{"id":"https://openalex.org/W1971202639","doi":"https://doi.org/10.1016/0012-365x(92)90624-o","title":"Generalised Hadamard matrices which are developed modulo a group","display_name":"Generalised Hadamard matrices which are developed modulo a group","publication_year":1992,"publication_date":"1992-06-01","ids":{"openalex":"https://openalex.org/W1971202639","doi":"https://doi.org/10.1016/0012-365x(92)90624-o","mag":"1971202639"},"language":"en","primary_location":{"id":"doi:10.1016/0012-365x(92)90624-o","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0012-365x(92)90624-o","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"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 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/A5055127288","display_name":"Warwick de Launey","orcid":null},"institutions":[{"id":"https://openalex.org/I1303474014","display_name":"Defence Science and Technology Group","ror":"https://ror.org/05ddrvt52","country_code":"AU","type":"funder","lineage":["https://openalex.org/I1303474014","https://openalex.org/I2801453606","https://openalex.org/I3139952251"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Warwick de Launey","raw_affiliation_strings":["Cryptomathematics Research Group, Communications Division, ERL, DSTO, c/o DVR2, Victoria Barracks, St Kilda Road, Melbourne, Vic., Australia, 3004"],"affiliations":[{"raw_affiliation_string":"Cryptomathematics Research Group, Communications Division, ERL, DSTO, c/o DVR2, Victoria Barracks, St Kilda Road, Melbourne, Vic., Australia, 3004","institution_ids":["https://openalex.org/I1303474014"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5055127288"],"corresponding_institution_ids":["https://openalex.org/I1303474014"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":1.0542,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.72659388,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"104","issue":"1","first_page":"49","last_page":"65"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9994999766349792,"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":0.9915000200271606,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/modulo","display_name":"Modulo","score":0.8958083391189575},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8664605021476746},{"id":"https://openalex.org/keywords/hadamard-transform","display_name":"Hadamard transform","score":0.760647177696228},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6189516186714172},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.5648789405822754},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.470991313457489},{"id":"https://openalex.org/keywords/hadamard-matrix","display_name":"Hadamard matrix","score":0.41593292355537415},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.35547858476638794}],"concepts":[{"id":"https://openalex.org/C54732982","wikidata":"https://www.wikidata.org/wiki/Q1415345","display_name":"Modulo","level":2,"score":0.8958083391189575},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8664605021476746},{"id":"https://openalex.org/C60292330","wikidata":"https://www.wikidata.org/wiki/Q1014065","display_name":"Hadamard transform","level":2,"score":0.760647177696228},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6189516186714172},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5648789405822754},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.470991313457489},{"id":"https://openalex.org/C30463267","wikidata":"https://www.wikidata.org/wiki/Q1422682","display_name":"Hadamard matrix","level":3,"score":0.41593292355537415},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.35547858476638794},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0012-365x(92)90624-o","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0012-365x(92)90624-o","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"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 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":18,"referenced_works":["https://openalex.org/W1512395286","https://openalex.org/W1593761715","https://openalex.org/W1972368298","https://openalex.org/W1989019857","https://openalex.org/W2003847228","https://openalex.org/W2012968160","https://openalex.org/W2013941413","https://openalex.org/W2038147472","https://openalex.org/W2059155630","https://openalex.org/W2059966849","https://openalex.org/W2068564568","https://openalex.org/W2076974719","https://openalex.org/W2081226011","https://openalex.org/W2085422317","https://openalex.org/W2117806434","https://openalex.org/W2334323920","https://openalex.org/W2750990429","https://openalex.org/W2970789867"],"related_works":["https://openalex.org/W2334323920","https://openalex.org/W2075761318","https://openalex.org/W2963850081","https://openalex.org/W2117806434","https://openalex.org/W55162897","https://openalex.org/W1525128081","https://openalex.org/W2963738916","https://openalex.org/W4302590518","https://openalex.org/W4280511095","https://openalex.org/W3001629545"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2015,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}