35],"on":[36],"minimum":[38],"mean":[39],"squared":[40],"error":[41],"(MMSE)":[42],"or":[43],"maximum":[44],"correlation":[45],"coefficient.":[46],"However,":[47],"corresponding":[49],"performance":[50,163],"highly":[52],"limited":[53,142],"by":[54,96,141],"low":[55],"signal-to-noise":[56],"ratio,":[57],"short":[58],"recording":[59],"durations,":[60],"resolution":[62,94],"problems,":[63],"so":[65],"on.":[66],"This":[67],"paper":[68],"presents":[69],"threshold-based":[71],"dynamic":[72],"algorithm":[74],"(DMA),":[75],"capable":[78],"of":[79,156,175],"autocorrecting":[80],"noise":[82,157],"affected":[83],"estimates.":[85],"threshold":[87],"chosen":[89],"according":[90],"to":[91,109,171],"determined":[95],"short-time":[98],"Fourier":[99],"transform":[100],"(STFT)":[101],"window":[102],"size.":[103],"A":[104],"penalty":[105],"coefficient":[106],"introduced":[108],"monitor":[110],"autocorrection":[112],"process":[113],"finally":[115],"determine":[116],"estimated":[118],"timestamp.":[119],"It":[120],"then":[122],"shown":[123],"that":[124],"DMA":[126,146],"generalizes":[127],"MMSE":[130],"method.":[131],"By":[132],"considering":[133],"mainlobe":[135],"width":[136],"in":[137],"STFT":[139],"caused":[140],"resolution,":[144],"achieves":[147],"improved":[148],"identification":[149],"accuracy":[150],"robustness":[152],"against":[153],"higher":[154],"levels":[155],"offset":[160],"problem.":[161],"Synthetic":[162],"analysis":[164],"practical":[166],"experimental":[167],"results":[168],"are":[169],"provided":[170],"illustrate":[172],"advantages":[174],"DMA.":[177]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
