{"id":"https://openalex.org/W4402489538","doi":"https://doi.org/10.2514/1.i011391","title":"Safe Spacecraft Inspection via Deep Reinforcement Learning and Discrete Control Barrier Functions","display_name":"Safe Spacecraft Inspection via Deep Reinforcement Learning and Discrete Control Barrier Functions","publication_year":2024,"publication_date":"2024-09-12","ids":{"openalex":"https://openalex.org/W4402489538","doi":"https://doi.org/10.2514/1.i011391"},"language":"en","primary_location":{"id":"doi:10.2514/1.i011391","is_oa":false,"landing_page_url":"https://doi.org/10.2514/1.i011391","pdf_url":null,"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":null,"license_id":null,"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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005810243","display_name":"David van Wijk","orcid":"https://orcid.org/0000-0003-4494-601X"},"institutions":[{"id":"https://openalex.org/I2801613365","display_name":"Mitchell Institute","ror":"https://ror.org/03ds72003","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2801613365"]},{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David van Wijk","raw_affiliation_strings":["Texas A&M University","Texas A&M University, College Station, Texas 77840"],"raw_orcid":"https://orcid.org/0000-0003-4494-601X","affiliations":[{"raw_affiliation_string":"Texas A&M University","institution_ids":["https://openalex.org/I2801613365","https://openalex.org/I91045830"]},{"raw_affiliation_string":"Texas A&M University, College Station, Texas 77840","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003007448","display_name":"Kyle Dunlap","orcid":"https://orcid.org/0000-0002-5869-1380"},"institutions":[{"id":"https://openalex.org/I4210087855","display_name":"Parallax Research (United States)","ror":"https://ror.org/006ejj273","country_code":"US","type":"company","lineage":["https://openalex.org/I4210087855"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kyle Dunlap","raw_affiliation_strings":["Parallax Advanced Research","Parallax Advanced Research, Beavercreek, Ohio 45431"],"raw_orcid":"https://orcid.org/0000-0002-5869-1380","affiliations":[{"raw_affiliation_string":"Parallax Advanced Research","institution_ids":["https://openalex.org/I4210087855"]},{"raw_affiliation_string":"Parallax Advanced Research, Beavercreek, Ohio 45431","institution_ids":["https://openalex.org/I4210087855"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108984332","display_name":"Manoranjan Majji","orcid":null},"institutions":[{"id":"https://openalex.org/I2801613365","display_name":"Mitchell Institute","ror":"https://ror.org/03ds72003","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2801613365"]},{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Manoranjan Majji","raw_affiliation_strings":["Texas A&M University","Texas A&M University, College Station, Texas 77840"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University","institution_ids":["https://openalex.org/I2801613365","https://openalex.org/I91045830"]},{"raw_affiliation_string":"Texas A&M University, College Station, Texas 77840","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062437401","display_name":"Kerianne L. Hobbs","orcid":"https://orcid.org/0000-0001-5215-2231"},"institutions":[{"id":"https://openalex.org/I1280414376","display_name":"United States Air Force Research Laboratory","ror":"https://ror.org/02e2egq70","country_code":"US","type":"facility","lineage":["https://openalex.org/I1280414376","https://openalex.org/I1330347796","https://openalex.org/I4210102105","https://openalex.org/I4389425425"]},{"id":"https://openalex.org/I2799950915","display_name":"Wright-Patterson Air Force Base","ror":"https://ror.org/0097e1k27","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I2799950915","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kerianne Hobbs","raw_affiliation_strings":["Air Force Research Laboratory","Air Force Research Laboratory, Wright\u2013Patterson Air Force Base, Ohio 45433"],"raw_orcid":"https://orcid.org/0000-0001-5215-2231","affiliations":[{"raw_affiliation_string":"Air Force Research Laboratory","institution_ids":["https://openalex.org/I1280414376"]},{"raw_affiliation_string":"Air Force Research Laboratory, Wright\u2013Patterson Air Force Base, Ohio 45433","institution_ids":["https://openalex.org/I2799950915"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.6584,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.94588365,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"21","issue":"12","first_page":"996","last_page":"1013"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11701","display_name":"Space Satellite Systems and Control","score":0.9994999766349792,"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/T11701","display_name":"Space Satellite Systems and Control","score":0.9994999766349792,"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/T10586","display_name":"Robotic Path Planning Algorithms","score":0.9937999844551086,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9902999997138977,"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/spacecraft","display_name":"Spacecraft","score":0.7215951085090637},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.5683479309082031},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5314029455184937},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.4158444404602051},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.41391828656196594},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3715502619743347},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36511507630348206},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3525756895542145},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.3422754108905792},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3410203456878662}],"concepts":[{"id":"https://openalex.org/C29829512","wikidata":"https://www.wikidata.org/wiki/Q40218","display_name":"Spacecraft","level":2,"score":0.7215951085090637},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.5683479309082031},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5314029455184937},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.4158444404602051},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.41391828656196594},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3715502619743347},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36511507630348206},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3525756895542145},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.3422754108905792},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3410203456878662}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2514/1.i011391","is_oa":false,"landing_page_url":"https://doi.org/10.2514/1.i011391","pdf_url":null,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1511057778","https://openalex.org/W1516952899","https://openalex.org/W1972149633","https://openalex.org/W2122585444","https://openalex.org/W2257979135","https://openalex.org/W2560504659","https://openalex.org/W2809718535","https://openalex.org/W2937851279","https://openalex.org/W2982316857","https://openalex.org/W3200805077","https://openalex.org/W3203074617","https://openalex.org/W3203411949","https://openalex.org/W3210943393","https://openalex.org/W4205749794","https://openalex.org/W4234926707","https://openalex.org/W4280606239","https://openalex.org/W4307876719"],"related_works":["https://openalex.org/W2898860390","https://openalex.org/W2118489026","https://openalex.org/W2237025049","https://openalex.org/W2734340365","https://openalex.org/W4377236356","https://openalex.org/W2400737216","https://openalex.org/W4384162131","https://openalex.org/W4387655846","https://openalex.org/W4386105384","https://openalex.org/W2064999371"],"abstract_inverted_index":{"While":[0],"reinforcement":[1],"learning":[2,174],"(RL)":[3],"offers":[4],"high-performance":[5],"solutions":[6],"to":[7,33,152,185],"complex":[8],"tasks,":[9],"its":[10,107],"trial-and-error":[11],"paradigm":[12],"presents":[13],"safety":[14,50,78,101,130,153],"concerns":[15],"when":[16],"exploring":[17],"unsafe":[18,46],"states":[19],"may":[20,183],"be":[21,31],"unacceptable.":[22],"Safety":[23],"filtering":[24],"or":[25],"run-time":[26],"assurance":[27],"(RTA)":[28],"approaches":[29],"can":[30,145,168],"used":[32],"monitor":[34],"the":[35,42,59,83,100,103,142,147,165,170,191],"RL":[36,75,119,143,158,171],"agent\u2019s":[37],"desired":[38],"control":[39,90],"and":[40,53,93,106,136],"prevent":[41],"agent":[43,76,120,144,172],"from":[44],"taking":[45],"actions":[47],"by":[48,73],"satisfying":[49],"constraints":[51,81,134,154],"during":[52],"after":[54],"training.":[55],"This":[56,98],"study":[57],"investigates":[58],"problem":[60],"of":[61,64,102,118],"on-orbit":[62],"inspection":[63,148],"a":[65,69,111,156,175],"chief":[66],"spacecraft":[67,71,105],"using":[68,88],"deputy":[70,104],"controlled":[72],"an":[74,94],"with":[77,110],"constraints.":[79,138],"Several":[80],"on":[82,190],"state":[84],"space":[85],"are":[86],"enforced":[87],"discrete":[89],"barrier":[91],"functions":[92],"optimization-based":[95],"RTA":[96,166],"system.":[97],"assures":[99],"sensors":[108],"even":[109],"neural-network-based":[112],"primary":[113],"controller.":[114],"A":[115],"detailed":[116],"analysis":[117],"performance":[121],"for":[122],"eight":[123],"separate":[124],"experiments":[125],"is":[126],"presented,":[127],"including":[128],"each":[129],"constraint":[131],"individually,":[132],"all":[133],"simultaneously,":[135],"no":[137],"Results":[139],"demonstrate":[140],"that":[141,164],"complete":[146],"task":[149],"while":[150],"adhering":[151],"in":[155,173],"simulated":[157],"environment.":[159],"These":[160],"results":[161],"also":[162],"show":[163],"system":[167],"aid":[169],"successful":[176],"policy":[177],"over":[178],"fewer":[179],"time":[180],"steps":[181],"but":[182],"lead":[184],"higher":[186],"fuel":[187],"usage,":[188],"depending":[189],"constraint(s)":[192],"enforced.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}