{"id":"https://openalex.org/W2160097635","doi":"https://doi.org/10.1109/cdc.2004.1428598","title":"Observability of hybrid systems and turing machines","display_name":"Observability of hybrid systems and turing machines","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2160097635","doi":"https://doi.org/10.1109/cdc.2004.1428598","mag":"2160097635"},"language":"en","primary_location":{"id":"doi:10.1109/cdc.2004.1428598","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cdc.2004.1428598","pdf_url":null,"source":{"id":"https://openalex.org/S4363608267","display_name":"2004 43rd IEEE Conference on Decision and Control (CDC) (IEEE Cat. No.04CH37601)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 43rd IEEE Conference on Decision and Control (CDC) (IEEE Cat. No.04CH37601)","raw_type":"proceedings-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/A5019902087","display_name":"Pieter Collins","orcid":"https://orcid.org/0000-0002-8896-9603"},"institutions":[{"id":"https://openalex.org/I1341640284","display_name":"Centrum Wiskunde & Informatica","ror":"https://ror.org/00x7ekv49","country_code":"NL","type":"facility","lineage":["https://openalex.org/I1341640284","https://openalex.org/I2800991832"]}],"countries":["NL"],"is_corresponding":true,"raw_author_name":"P. Collins","raw_affiliation_strings":["Centrum voor Wiskunde en Informatica, Amsterdam, Netherlands"],"affiliations":[{"raw_affiliation_string":"Centrum voor Wiskunde en Informatica, Amsterdam, Netherlands","institution_ids":["https://openalex.org/I1341640284"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001849550","display_name":"Jan H. van Schuppen","orcid":"https://orcid.org/0000-0001-7150-7915"},"institutions":[{"id":"https://openalex.org/I1341640284","display_name":"Centrum Wiskunde & Informatica","ror":"https://ror.org/00x7ekv49","country_code":"NL","type":"facility","lineage":["https://openalex.org/I1341640284","https://openalex.org/I2800991832"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"J.H. van Schuppen","raw_affiliation_strings":["Centrum voor Wiskunde en Informatica, Amsterdam, Netherlands"],"affiliations":[{"raw_affiliation_string":"Centrum voor Wiskunde en Informatica, Amsterdam, Netherlands","institution_ids":["https://openalex.org/I1341640284"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5019902087"],"corresponding_institution_ids":["https://openalex.org/I1341640284"],"apc_list":null,"apc_paid":null,"fwci":0.8789,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.66184448,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"7","last_page":"12 Vol.1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10142","display_name":"Formal Methods in Verification","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12162","display_name":"Cellular Automata and Applications","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/observability","display_name":"Observability","score":0.9723155498504639},{"id":"https://openalex.org/keywords/undecidable-problem","display_name":"Undecidable problem","score":0.8503968715667725},{"id":"https://openalex.org/keywords/turing-machine","display_name":"Turing machine","score":0.8365868926048279},{"id":"https://openalex.org/keywords/turing","display_name":"Turing","score":0.6978191137313843},{"id":"https://openalex.org/keywords/super-recursive-algorithm","display_name":"Super-recursive algorithm","score":0.671851396560669},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5605183839797974},{"id":"https://openalex.org/keywords/non-deterministic-turing-machine","display_name":"Non-deterministic Turing machine","score":0.5191916227340698},{"id":"https://openalex.org/keywords/description-number","display_name":"Description number","score":0.48091861605644226},{"id":"https://openalex.org/keywords/universal-turing-machine","display_name":"Universal Turing machine","score":0.473910927772522},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4210605323314667},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3278895914554596},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2740298807621002},{"id":"https://openalex.org/keywords/decidability","display_name":"Decidability","score":0.18712180852890015},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.12017565965652466},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.10980650782585144},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.06559139490127563}],"concepts":[{"id":"https://openalex.org/C36299963","wikidata":"https://www.wikidata.org/wiki/Q1369844","display_name":"Observability","level":2,"score":0.9723155498504639},{"id":"https://openalex.org/C192034797","wikidata":"https://www.wikidata.org/wiki/Q3502995","display_name":"Undecidable problem","level":3,"score":0.8503968715667725},{"id":"https://openalex.org/C29248071","wikidata":"https://www.wikidata.org/wiki/Q163310","display_name":"Turing machine","level":3,"score":0.8365868926048279},{"id":"https://openalex.org/C9870796","wikidata":"https://www.wikidata.org/wiki/Q490481","display_name":"Turing","level":2,"score":0.6978191137313843},{"id":"https://openalex.org/C31402856","wikidata":"https://www.wikidata.org/wiki/Q5295939","display_name":"Super-recursive algorithm","level":5,"score":0.671851396560669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5605183839797974},{"id":"https://openalex.org/C15190523","wikidata":"https://www.wikidata.org/wiki/Q1190223","display_name":"Non-deterministic Turing machine","level":5,"score":0.5191916227340698},{"id":"https://openalex.org/C179061269","wikidata":"https://www.wikidata.org/wiki/Q5263786","display_name":"Description number","level":5,"score":0.48091861605644226},{"id":"https://openalex.org/C131671149","wikidata":"https://www.wikidata.org/wiki/Q2703890","display_name":"Universal Turing machine","level":4,"score":0.473910927772522},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4210605323314667},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3278895914554596},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2740298807621002},{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.18712180852890015},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.12017565965652466},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.10980650782585144},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.06559139490127563}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cdc.2004.1428598","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cdc.2004.1428598","pdf_url":null,"source":{"id":"https://openalex.org/S4363608267","display_name":"2004 43rd IEEE Conference on Decision and Control (CDC) (IEEE Cat. No.04CH37601)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 43rd IEEE Conference on Decision and Control (CDC) (IEEE Cat. No.04CH37601)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1530669551","https://openalex.org/W1549690076","https://openalex.org/W1578317256","https://openalex.org/W1580889230","https://openalex.org/W1994584977","https://openalex.org/W2017888836","https://openalex.org/W2029336784","https://openalex.org/W2045758449","https://openalex.org/W2050076818","https://openalex.org/W2067619114","https://openalex.org/W2073388507","https://openalex.org/W2093964259","https://openalex.org/W2099111195","https://openalex.org/W2105259569","https://openalex.org/W2113592921","https://openalex.org/W2113789941","https://openalex.org/W2128543792","https://openalex.org/W2129722831","https://openalex.org/W2161843469","https://openalex.org/W4235840289","https://openalex.org/W4243563333","https://openalex.org/W6634681365","https://openalex.org/W6634767414"],"related_works":["https://openalex.org/W293759077","https://openalex.org/W2547364878","https://openalex.org/W3014863312","https://openalex.org/W1662868588","https://openalex.org/W2576489455","https://openalex.org/W2348596562","https://openalex.org/W4255638962","https://openalex.org/W2556768775","https://openalex.org/W195780958","https://openalex.org/W91167006"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3,37],"discuss":[4,49],"the":[5,50],"observability":[6,21,42,51,61],"of":[7,32,52],"hybrid":[8,54],"systems":[9],"and":[10,56],"turing":[11,25,35],"machines.":[12],"We":[13,48],"give":[14,57],"an":[15],"elementary":[16],"example":[17],"to":[18],"show":[19,40],"that":[20,41],"is":[22,46],"undecidable":[23],"for":[24,43],"machines":[26],"with":[27],"output.":[28],"Since":[29],"many":[30],"classes":[31,45],"system":[33],"simulate":[34],"machines,":[36],"can":[38],"then":[39],"these":[44],"undecidable.":[47],"piecewise-affine":[53],"systems,":[55],"examples":[58],"illustrating":[59],"different":[60],"properties.":[62]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}