{"id":"https://openalex.org/W4313404159","doi":"https://doi.org/10.1142/s0218195922410011","title":"Ruler Wrapping","display_name":"Ruler Wrapping","publication_year":2022,"publication_date":"2022-12-19","ids":{"openalex":"https://openalex.org/W4313404159","doi":"https://doi.org/10.1142/s0218195922410011"},"language":"en","primary_location":{"id":"doi:10.1142/s0218195922410011","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218195922410011","pdf_url":null,"source":{"id":"https://openalex.org/S25827807","display_name":"International Journal of Computational Geometry & Applications","issn_l":"0218-1959","issn":["0218-1959","1793-6357"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Computational Geometry & Applications","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/A5013172801","display_name":"Travis Gagie","orcid":"https://orcid.org/0000-0003-3689-327X"},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Travis Gagie","raw_affiliation_strings":["Faculty of Computer Science, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":"https://orcid.org/0000-0003-3689-327X","affiliations":[{"raw_affiliation_string":"Faculty of Computer Science, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038448885","display_name":"Mozhgan Saeidi","orcid":"https://orcid.org/0000-0002-1736-0737"},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mozhgan Saeidi","raw_affiliation_strings":["Faculty of Computer Science, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computer Science, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001300821","display_name":"Allan Sapucaia","orcid":"https://orcid.org/0000-0002-4763-9675"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Allan Sapucaia","raw_affiliation_strings":["Institute of Computing, University of Campinas, Campinas, SP, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computing, University of Campinas, Campinas, SP, Brazil","institution_ids":["https://openalex.org/I181391015"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.36708861,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"33","issue":"01n02","first_page":"3","last_page":"12"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T10586","display_name":"Robotic Path Planning Algorithms","score":0.9901999831199646,"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/T10571","display_name":"Robotic Mechanisms and Dynamics","score":0.9819999933242798,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/ruler","display_name":"Ruler","score":0.9434921741485596},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.610083281993866},{"id":"https://openalex.org/keywords/clockwise","display_name":"Clockwise","score":0.6093083024024963},{"id":"https://openalex.org/keywords/hinge","display_name":"Hinge","score":0.5795586705207825},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4767112135887146},{"id":"https://openalex.org/keywords/interval","display_name":"Interval (graph theory)","score":0.46718907356262207},{"id":"https://openalex.org/keywords/session","display_name":"Session (web analytics)","score":0.411301851272583},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3361184597015381},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.3213239908218384},{"id":"https://openalex.org/keywords/rotation","display_name":"Rotation (mathematics)","score":0.12134885787963867},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07899785041809082},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.058495521545410156}],"concepts":[{"id":"https://openalex.org/C165743212","wikidata":"https://www.wikidata.org/wiki/Q104555","display_name":"Ruler","level":2,"score":0.9434921741485596},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.610083281993866},{"id":"https://openalex.org/C70026782","wikidata":"https://www.wikidata.org/wiki/Q16726164","display_name":"Clockwise","level":3,"score":0.6093083024024963},{"id":"https://openalex.org/C44000306","wikidata":"https://www.wikidata.org/wiki/Q244330","display_name":"Hinge","level":2,"score":0.5795586705207825},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4767112135887146},{"id":"https://openalex.org/C2778067643","wikidata":"https://www.wikidata.org/wiki/Q166507","display_name":"Interval (graph theory)","level":2,"score":0.46718907356262207},{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.411301851272583},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3361184597015381},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.3213239908218384},{"id":"https://openalex.org/C74050887","wikidata":"https://www.wikidata.org/wiki/Q848368","display_name":"Rotation (mathematics)","level":2,"score":0.12134885787963867},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07899785041809082},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.058495521545410156},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s0218195922410011","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218195922410011","pdf_url":null,"source":{"id":"https://openalex.org/S25827807","display_name":"International Journal of Computational Geometry & Applications","issn_l":"0218-1959","issn":["0218-1959","1793-6357"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Computational Geometry & Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.6800000071525574}],"awards":[{"id":"https://openalex.org/G2344728784","display_name":null,"funder_award_id":"RGPIN071852020","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"}],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1988557746","https://openalex.org/W2069893028","https://openalex.org/W2752061190"],"related_works":["https://openalex.org/W2314732661","https://openalex.org/W2375237205","https://openalex.org/W2483832295","https://openalex.org/W1952954847","https://openalex.org/W4390263629","https://openalex.org/W4250214934","https://openalex.org/W2350235969","https://openalex.org/W3127753944","https://openalex.org/W2353018298","https://openalex.org/W2385404552"],"abstract_inverted_index":{"In":[0,83],"1985":[1],"Hopcroft,":[2],"Joseph":[3],"and":[4,44],"Whitesides":[5],"showed":[6],"it":[7],"is":[8],"NP-complete":[9],"to":[10],"decide":[11],"whether":[12],"a":[13,31,63,91],"carpenter\u2019s":[14],"ruler":[15,70],"with":[16],"segments":[17],"of":[18,28,52,66],"given":[19,32],"positive":[20],"lengths":[21],"can":[22],"be":[23,78],"folded":[24,37,75,79],"into":[25],"an":[26],"interval":[27],"at":[29],"most":[30],"length,":[33],"such":[34],"that":[35],"the":[36,49,80],"hinges":[38,76],"alternate":[39],"between":[40],"180":[41,45],"degrees":[42,46],"clockwise":[43],"counter-clockwise.":[47],"At":[48],"open-problem":[50],"session":[51],"33rd":[53],"Canadian":[54],"Conference":[55],"on":[56],"Computational":[57],"Geometry":[58],"(CCCG":[59],"\u201921),":[60],"O\u2019Rourke":[61],"proposed":[62],"natural":[64],"variation":[65,89],"this":[67,84],"problem":[68],"called":[69],"wrapping,":[71],"in":[72],"which":[73],"all":[74],"must":[77],"same":[81],"way.":[82],"paper":[85],"we":[86],"show":[87],"O\u2019Rourke\u2019s":[88],"has":[90],"linear-time":[92],"solution.":[93]},"counts_by_year":[],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2023-01-06T00:00:00"}