{"id":"https://openalex.org/W4410809195","doi":"https://doi.org/10.1109/jstars.2025.3574518","title":"VTWSAR: A Fast Calculation Method for Visible Time Window of SAR Satellite to Regional Target","display_name":"VTWSAR: A Fast Calculation Method for Visible Time Window of SAR Satellite to Regional Target","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4410809195","doi":"https://doi.org/10.1109/jstars.2025.3574518"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2025.3574518","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3574518","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/jstars.2025.3574518","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018332270","display_name":"Xin Shi","orcid":"https://orcid.org/0009-0003-6465-4927"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Shi","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0009-0003-6465-4927","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070054462","display_name":"Wenjie Xing","orcid":null},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjie Xing","raw_affiliation_strings":["Key Laboratory for Information Science of Electromagnetic Waves, Fudan University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory for Information Science of Electromagnetic Waves, Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Huitao Liu","orcid":"https://orcid.org/0009-0006-8887-4424"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huitao Liu","raw_affiliation_strings":["Academy of Advanced Interdisciplinary Research, Xidian University, Xi’an, China","Academy of Advanced Interdisciplinary Research, Xidian University, Xi'anChina"],"raw_orcid":"https://orcid.org/0009-0006-8887-4424","affiliations":[{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi'anChina","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yanxue Wang","orcid":"https://orcid.org/0000-0003-2979-9779"},"institutions":[{"id":"https://openalex.org/I1305126327","display_name":"Zibo Vocational Institute","ror":"https://ror.org/04mzr3655","country_code":"CN","type":"education","lineage":["https://openalex.org/I1305126327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanxue Wang","raw_affiliation_strings":["Shandong Vocational College of Industry, Zibo, China"],"raw_orcid":"https://orcid.org/0000-0003-2979-9779","affiliations":[{"raw_affiliation_string":"Shandong Vocational College of Industry, Zibo, China","institution_ids":["https://openalex.org/I1305126327"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113211549","display_name":"Mengdao Xing","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengdao Xing","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-4084-0915","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":3.907,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.92566224,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"18","issue":null,"first_page":"14063","last_page":"14075"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9927999973297119,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11325","display_name":"Inertial Sensor and Navigation","score":0.9731000065803528,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/satellite","display_name":"Satellite","score":0.6731983423233032},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6486194133758545},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6201863288879395},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.5996119976043701},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.48994582891464233},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21907079219818115},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1091032326221466},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.08060842752456665}],"concepts":[{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6731983423233032},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6486194133758545},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6201863288879395},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.5996119976043701},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.48994582891464233},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21907079219818115},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1091032326221466},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.08060842752456665},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2025.3574518","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3574518","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0f04655af7344dcebe2453640c276f02","is_oa":true,"landing_page_url":"https://doaj.org/article/0f04655af7344dcebe2453640c276f02","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 14063-14075 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2025.3574518","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3574518","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3122155435","display_name":null,"funder_award_id":"U22B2015","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5313930216","display_name":null,"funder_award_id":"62271375","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7547984261","display_name":null,"funder_award_id":"62371376","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W2005523179","https://openalex.org/W2036548489","https://openalex.org/W2042302301","https://openalex.org/W2048655557","https://openalex.org/W2103089782","https://openalex.org/W2110599800","https://openalex.org/W2116080607","https://openalex.org/W2135148321","https://openalex.org/W2157225291","https://openalex.org/W2166274301","https://openalex.org/W2472563594","https://openalex.org/W2543980309","https://openalex.org/W2550414513","https://openalex.org/W2788577430","https://openalex.org/W2789403446","https://openalex.org/W2793932745","https://openalex.org/W2868905238","https://openalex.org/W2886892911","https://openalex.org/W2895871327","https://openalex.org/W2897858866","https://openalex.org/W2913432820","https://openalex.org/W2923412827","https://openalex.org/W2982267215","https://openalex.org/W3006282673","https://openalex.org/W3038113894","https://openalex.org/W3091445337","https://openalex.org/W3094388389","https://openalex.org/W3137108826","https://openalex.org/W3189937273","https://openalex.org/W3212060074","https://openalex.org/W3215912261","https://openalex.org/W4212955279","https://openalex.org/W4283331548","https://openalex.org/W4312496258","https://openalex.org/W4312983262","https://openalex.org/W4315491621","https://openalex.org/W4382204941","https://openalex.org/W4387587519","https://openalex.org/W4399426471","https://openalex.org/W6634525974"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390901981","https://openalex.org/W2390279801","https://openalex.org/W2109115373","https://openalex.org/W2013329914","https://openalex.org/W2392383081","https://openalex.org/W4252699458","https://openalex.org/W1618102658"],"abstract_inverted_index":{"The":[0,178],"calculation":[1,30,57,84,125,158,168,203,211],"of":[2,8,45,70,117,135,219,240],"the":[3,28,36,43,54,67,75,131,136,146,150,166,193,197,202,209,217,220,230,233,238,241],"visible":[4,109],"time":[5,140,151],"window":[6],"(VTW)":[7],"Synthetic":[9],"Aperture":[10],"Radar":[11],"(SAR)":[12],"satellite":[13,23,88,156,175],"to":[14,89,172],"regional":[15,32,90,100,189],"target":[16,33,91,101],"plays":[17],"an":[18],"important":[19],"role":[20],"in":[21],"SAR":[22,71,87,155,174,185],"mission":[24],"planning.":[25],"At":[26],"present,":[27],"VTW":[29,56,83,124,157,167],"for":[31,62,86,99],"mainly":[34,60],"uses":[35],"grid":[37],"point":[38],"approach":[39],"(GPA),":[40],"which":[41,112,143,215],"faces":[42],"problem":[44],"high":[46],"spatial":[47],"and":[48,139,149,165,187,208],"temporal":[49],"computational":[50],"complexity.":[51,152],"In":[52],"addition,":[53],"current":[55],"method":[58,85,98,126,169,199],"is":[59,102,127,163,170,181,213,226],"designed":[61],"optical":[63],"satellite,":[64,232],"without":[65],"considering":[66],"imaging":[68,176],"characteristics":[69],"satellite.":[72],"To":[73],"address":[74],"above":[76],"problems,":[77],"this":[78],"study":[79],"proposes":[80],"a":[81,94,106,114,122,154],"fast":[82,95],"(VTWSAR).":[92],"First,":[93],"orbit":[96,119],"filtering":[97],"proposed":[103,128,198,221,242],"based":[104,129],"on":[105,130,229],"joint":[107],"simplified":[108],"field":[110],"(JSVF),":[111],"reduces":[113,144],"large":[115],"amount":[116],"irrelevant":[118],"calculations.":[120],"Then,":[121],"fine":[123],"boundary":[132],"intersection":[133],"judgment":[134],"projection":[137],"plane":[138],"dichotomy":[141],"(PPTD),":[142],"both":[145],"space":[147],"complexity":[148],"Finally,":[153],"model":[159],"including":[160],"two-dimensional":[161],"steering":[162],"constructed,":[164],"expanded":[171],"different":[173],"modes.":[177],"simulation":[179],"experiment":[180],"conducted":[182],"using":[183],"6":[184],"satellites":[186],"9":[188],"targets.":[190],"Compared":[191],"with":[192],"professional":[194],"software":[195],"STK,":[196],"can":[200],"improve":[201],"efficiency":[204],"by":[205],"two":[206],"times,":[207],"average":[210],"error":[212],"0.015s,":[214],"proves":[216],"effectiveness":[218,239],"algorithm.":[222],"And":[223],"experimental":[224],"verification":[225],"carried":[227],"out":[228],"SmartSat-X1":[231],"measured":[234],"data":[235],"results":[236],"confirm":[237],"method.":[243]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}