{"id":"https://openalex.org/W2103675053","doi":"https://doi.org/10.1016/0166-218x(85)90062-9","title":"Some new two-weight codes and strongly regular graphs","display_name":"Some new two-weight codes and strongly regular graphs","publication_year":1985,"publication_date":"1985-01-01","ids":{"openalex":"https://openalex.org/W2103675053","doi":"https://doi.org/10.1016/0166-218x(85)90062-9","mag":"2103675053"},"language":"en","primary_location":{"id":"doi:10.1016/0166-218x(85)90062-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0166-218x(85)90062-9","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":true,"oa_status":"green","oa_url":"https://ir.cwi.nl/pub/2549","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110108695","display_name":"A.E. Brouwer","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"A.E. Brouwer","raw_affiliation_strings":["Mathematisch Centrum, Kruislaan 413, Amsterdam, The Netherlands"],"affiliations":[{"raw_affiliation_string":"Mathematisch Centrum, Kruislaan 413, Amsterdam, The Netherlands","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5110108695"],"corresponding_institution_ids":[],"apc_list":{"value":2750,"currency":"USD","value_usd":2750},"apc_paid":null,"fwci":0.7411,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.81313824,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"10","issue":"1","first_page":"111","last_page":"114"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11130","display_name":"Coding theory and cryptography","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10849","display_name":"Finite Group Theory Research","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9843000173568726,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/mathematics","display_name":"Mathematics","score":0.91597980260849},{"id":"https://openalex.org/keywords/hyperplane","display_name":"Hyperplane","score":0.846613883972168},{"id":"https://openalex.org/keywords/quadric","display_name":"Quadric","score":0.8160319924354553},{"id":"https://openalex.org/keywords/strongly-regular-graph","display_name":"Strongly regular graph","score":0.726487398147583},{"id":"https://openalex.org/keywords/projective-space","display_name":"Projective space","score":0.672271192073822},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6220930218696594},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4683871567249298},{"id":"https://openalex.org/keywords/projective-test","display_name":"Projective test","score":0.4575568437576294},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.43803688883781433},{"id":"https://openalex.org/keywords/vector-space","display_name":"Vector space","score":0.4224904477596283},{"id":"https://openalex.org/keywords/finite-field","display_name":"Finite field","score":0.41319411993026733},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.19822537899017334},{"id":"https://openalex.org/keywords/pathwidth","display_name":"Pathwidth","score":0.09369662404060364},{"id":"https://openalex.org/keywords/line-graph","display_name":"Line graph","score":0.08587542176246643}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.91597980260849},{"id":"https://openalex.org/C68693459","wikidata":"https://www.wikidata.org/wiki/Q657586","display_name":"Hyperplane","level":2,"score":0.846613883972168},{"id":"https://openalex.org/C2779219049","wikidata":"https://www.wikidata.org/wiki/Q852117","display_name":"Quadric","level":2,"score":0.8160319924354553},{"id":"https://openalex.org/C133875400","wikidata":"https://www.wikidata.org/wiki/Q692823","display_name":"Strongly regular graph","level":5,"score":0.726487398147583},{"id":"https://openalex.org/C75280867","wikidata":"https://www.wikidata.org/wiki/Q877775","display_name":"Projective space","level":3,"score":0.672271192073822},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6220930218696594},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4683871567249298},{"id":"https://openalex.org/C177846678","wikidata":"https://www.wikidata.org/wiki/Q1501864","display_name":"Projective test","level":2,"score":0.4575568437576294},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.43803688883781433},{"id":"https://openalex.org/C13336665","wikidata":"https://www.wikidata.org/wiki/Q125977","display_name":"Vector space","level":2,"score":0.4224904477596283},{"id":"https://openalex.org/C77926391","wikidata":"https://www.wikidata.org/wiki/Q603880","display_name":"Finite field","level":2,"score":0.41319411993026733},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.19822537899017334},{"id":"https://openalex.org/C43517604","wikidata":"https://www.wikidata.org/wiki/Q7144893","display_name":"Pathwidth","level":4,"score":0.09369662404060364},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.08587542176246643}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1016/0166-218x(85)90062-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0166-218x(85)90062-9","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"},{"id":"pmh:oai:pure.tue.nl:openaire_cris_publications/542c276f-afd3-40e8-8894-d48acd500346","is_oa":false,"landing_page_url":"https://research.tue.nl/en/publications/542c276f-afd3-40e8-8894-d48acd500346","pdf_url":null,"source":{"id":"https://openalex.org/S4406922641","display_name":"TU/e Research Portal","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":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Brouwer, A E 1985, 'Some new two-weight codes and strongly regular graphs', Discrete Applied Mathematics, vol. 10, no. 1, pp. 111-114. https://doi.org/10.1016/0166-218X(85)90062-9","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:cwi:oai:cwi.nl:2549","is_oa":true,"landing_page_url":"https://ir.cwi.nl/pub/2549","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Discrete Applied Mathematics, 10(1), 111 - 114","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:library.tue.nl:656792","is_oa":false,"landing_page_url":"http://repository.tue.nl/656792","pdf_url":null,"source":{"id":"https://openalex.org/S4406923046","display_name":"TU/e Research Portal (Eindhoven University of Technology)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN:0166-218X","raw_type":"Article / Letter to the editor"},{"id":"pmh:tue:oai:pure.tue.nl:publications/542c276f-afd3-40e8-8894-d48acd500346","is_oa":false,"landing_page_url":"https://research.tue.nl/nl/publications/542c276f-afd3-40e8-8894-d48acd500346","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Discrete Applied Mathematics, 10(1), 111 - 114. Elsevier","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:cwi:oai:cwi.nl:2549","is_oa":true,"landing_page_url":"https://ir.cwi.nl/pub/2549","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Discrete Applied Mathematics, 10(1), 111 - 114","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.41999998688697815,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1973483608","https://openalex.org/W2027062106","https://openalex.org/W6643468486"],"related_works":["https://openalex.org/W3105445479","https://openalex.org/W1588778438","https://openalex.org/W3214085710","https://openalex.org/W3216887120","https://openalex.org/W4206266348","https://openalex.org/W4286857164","https://openalex.org/W1993392900","https://openalex.org/W2062917249","https://openalex.org/W2045095812","https://openalex.org/W191505885"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}