{"id":"https://openalex.org/W300871591","doi":"https://doi.org/10.1007/978-3-662-46681-0_2","title":"A Formally Verified Hybrid System for the Next-Generation Airborne Collision Avoidance System","display_name":"A Formally Verified Hybrid System for the Next-Generation Airborne Collision Avoidance System","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W300871591","doi":"https://doi.org/10.1007/978-3-662-46681-0_2","mag":"300871591"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-662-46681-0_2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-662-46681-0_2","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://hal.science/hal-01660903","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002069299","display_name":"Jean-Baptiste Jeannin","orcid":"https://orcid.org/0000-0001-6378-1447"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Jean-Baptiste Jeannin","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, USA"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071004982","display_name":"Khalil Ghorbal","orcid":"https://orcid.org/0000-0003-4941-6632"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Khalil Ghorbal","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, USA"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113952882","display_name":"Yanni Kouskoulas","orcid":null},"institutions":[{"id":"https://openalex.org/I2802946424","display_name":"Johns Hopkins University Applied Physics Laboratory","ror":"https://ror.org/029pp9z10","country_code":"US","type":"facility","lineage":["https://openalex.org/I145311948","https://openalex.org/I2802946424"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yanni Kouskoulas","raw_affiliation_strings":["The Johns Hopkins University Applied Physics Laboratory, Laurel, USA"],"affiliations":[{"raw_affiliation_string":"The Johns Hopkins University Applied Physics Laboratory, Laurel, USA","institution_ids":["https://openalex.org/I2802946424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074196075","display_name":"Ryan W. Gardner","orcid":null},"institutions":[{"id":"https://openalex.org/I2802946424","display_name":"Johns Hopkins University Applied Physics Laboratory","ror":"https://ror.org/029pp9z10","country_code":"US","type":"facility","lineage":["https://openalex.org/I145311948","https://openalex.org/I2802946424"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ryan Gardner","raw_affiliation_strings":["The Johns Hopkins University Applied Physics Laboratory, Laurel, USA"],"affiliations":[{"raw_affiliation_string":"The Johns Hopkins University Applied Physics Laboratory, Laurel, USA","institution_ids":["https://openalex.org/I2802946424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037432599","display_name":"Aurora Schmidt","orcid":"https://orcid.org/0000-0001-9027-8484"},"institutions":[{"id":"https://openalex.org/I2802946424","display_name":"Johns Hopkins University Applied Physics Laboratory","ror":"https://ror.org/029pp9z10","country_code":"US","type":"facility","lineage":["https://openalex.org/I145311948","https://openalex.org/I2802946424"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aurora Schmidt","raw_affiliation_strings":["The Johns Hopkins University Applied Physics Laboratory, Laurel, USA"],"affiliations":[{"raw_affiliation_string":"The Johns Hopkins University Applied Physics Laboratory, Laurel, USA","institution_ids":["https://openalex.org/I2802946424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081248159","display_name":"Erik Zawadzki","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Erik Zawadzki","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, USA"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080481427","display_name":"Andr\u00e9 Platzer","orcid":"https://orcid.org/0000-0001-7238-5710"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andr\u00e9 Platzer","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, USA"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, USA","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5002069299"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":{"value":5000,"currency":"EUR","value_usd":5392},"fwci":108.2723,"has_fulltext":false,"cited_by_count":67,"citation_normalized_percentile":{"value":0.99923372,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"21","last_page":"36"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11489","display_name":"Air Traffic Management and Optimization","score":0.9991999864578247,"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/T11489","display_name":"Air Traffic Management and Optimization","score":0.9991999864578247,"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/T11099","display_name":"Autonomous Vehicle Technology and Safety","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T13295","display_name":"Safety Systems Engineering in Autonomy","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/advice","display_name":"Advice (programming)","score":0.8249775171279907},{"id":"https://openalex.org/keywords/collision-avoidance","display_name":"Collision avoidance","score":0.8136974573135376},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6902023553848267},{"id":"https://openalex.org/keywords/aviation","display_name":"Aviation","score":0.6872211694717407},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5776284337043762},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.5759947299957275},{"id":"https://openalex.org/keywords/automated-theorem-proving","display_name":"Automated theorem proving","score":0.5473012924194336},{"id":"https://openalex.org/keywords/collision-avoidance-system","display_name":"Collision avoidance system","score":0.4501863420009613},{"id":"https://openalex.org/keywords/aeronautics","display_name":"Aeronautics","score":0.43786904215812683},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.4264720380306244},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.34632259607315063},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32263416051864624},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.267273873090744},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.24805912375450134},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.19771826267242432},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13435378670692444}],"concepts":[{"id":"https://openalex.org/C2779955035","wikidata":"https://www.wikidata.org/wiki/Q4686785","display_name":"Advice (programming)","level":2,"score":0.8249775171279907},{"id":"https://openalex.org/C2780864053","wikidata":"https://www.wikidata.org/wiki/Q5147495","display_name":"Collision avoidance","level":3,"score":0.8136974573135376},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6902023553848267},{"id":"https://openalex.org/C74448152","wikidata":"https://www.wikidata.org/wiki/Q765633","display_name":"Aviation","level":2,"score":0.6872211694717407},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5776284337043762},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.5759947299957275},{"id":"https://openalex.org/C206880738","wikidata":"https://www.wikidata.org/wiki/Q431667","display_name":"Automated theorem proving","level":2,"score":0.5473012924194336},{"id":"https://openalex.org/C2777016798","wikidata":"https://www.wikidata.org/wiki/Q2001988","display_name":"Collision avoidance system","level":4,"score":0.4501863420009613},{"id":"https://openalex.org/C178802073","wikidata":"https://www.wikidata.org/wiki/Q8421","display_name":"Aeronautics","level":1,"score":0.43786904215812683},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.4264720380306244},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.34632259607315063},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32263416051864624},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.267273873090744},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.24805912375450134},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.19771826267242432},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13435378670692444}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/978-3-662-46681-0_2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-662-46681-0_2","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.685.6760","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.685.6760","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://reports-archive.adm.cs.cmu.edu/anon/2014/CMU-CS-14-138.pdf","raw_type":"text"},{"id":"pmh:oai:HAL:hal-01660903v1","is_oa":true,"landing_page_url":"https://hal.science/hal-01660903","pdf_url":null,"source":null,"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Tools and Algorithms for the Construction and Analysis of Systems - 21st International Conference, TACAS 2015, Held as Part of the European Joint Conferences on Theory and Practice of Software, ETAPS 2015, London, UK, April 11-18, 2015. Proceedings, 2015, London, United Kingdom. pp.21--36, &#x27E8;10.1007/978-3-662-46681-0_2&#x27E9;","raw_type":"Conference papers"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-01660903v1","is_oa":true,"landing_page_url":"https://hal.science/hal-01660903","pdf_url":null,"source":null,"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Tools and Algorithms for the Construction and Analysis of Systems - 21st International Conference, TACAS 2015, Held as Part of the European Joint Conferences on Theory and Practice of Software, ETAPS 2015, London, UK, April 11-18, 2015. Proceedings, 2015, London, United Kingdom. pp.21--36, &#x27E8;10.1007/978-3-662-46681-0_2&#x27E9;","raw_type":"Conference papers"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W96395447","https://openalex.org/W397241408","https://openalex.org/W587598985","https://openalex.org/W592273618","https://openalex.org/W1510918931","https://openalex.org/W1535116423","https://openalex.org/W1556566737","https://openalex.org/W1575486920","https://openalex.org/W1581387743","https://openalex.org/W1620944542","https://openalex.org/W1974314710","https://openalex.org/W1977444293","https://openalex.org/W2080884201","https://openalex.org/W2103285154","https://openalex.org/W2130519480","https://openalex.org/W2152494765","https://openalex.org/W2156889477","https://openalex.org/W2170170364","https://openalex.org/W2170741341","https://openalex.org/W2529804031","https://openalex.org/W2581352337","https://openalex.org/W2626492502","https://openalex.org/W2798401172","https://openalex.org/W3168224710"],"related_works":["https://openalex.org/W2390040493","https://openalex.org/W4253267946","https://openalex.org/W2983014903","https://openalex.org/W2945385675","https://openalex.org/W1767544057","https://openalex.org/W2153778739","https://openalex.org/W2885713887","https://openalex.org/W2377539543","https://openalex.org/W196290454","https://openalex.org/W2093298662"],"abstract_inverted_index":{"The":[0],"Next-Generation":[1],"Airborne":[2],"Collision":[3],"Avoidance":[4],"System":[5],"(ACAS":[6],"X)":[7],"is":[8,30,56,122],"intended":[9],"to":[10,17,20,129],"be":[11,127],"installed":[12],"on":[13],"all":[14],"large":[15],"aircraft":[16],"give":[18],"advice":[19,51,132],"pilots":[21],"and":[22,64,90,124],"prevent":[23],"mid-air":[24],"collisions":[25],"with":[26,99],"other":[27,135],"aircraft.":[28],"It":[29],"currently":[31],"being":[32],"developed":[33],"by":[34,53,104,134],"the":[35,45,50,81,85,100,115],"Federal":[36],"Aviation":[37],"Administration":[38],"(FAA).":[39],"In":[40],"this":[41],"paper":[42],"we":[43],"determine":[44],"geometric":[46],"configurations":[47,68],"under":[48,58],"which":[49],"given":[52,103],"ACAS":[54,87,118],"X":[55,88],"safe":[57],"a":[59],"precise":[60],"set":[61],"of":[62,80,84,117],"assumptions":[63],"formally":[65],"verify":[66],"these":[67],"using":[69],"hybrid":[70,110],"systems":[71,138],"theorem":[72,97],"proving":[73],"techniques.":[74],"We":[75],"conduct":[76],"an":[77],"initial":[78],"examination":[79],"current":[82],"version":[83],"real":[86],"system":[89],"discuss":[91],"some":[92],"cases":[93],"where":[94],"our":[95],"safety":[96,116],"conflicts":[98],"actual":[101],"advisory":[102],"that":[105],"version,":[106],"demonstrating":[107],"how":[108],"formal,":[109],"approaches":[111],"are":[112],"helping":[113],"ensure":[114],"X.":[119],"Our":[120],"approach":[121],"general":[123],"could":[125],"also":[126],"used":[128],"identify":[130],"unsafe":[131],"issued":[133],"collision":[136],"avoidance":[137],"or":[139],"confirm":[140],"their":[141],"safety.":[142]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":11}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
