{"id":"https://openalex.org/W4416649781","doi":"https://doi.org/10.1109/taes.2025.3636848","title":"Intermittent Pursuit of Noncooperative Space Targets Under Discontinuous Observations via Deep Reinforcement Learning","display_name":"Intermittent Pursuit of Noncooperative Space Targets Under Discontinuous Observations via Deep Reinforcement Learning","publication_year":2025,"publication_date":"2025-11-25","ids":{"openalex":"https://openalex.org/W4416649781","doi":"https://doi.org/10.1109/taes.2025.3636848"},"language":null,"primary_location":{"id":"doi:10.1109/taes.2025.3636848","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2025.3636848","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","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":null,"display_name":"Zhaoyang Liu","orcid":"https://orcid.org/0009-0009-3362-6943"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhaoyang Liu","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China"],"affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101378899","display_name":"Sihan Xu","orcid":"https://orcid.org/0009-0008-7791-8027"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sihan Xu","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China"],"affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043734446","display_name":"Liran Zhao","orcid":"https://orcid.org/0000-0002-8515-3318"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liran Zhao","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China"],"affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050947529","display_name":"Zhaohui Dang","orcid":"https://orcid.org/0000-0001-7960-5704"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaohui Dang","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China"],"affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi&#x0027;an, China","institution_ids":["https://openalex.org/I17145004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.43509995,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"62","issue":null,"first_page":"2109","last_page":"2129"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11082","display_name":"Spacecraft Dynamics and Control","score":0.5609999895095825,"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/T11082","display_name":"Spacecraft Dynamics and Control","score":0.5609999895095825,"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/T12158","display_name":"Guidance and Control Systems","score":0.3612000048160553,"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/T11701","display_name":"Space Satellite Systems and Control","score":0.053300000727176666,"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/reinforcement-learning","display_name":"Reinforcement learning","score":0.7832000255584717},{"id":"https://openalex.org/keywords/nasa-deep-space-network","display_name":"NASA Deep Space Network","score":0.6620000004768372},{"id":"https://openalex.org/keywords/rendezvous","display_name":"Rendezvous","score":0.5691999793052673},{"id":"https://openalex.org/keywords/spacecraft","display_name":"Spacecraft","score":0.5170999765396118},{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.46140000224113464},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.45399999618530273},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.4074000120162964},{"id":"https://openalex.org/keywords/observable","display_name":"Observable","score":0.3953000009059906}],"concepts":[{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.7832000255584717},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6632000207901001},{"id":"https://openalex.org/C187107819","wikidata":"https://www.wikidata.org/wiki/Q835696","display_name":"NASA Deep Space Network","level":3,"score":0.6620000004768372},{"id":"https://openalex.org/C2779968344","wikidata":"https://www.wikidata.org/wiki/Q3932925","display_name":"Rendezvous","level":3,"score":0.5691999793052673},{"id":"https://openalex.org/C29829512","wikidata":"https://www.wikidata.org/wiki/Q40218","display_name":"Spacecraft","level":2,"score":0.5170999765396118},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4803999960422516},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.46140000224113464},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.45399999618530273},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.4074000120162964},{"id":"https://openalex.org/C32848918","wikidata":"https://www.wikidata.org/wiki/Q845789","display_name":"Observable","level":2,"score":0.3953000009059906},{"id":"https://openalex.org/C104060986","wikidata":"https://www.wikidata.org/wiki/Q180046","display_name":"Space exploration","level":2,"score":0.3919999897480011},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.3910999894142151},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.3675000071525574},{"id":"https://openalex.org/C93226319","wikidata":"https://www.wikidata.org/wiki/Q193137","display_name":"Differential (mechanical device)","level":2,"score":0.3578000068664551},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3531000018119812},{"id":"https://openalex.org/C91575142","wikidata":"https://www.wikidata.org/wiki/Q1971426","display_name":"Optimal control","level":2,"score":0.3495999872684479},{"id":"https://openalex.org/C61776360","wikidata":"https://www.wikidata.org/wiki/Q5250441","display_name":"Deep space exploration","level":4,"score":0.33059999346733093},{"id":"https://openalex.org/C2780864053","wikidata":"https://www.wikidata.org/wiki/Q5147495","display_name":"Collision avoidance","level":3,"score":0.31520000100135803},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.2906999886035919},{"id":"https://openalex.org/C106189395","wikidata":"https://www.wikidata.org/wiki/Q176789","display_name":"Markov decision process","level":3,"score":0.25290000438690186}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taes.2025.3636848","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2025.3636848","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1629353737","display_name":null,"funder_award_id":"12472046","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8635664991","display_name":null,"funder_award_id":"12172288","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W14488615","https://openalex.org/W1516952899","https://openalex.org/W2028479208","https://openalex.org/W2047442440","https://openalex.org/W2125102784","https://openalex.org/W2160118015","https://openalex.org/W2557709865","https://openalex.org/W2615986577","https://openalex.org/W2726821706","https://openalex.org/W2734673012","https://openalex.org/W2735695630","https://openalex.org/W2745069496","https://openalex.org/W2913875168","https://openalex.org/W3090037761","https://openalex.org/W3093345403","https://openalex.org/W3117029607","https://openalex.org/W3162743497","https://openalex.org/W3205521265","https://openalex.org/W4206514786","https://openalex.org/W4244170313","https://openalex.org/W4281793561","https://openalex.org/W4283016784","https://openalex.org/W4304890774","https://openalex.org/W4308112378","https://openalex.org/W4315489393","https://openalex.org/W4323658025","https://openalex.org/W4353093965","https://openalex.org/W4383220338","https://openalex.org/W4385335139","https://openalex.org/W4386295377","https://openalex.org/W4388847351","https://openalex.org/W4388847363","https://openalex.org/W4391019865","https://openalex.org/W4391265227","https://openalex.org/W4391649099","https://openalex.org/W4393929807","https://openalex.org/W4399476964","https://openalex.org/W4399665231","https://openalex.org/W4399665285","https://openalex.org/W4399665304","https://openalex.org/W4407535466","https://openalex.org/W4408399366","https://openalex.org/W4408827335","https://openalex.org/W4410201931"],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,74,123,140],"Deep":[4,93],"Reinforcement":[5],"Learning":[6],"(DRL)-based":[7],"framework":[8],"to":[9,50,109,177],"develop":[10],"optimal":[11],"intermittent":[12,55,84],"pursuit":[13,112],"strategies":[14],"against":[15],"stochastic,":[16],"noncooperative":[17,124],"space":[18,47,167],"targets":[19],"under":[20,114],"discontinuous":[21,81],"observation":[22,38],"conditions.":[23,153],"Traditional":[24],"pursuit-evasion":[25,75,179],"models,":[26],"such":[27],"as":[28],"those":[29],"grounded":[30],"in":[31,45,65,122,164],"differential":[32],"games,":[33],"typically":[34],"rely":[35],"on":[36,91],"continuous":[37],"and":[39,54,83,105,150,170,181],"control\u2014assumptions":[40],"that":[41,77,136],"are":[42],"often":[43],"invalid":[44],"practical":[46,158],"missions":[48],"due":[49],"limited":[51],"visibility":[52],"windows":[53],"tracking.":[56],"These":[57,154],"limitations":[58],"reduce":[59],"the":[60,92,119,157,172],"applicability":[61],"of":[62,160],"classical":[63],"approaches":[64],"real-world":[66,166],"scenarios.":[67,89],"To":[68],"address":[69],"these":[70],"challenges,":[71],"we":[72,99],"formulate":[73],"model":[76],"explicitly":[78],"incorporates":[79],"both":[80],"observations":[82],"control":[85],"across":[86,148],"four":[87],"representative":[88],"Building":[90],"Deterministic":[94],"Policy":[95],"Gradient":[96],"(DDPG)":[97],"algorithm,":[98],"propose":[100],"an":[101],"enhanced":[102],"method\u2014Intermittent":[103],"Observation":[104],"Control":[106],"DDPG":[107],"(IOC-DDPG)\u2014designed":[108],"learn":[110],"robust":[111],"policies":[113],"realistic":[115],"constraints.":[116],"We":[117],"validate":[118],"proposed":[120],"approach":[121],"spacecraft":[125],"rendezvous":[126],"case":[127],"study":[128],"involving":[129],"stochastic":[130],"target":[131],"maneuvers.":[132],"Simulation":[133],"results":[134,155],"show":[135],"IOC-DDPG":[137],"consistently":[138],"achieves":[139],"success":[141],"rate":[142],"exceeding":[143],"70%,":[144],"outperforming":[145],"traditional":[146],"methods":[147],"diverse":[149],"challenging":[151],"mission":[152,168],"highlight":[156],"potential":[159],"deep":[161],"reinforcement":[162],"learning":[163],"addressing":[165],"constraints,":[169],"pave":[171],"way":[173],"for":[174],"future":[175],"extensions":[176],"multi-agent":[178],"scenarios":[180],"partially":[182],"observable":[183],"environments.":[184]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-11-25T00:00:00"}
