{"id":"https://openalex.org/W2895574744","doi":"https://doi.org/10.2514/1.i010620","title":"Optimization-Based Scheduling Method for Agile Earth-Observing Satellite Constellation","display_name":"Optimization-Based Scheduling Method for Agile Earth-Observing Satellite Constellation","publication_year":2018,"publication_date":"2018-10-01","ids":{"openalex":"https://openalex.org/W2895574744","doi":"https://doi.org/10.2514/1.i010620","mag":"2895574744"},"language":"en","primary_location":{"id":"doi:10.2514/1.i010620","is_oa":true,"landing_page_url":"https://doi.org/10.2514/1.i010620","pdf_url":"https://arc.aiaa.org/doi/pdf/10.2514/1.I010620","source":{"id":"https://openalex.org/S4210240151","display_name":"Journal of Aerospace Information Systems","issn_l":"2327-3097","issn":["2327-3097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315709","host_organization_name":"American Institute of Aeronautics and Astronautics","host_organization_lineage":["https://openalex.org/P4310315709"],"host_organization_lineage_names":["American Institute of Aeronautics and Astronautics"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://arc.aiaa.org/doi/pdf/10.2514/1.I010620","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017380993","display_name":"Doo-Hyun Cho","orcid":"https://orcid.org/0000-0001-6237-0072"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Doo-Hyun Cho","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101959910","display_name":"Junhong Kim","orcid":"https://orcid.org/0000-0003-4208-0814"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jun-Hong Kim","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049291168","display_name":"Han\u2010Lim Choi","orcid":"https://orcid.org/0000-0003-3985-0419"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Han-Lim Choi","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042162460","display_name":"Jaemyung Ahn","orcid":"https://orcid.org/0000-0003-4971-5130"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaemyung Ahn","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5017380993"],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":null,"apc_paid":null,"fwci":52.6426,"has_fulltext":true,"cited_by_count":93,"citation_normalized_percentile":{"value":0.9966487,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"15","issue":"11","first_page":"611","last_page":"626"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":1.0,"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/T12042","display_name":"Satellite Communication Systems","score":1.0,"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/T12288","display_name":"Optimization and Search Problems","score":0.9932000041007996,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9778000116348267,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.6893574595451355},{"id":"https://openalex.org/keywords/satellite-constellation","display_name":"Satellite constellation","score":0.6134459972381592},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.6021360754966736},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.539448618888855},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5337584614753723},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.5162034630775452},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5095851421356201},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.48060959577560425},{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.4605267643928528},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4522365927696228},{"id":"https://openalex.org/keywords/earth-observation-satellite","display_name":"Earth observation satellite","score":0.43600332736968994},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.43134886026382446},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.41711288690567017},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.35417935252189636},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.29212313890457153},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15391293168067932},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13364791870117188},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.08341056108474731}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6893574595451355},{"id":"https://openalex.org/C2779784338","wikidata":"https://www.wikidata.org/wiki/Q967145","display_name":"Satellite constellation","level":3,"score":0.6134459972381592},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6021360754966736},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.539448618888855},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5337584614753723},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.5162034630775452},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5095851421356201},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.48060959577560425},{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.4605267643928528},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4522365927696228},{"id":"https://openalex.org/C2987528665","wikidata":"https://www.wikidata.org/wiki/Q854845","display_name":"Earth observation satellite","level":3,"score":0.43600332736968994},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.43134886026382446},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.41711288690567017},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.35417935252189636},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29212313890457153},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15391293168067932},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13364791870117188},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.08341056108474731},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2514/1.i010620","is_oa":true,"landing_page_url":"https://doi.org/10.2514/1.i010620","pdf_url":"https://arc.aiaa.org/doi/pdf/10.2514/1.I010620","source":{"id":"https://openalex.org/S4210240151","display_name":"Journal of Aerospace Information Systems","issn_l":"2327-3097","issn":["2327-3097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315709","host_organization_name":"American Institute of Aeronautics and Astronautics","host_organization_lineage":["https://openalex.org/P4310315709"],"host_organization_lineage_names":["American Institute of Aeronautics and Astronautics"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.2514/1.i010620","is_oa":true,"landing_page_url":"https://doi.org/10.2514/1.i010620","pdf_url":"https://arc.aiaa.org/doi/pdf/10.2514/1.I010620","source":{"id":"https://openalex.org/S4210240151","display_name":"Journal of Aerospace Information Systems","issn_l":"2327-3097","issn":["2327-3097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315709","host_organization_name":"American Institute of Aeronautics and Astronautics","host_organization_lineage":["https://openalex.org/P4310315709"],"host_organization_lineage_names":["American Institute of Aeronautics and Astronautics"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1374235292","display_name":null,"funder_award_id":"NRF-2016M1A3A3A02017919","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G1449116824","display_name":null,"funder_award_id":"NRF-2016M1A3A3A02017919","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G3524197894","display_name":null,"funder_award_id":"2016M1A3A3A02017919","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G4244126222","display_name":null,"funder_award_id":"NRF-2016","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8627599140","display_name":null,"funder_award_id":"2016M1A3A3A0201","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G982292920","display_name":null,"funder_award_id":"NRF-20","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2895574744.pdf","grobid_xml":"https://content.openalex.org/works/W2895574744.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W229497072","https://openalex.org/W650706846","https://openalex.org/W1501066815","https://openalex.org/W1517287942","https://openalex.org/W1655766416","https://openalex.org/W1786712251","https://openalex.org/W1991139730","https://openalex.org/W1992382037","https://openalex.org/W2005380783","https://openalex.org/W2010874217","https://openalex.org/W2011039300","https://openalex.org/W2015592825","https://openalex.org/W2020401129","https://openalex.org/W2021426411","https://openalex.org/W2023149476","https://openalex.org/W2045599420","https://openalex.org/W2056251021","https://openalex.org/W2057095767","https://openalex.org/W2065043075","https://openalex.org/W2073460263","https://openalex.org/W2073992071","https://openalex.org/W2079518747","https://openalex.org/W2082026440","https://openalex.org/W2092993493","https://openalex.org/W2110599800","https://openalex.org/W2112589996","https://openalex.org/W2123757087","https://openalex.org/W2143310360","https://openalex.org/W2148027993","https://openalex.org/W2151171390","https://openalex.org/W2158814833","https://openalex.org/W2161606235","https://openalex.org/W2162386041","https://openalex.org/W2170479205","https://openalex.org/W2244828690","https://openalex.org/W2281232126","https://openalex.org/W2318522443","https://openalex.org/W2358779537","https://openalex.org/W2528447149","https://openalex.org/W2726635538","https://openalex.org/W2742421921","https://openalex.org/W3123398230","https://openalex.org/W3151887726","https://openalex.org/W4230205695","https://openalex.org/W4250549153"],"related_works":["https://openalex.org/W2385787340","https://openalex.org/W2394459062","https://openalex.org/W2392670398","https://openalex.org/W4221033466","https://openalex.org/W4224313018","https://openalex.org/W2355913771","https://openalex.org/W2560673277","https://openalex.org/W4225291832","https://openalex.org/W3209202847","https://openalex.org/W1673861190"],"abstract_inverted_index":{"This":[0],"Paper":[1],"proposes":[2],"a":[3,13,29,81],"two-step":[4,147],"binary":[5,148],"linear":[6,32,149],"programming":[7,33,150],"formulation":[8],"for":[9,50,88,115,123],"task":[10,43,49,57,103],"scheduling":[11,44,70,131,142],"of":[12,15,40,83,94,112,130,140,155,162,167],"constellation":[14,42,117],"low-Earth-orbit":[16],"satellites":[17,52],"and":[18,22,53,98,128,164],"demonstrates":[19],"its":[20],"applicability":[21],"scalability":[23],"to":[24,46,54,62,74,104,157],"obtain":[25],"high-quality":[26],"solutions":[27,143],"using":[28],"standard":[30],"mixed-integer":[31],"solver.":[34],"In":[35],"this":[36],"instance,":[37],"the":[38,51,56,64,76,95,101,106,110,125,141,145,160,165,170],"goal":[39],"satellite":[41,116],"is":[45,72],"allocate":[47],"each":[48,89],"determine":[55],"starting":[58],"times":[59],"in":[60,159],"order":[61],"maximize":[63],"overall":[65],"mission":[66],"performance":[67,139],"metric.":[68],"The":[69,138],"problem":[71],"formulated":[73],"find":[75],"solution":[77],"by":[78,144],"first":[79],"finding":[80],"set":[82],"candidate":[84],"communication":[85],"time":[86,99],"intervals":[87],"satellite/ground-station":[90],"pair":[91],"as":[92],"one":[93],"key":[96,113],"constraints":[97,114],"tabling":[100],"observation":[102],"acquire":[105],"user-requested":[107],"data,":[108],"with":[109],"incorporation":[111],"operation.":[118],"Numerical":[119],"experiments":[120],"are":[121],"designed":[122],"investigating":[124],"trends,":[126],"sensitivity,":[127],"characteristics":[129],"outputs":[132],"based":[133],"on":[134],"multiple":[135],"representative":[136],"instances.":[137],"proposed":[146],"method":[151],"exhibits":[152],"significant":[153],"improvement":[154],"up":[156],"35%":[158],"number":[161],"assignments":[163],"sum":[166],"profits":[168],"over":[169],"general":[171],"greedy":[172],"algorithm.":[173]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":20},{"year":2024,"cited_by_count":19},{"year":2023,"cited_by_count":12},{"year":2022,"cited_by_count":15},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":12},{"year":2019,"cited_by_count":5}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}
