{"id":"https://openalex.org/W3140797607","doi":null,"title":"Multipath time-delay estimation of underwater acoustic sinusoidal signals","display_name":"Multipath time-delay estimation of underwater acoustic sinusoidal signals","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W3140797607","mag":"3140797607"},"language":"en","primary_location":{"id":"mag:3140797607","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-XIBA200801012.htm","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Acta Acustica","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5038672380","display_name":"Shiliang Fang","orcid":"https://orcid.org/0000-0001-6290-9568","observed_orcids":["https://orcid.org/0000-0001-6290-9568"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Shiliang Fang","raw_affiliation_strings":["1 Key Laboratory of Underwater Acoustic Communication and Marine Information Technology of the Ministry of Education"],"raw_orcid":"https://orcid.org/0000-0001-6290-9568","affiliations":[{"raw_affiliation_string":"1 Key Laboratory of Underwater Acoustic Communication and Marine Information Technology of the Ministry of Education","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5038672380"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.64213564,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9125999808311462,"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"}},"topics":[{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9125999808311462,"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/T11698","display_name":"Underwater Acoustics Research","score":0.0689999982714653,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.0020000000949949026,"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/underwater-acoustic-signals","display_name":"underwater acoustic signals","score":0.9580000042915344},{"id":"https://openalex.org/keywords/sinusoids","display_name":"sinusoidal signals","score":0.9980000257492065},{"id":"https://openalex.org/keywords/nonlinear-least-squares","display_name":"nonlinear least squares","score":0.8970000147819519},{"id":"https://openalex.org/keywords/evolutionary-optimization","display_name":"evolutionary optimization","score":0.9810000061988831}],"concepts":[{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.8097743391990662},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6238964200019836},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.6193318963050842},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.612352192401886},{"id":"https://openalex.org/C169111936","wikidata":"https://www.wikidata.org/wiki/Q424098","display_name":"Underwater acoustic communication","level":3,"score":0.5120997428894043},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4947752356529236},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4862422049045563},{"id":"https://openalex.org/C67467970","wikidata":"https://www.wikidata.org/wiki/Q1292425","display_name":"Underwater acoustics","level":3,"score":0.48480382561683655},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.47916021943092346},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.46986302733421326},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.43550223112106323},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4316321611404419},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.4305843114852905},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3888390064239502},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3258284330368042},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.31143850088119507},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19933491945266724},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09367358684539795},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.08619034290313721},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07510551810264587},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.07347294688224792},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:3140797607","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-XIBA200801012.htm","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Acta Acustica","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2102914531","https://openalex.org/W2386954379","https://openalex.org/W2060189616","https://openalex.org/W7125160110","https://openalex.org/W2158968992","https://openalex.org/W3156396289","https://openalex.org/W4409778170","https://openalex.org/W1884966367","https://openalex.org/W3198867052","https://openalex.org/W1971631916"],"abstract_inverted_index":{"To":[0],"overcome":[1],"the":[2,18,22,30,40,44,50,55,62,68,79,94,100],"performance":[3],"limitation":[4],"of":[5,21,43,47,54,81,99],"multipath":[6,45,57,69],"time-delay":[7,46,70],"estimation":[8,42],"posed":[9],"by":[10],"underwater":[11],"acoustic":[12],"sinusoidal":[13,48],"signals,a":[14],"novel":[15],"approach":[16],"incorporating":[17],"frequency-domain":[19],"weighting":[20],"highly":[23],"oscillatory":[24],"Nonlinear":[25],"Least":[26],"Squares(NLS)cost":[27],"function":[28],"with":[29,86],"evolutionary":[31],"optimization":[32],"is":[33,59],"proposed":[34,101],"in":[35],"this":[36],"paper":[37],"to":[38],"facilitate":[39],"accurate":[41],"signals.In":[49],"described":[51],"method,the":[52],"number":[53],"effective":[56],"signals,which":[58],"included":[60],"into":[61],"parameter":[63],"model":[64],"as":[65,67],"well":[66],"and":[71,89,96],"amplitude":[72],"factor,can":[73],"be":[74],"estimated":[75],"simultaneously":[76],"thus":[77],"avoiding":[78],"requirement":[80],"additional":[82],"computation.Experimental":[83],"results":[84],"performed":[85],"numerical":[87],"simulation":[88],"sea-trial":[90],"data":[91],"are":[92],"provided,demonstrating":[93],"effectiveness":[95],"precision":[97],"enhancement":[98],"algorithm.":[102]},"counts_by_year":[],"updated_date":"2025-11-06T04:12:42.849631","created_date":"2021-04-13T00:00:00"}