{"id":"https://openalex.org/W2150560748","doi":"https://doi.org/10.1109/acc.2009.5160315","title":"Fast time-frequency domain reflectometry based on the AR coefficient estimation of a chirp signal","display_name":"Fast time-frequency domain reflectometry based on the AR coefficient estimation of a chirp signal","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2150560748","doi":"https://doi.org/10.1109/acc.2009.5160315","mag":"2150560748"},"language":"en","primary_location":{"id":"doi:10.1109/acc.2009.5160315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acc.2009.5160315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 American Control Conference","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/A5109968428","display_name":"Seung Ho Doo","orcid":null},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seung Ho Doo","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073540727","display_name":"Won\u2010Sang Ra","orcid":"https://orcid.org/0000-0002-4396-7030"},"institutions":[{"id":"https://openalex.org/I113825674","display_name":"Handong Global University","ror":"https://ror.org/00txhkt32","country_code":"KR","type":"education","lineage":["https://openalex.org/I113825674"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Won-Sang Ra","raw_affiliation_strings":["School of Mechanical and Control Engineering, Handong Global University, Pohang, Gyeongsangbuk, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mechanical and Control Engineering, Handong Global University, Pohang, Gyeongsangbuk, South Korea","institution_ids":["https://openalex.org/I113825674"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030442289","display_name":"Tae Sung Yoon","orcid":"https://orcid.org/0000-0003-3697-6147"},"institutions":[{"id":"https://openalex.org/I174101054","display_name":"Changwon National University","ror":"https://ror.org/04ts4qa58","country_code":"KR","type":"education","lineage":["https://openalex.org/I174101054"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Tae Sung Yoon","raw_affiliation_strings":["Changwon National University, Changwon, Gyeongsangnam-do, KR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Changwon National University, Changwon, Gyeongsangnam-do, KR","institution_ids":["https://openalex.org/I174101054"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033644898","display_name":"Jin Bae Park","orcid":"https://orcid.org/0000-0002-9253-5883"},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jin Bae Park","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.7007,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.9399401,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"3423","last_page":"3428"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/reflectometry","display_name":"Reflectometry","score":0.867156982421875},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.8332004547119141},{"id":"https://openalex.org/keywords/autoregressive-model","display_name":"Autoregressive model","score":0.6799169778823853},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6553131341934204},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6510139107704163},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.636039674282074},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5742170810699463},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.52765953540802},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5217931270599365},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5209973454475403},{"id":"https://openalex.org/keywords/fault","display_name":"Fault (geology)","score":0.515687108039856},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.49913811683654785},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.422810435295105},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.4170665144920349},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2835492491722107},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.22272539138793945},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1571541428565979},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1461997926235199},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.143081933259964},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14040011167526245},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12974604964256287},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.113597571849823},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.05694293975830078}],"concepts":[{"id":"https://openalex.org/C2778925768","wikidata":"https://www.wikidata.org/wiki/Q3454718","display_name":"Reflectometry","level":3,"score":0.867156982421875},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.8332004547119141},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.6799169778823853},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6553131341934204},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6510139107704163},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.636039674282074},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5742170810699463},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.52765953540802},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5217931270599365},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5209973454475403},{"id":"https://openalex.org/C175551986","wikidata":"https://www.wikidata.org/wiki/Q47089","display_name":"Fault (geology)","level":2,"score":0.515687108039856},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.49913811683654785},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.422810435295105},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.4170665144920349},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2835492491722107},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.22272539138793945},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1571541428565979},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1461997926235199},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.143081933259964},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14040011167526245},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12974604964256287},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.113597571849823},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.05694293975830078},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"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/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/acc.2009.5160315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acc.2009.5160315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 American Control Conference","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":13,"referenced_works":["https://openalex.org/W1503689765","https://openalex.org/W1951202234","https://openalex.org/W2101701397","https://openalex.org/W2106786399","https://openalex.org/W2110889802","https://openalex.org/W2123336468","https://openalex.org/W2129544209","https://openalex.org/W2140890174","https://openalex.org/W2148665522","https://openalex.org/W2154912260","https://openalex.org/W2155723787","https://openalex.org/W2157060392","https://openalex.org/W2158617925"],"related_works":["https://openalex.org/W2140036717","https://openalex.org/W2091193607","https://openalex.org/W2035752977","https://openalex.org/W2597922112","https://openalex.org/W2084512058","https://openalex.org/W2022839116","https://openalex.org/W2249658485","https://openalex.org/W2141591718","https://openalex.org/W3028490874","https://openalex.org/W2033082431"],"abstract_inverted_index":{"In":[0,29,60,103],"this":[1,64],"paper,":[2],"a":[3,10,15,83,89,96,122],"novel":[4],"reflectometry,":[5],"which":[6,94],"is":[7,27,73,101,113],"characterized":[8],"by":[9],"simple":[11],"autoregressive(AR)":[12],"modeling":[13],"of":[14,31,82,151],"chirp":[16,84,91],"signal":[17,92],"and":[18,134,156],"an":[19,170],"weighted":[20],"robust":[21],"least":[22],"squares(WRLS)":[23],"AR":[24,80,99,119],"coefficient":[25,81,100],"estimator,":[26],"proposed.":[28],"spite":[30],"its":[32],"superior":[33],"fault":[34,138,148],"detection":[35,139,149],"performance":[36,140,150],"over":[37],"the":[38,41,70,77,107,110,117,124,131,136,147,152,165,174],"conventional":[39],"reflectometries,":[40],"recently":[42],"developed":[43],"time-frequency":[44,71],"domain":[45],"reflectometry(TFDR)":[46],"might":[47],"not":[48],"be":[49,169],"suitable":[50],"for":[51,173],"real-time":[52,175],"implementation":[53],"because":[54],"it":[55],"requires":[56],"heavy":[57],"computational":[58,132],"burden.":[59],"order":[61],"to":[62,105,115],"solve":[63],"critical":[65],"limitation,":[66],"in":[67,142],"our":[68],"method,":[69,154],"analysis":[72],"performed":[74],"based":[75],"on":[76],"estimated":[78],"time-varying":[79,98,118],"signal.":[85],"To":[86,145],"do":[87],"this,":[88],"new":[90],"model":[93],"contains":[95],"sigle":[97],"suggested.":[102],"addition,":[104],"ensure":[106],"noise":[108],"insensitivity,":[109],"WRLS":[111],"estimator":[112],"used":[114],"estimate":[116],"coefficient.":[120],"As":[121],"result,":[123],"proposed":[125,153,166],"reflectometry":[126],"method":[127],"can":[128],"drastically":[129],"reduce":[130],"complexity":[133],"provide":[135],"satisfactory":[137],"even":[141],"noisy":[143],"environments.":[144],"evaluate":[146],"simulations":[155],"experiments":[157],"are":[158],"carried":[159],"out.":[160],"The":[161],"results":[162],"demonstrate":[163],"that":[164],"algorithm":[167],"could":[168],"excellent":[171],"choice":[172],"reflectometry.":[176]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
