{"id":"https://openalex.org/W2047570770","doi":"https://doi.org/10.1016/s0166-218x(96)00013-3","title":"Trapezoid graphs and generalizations, geometry and algorithms","display_name":"Trapezoid graphs and generalizations, geometry and algorithms","publication_year":1997,"publication_date":"1997-04-01","ids":{"openalex":"https://openalex.org/W2047570770","doi":"https://doi.org/10.1016/s0166-218x(96)00013-3","mag":"2047570770"},"language":"en","primary_location":{"id":"doi:10.1016/s0166-218x(96)00013-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0166-218x(96)00013-3","pdf_url":null,"source":{"id":"https://openalex.org/S171741597","display_name":"Discrete Applied Mathematics","issn_l":"0166-218X","issn":["0166-218X","1872-6771"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Applied Mathematics","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/A5005468020","display_name":"Stefan Felsner","orcid":"https://orcid.org/0000-0002-6150-1998"},"institutions":[{"id":"https://openalex.org/I4210107053","display_name":"Core Competence","ror":"https://ror.org/012cc0c94","country_code":"US","type":"company","lineage":["https://openalex.org/I4210107053"]},{"id":"https://openalex.org/I75951250","display_name":"Freie Universit\u00e4t Berlin","ror":"https://ror.org/046ak2485","country_code":"DE","type":"education","lineage":["https://openalex.org/I75951250"]}],"countries":["DE","US"],"is_corresponding":true,"raw_author_name":"Stefan Felsner","raw_affiliation_strings":["Bell Communications Research, 445 South Street, Morristown, NJ 07962, USA","Freie Universit\u00e4t Berlin, Fachbereich Mathematik, Institut f\u00fcr Informatik. Takustr. 9, 14195 Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bell Communications Research, 445 South Street, Morristown, NJ 07962, USA","institution_ids":["https://openalex.org/I4210107053"]},{"raw_affiliation_string":"Freie Universit\u00e4t Berlin, Fachbereich Mathematik, Institut f\u00fcr Informatik. Takustr. 9, 14195 Berlin, Germany","institution_ids":["https://openalex.org/I75951250"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113493367","display_name":"Rudolf M\u00fcller","orcid":"https://orcid.org/0000-0002-4089-290X"},"institutions":[{"id":"https://openalex.org/I39343248","display_name":"Humboldt-Universit\u00e4t zu Berlin","ror":"https://ror.org/01hcx6992","country_code":"DE","type":"education","lineage":["https://openalex.org/I39343248"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Rudolf M\u00fcller","raw_affiliation_strings":["Humbold-Universit\u00e4t zu Berlin, Institut f\u00fcr Wirtschaftsinformatik. Spandauer Stra\u03b2e 1, 10178 Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Humbold-Universit\u00e4t zu Berlin, Institut f\u00fcr Wirtschaftsinformatik. Spandauer Stra\u03b2e 1, 10178 Berlin, Germany","institution_ids":["https://openalex.org/I39343248"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064848972","display_name":"Lorenz Wernisch","orcid":"https://orcid.org/0000-0003-3113-7942"},"institutions":[{"id":"https://openalex.org/I75951250","display_name":"Freie Universit\u00e4t Berlin","ror":"https://ror.org/046ak2485","country_code":"DE","type":"education","lineage":["https://openalex.org/I75951250"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Lorenz Wernisch","raw_affiliation_strings":["Freie Universit\u00e4t Berlin, Fachbereich Mathematik, Institut f\u00fcr Informatik, Takustr. 9, 14195 Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Freie Universit\u00e4t Berlin, Fachbereich Mathematik, Institut f\u00fcr Informatik, Takustr. 9, 14195 Berlin, Germany","institution_ids":["https://openalex.org/I75951250"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5005468020"],"corresponding_institution_ids":["https://openalex.org/I4210107053","https://openalex.org/I75951250"],"apc_list":{"value":2750,"currency":"USD","value_usd":2750},"apc_paid":null,"fwci":4.6026,"has_fulltext":false,"cited_by_count":104,"citation_normalized_percentile":{"value":0.94877465,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"74","issue":"1","first_page":"13","last_page":"32"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9997000098228455,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9997000098228455,"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/T12541","display_name":"Graph Labeling and Dimension Problems","score":0.9987999796867371,"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/T11797","display_name":"graph theory and CDMA systems","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/mathematics","display_name":"Mathematics","score":0.8060122728347778},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5613756775856018},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.5006155967712402},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3489893674850464}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8060122728347778},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5613756775856018},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.5006155967712402},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3489893674850464}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0166-218x(96)00013-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0166-218x(96)00013-3","pdf_url":null,"source":{"id":"https://openalex.org/S171741597","display_name":"Discrete Applied Mathematics","issn_l":"0166-218X","issn":["0166-218X","1872-6771"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Applied Mathematics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W155342555","https://openalex.org/W858012661","https://openalex.org/W1541277988","https://openalex.org/W1594991445","https://openalex.org/W1603384057","https://openalex.org/W2010733068","https://openalex.org/W2052850644","https://openalex.org/W2053913299","https://openalex.org/W2069323107","https://openalex.org/W2069893028","https://openalex.org/W2143474538","https://openalex.org/W2152506638","https://openalex.org/W2752885492","https://openalex.org/W2888871578","https://openalex.org/W4299866835","https://openalex.org/W6623618921"],"related_works":["https://openalex.org/W1978042415","https://openalex.org/W3086542228","https://openalex.org/W2017331178","https://openalex.org/W2976797620","https://openalex.org/W4206451876","https://openalex.org/W2019414978","https://openalex.org/W2029063201","https://openalex.org/W2326928288","https://openalex.org/W2952843325","https://openalex.org/W2061166918"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}