{"id":"https://openalex.org/W23556534","doi":"https://doi.org/10.1007/3-540-54522-0_110","title":"Polynomial-time construction of spherical codes","display_name":"Polynomial-time construction of spherical codes","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W23556534","doi":"https://doi.org/10.1007/3-540-54522-0_110","mag":"23556534"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-54522-0_110","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-54522-0_110","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5052752608","display_name":"Gilles Lachaud","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Gilles Lachaud","raw_affiliation_strings":["\u00c9quipe Arithm\u00e9tique et Th\u00e9orie de l'Information, C.I.R.M., Marseille cedex 9, France","C.I.R.M"],"affiliations":[{"raw_affiliation_string":"\u00c9quipe Arithm\u00e9tique et Th\u00e9orie de l'Information, C.I.R.M., Marseille cedex 9, France","institution_ids":[]},{"raw_affiliation_string":"C.I.R.M","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108393186","display_name":"Jacques Stern","orcid":null},"institutions":[{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]},{"id":"https://openalex.org/I4210103330","display_name":"\u00c9cole Normale Sup\u00e9rieure","ror":"https://ror.org/01dp7jr64","country_code":"BI","type":"education","lineage":["https://openalex.org/I4210103330"]},{"id":"https://openalex.org/I29607241","display_name":"\u00c9cole Normale Sup\u00e9rieure - PSL","ror":"https://ror.org/05a0dhs15","country_code":"FR","type":"funder","lineage":["https://openalex.org/I2746051580","https://openalex.org/I29607241"]}],"countries":["BI","FR"],"is_corresponding":false,"raw_author_name":"Jacques Stern","raw_affiliation_strings":["\u00c9quipe de Logique, Universit\u00e9 Paris 7 & D.M.I., \u00c9cole Normale Sup\u00e9rieure, Paris cedex 05","Universit\u00e9 Paris 7 & D.M.I., \u00c9cole Normale Sup\u00e9rieure"],"affiliations":[{"raw_affiliation_string":"\u00c9quipe de Logique, Universit\u00e9 Paris 7 & D.M.I., \u00c9cole Normale Sup\u00e9rieure, Paris cedex 05","institution_ids":["https://openalex.org/I4210103330","https://openalex.org/I204730241"]},{"raw_affiliation_string":"Universit\u00e9 Paris 7 & D.M.I., \u00c9cole Normale Sup\u00e9rieure","institution_ids":["https://openalex.org/I29607241","https://openalex.org/I204730241"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5052752608"],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.5525,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.5661435,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"218","last_page":"223"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9923999905586243,"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":0.9923999905586243,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9510999917984009,"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/T12404","display_name":"Mathematical Approximation and Integration","score":0.9488000273704529,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"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/infimum-and-supremum","display_name":"Infimum and supremum","score":0.8457684516906738},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.6764218211174011},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6286302804946899},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5500791668891907},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5386554598808289},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4667865037918091},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.43931132555007935},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.15013283491134644}],"concepts":[{"id":"https://openalex.org/C95611797","wikidata":"https://www.wikidata.org/wiki/Q17502105","display_name":"Infimum and supremum","level":2,"score":0.8457684516906738},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.6764218211174011},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6286302804946899},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5500791668891907},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5386554598808289},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4667865037918091},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.43931132555007935},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.15013283491134644},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-54522-0_110","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-54522-0_110","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1995990042","https://openalex.org/W2044180609","https://openalex.org/W2127367559","https://openalex.org/W2745281314","https://openalex.org/W3144798926","https://openalex.org/W4293259454"],"related_works":["https://openalex.org/W2953175190","https://openalex.org/W4288318511","https://openalex.org/W2257286100","https://openalex.org/W2784344684","https://openalex.org/W2562705109","https://openalex.org/W4283118620","https://openalex.org/W2098184873","https://openalex.org/W427674437","https://openalex.org/W3130072254","https://openalex.org/W3022748053"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
