{"id":"https://openalex.org/W1975956517","doi":"https://doi.org/10.1016/0166-218x(91)90028-u","title":"Matrice de ramification des arbres binaires","display_name":"Matrice de ramification des arbres binaires","publication_year":1991,"publication_date":"1991-03-01","ids":{"openalex":"https://openalex.org/W1975956517","doi":"https://doi.org/10.1016/0166-218x(91)90028-u","mag":"1975956517"},"language":"fr","primary_location":{"id":"doi:10.1016/0166-218x(91)90028-u","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0166-218x(91)90028-u","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/A5061388661","display_name":"Jean-Guy Penaud","orcid":null},"institutions":[{"id":"https://openalex.org/I15057530","display_name":"Universit\u00e9 de Bordeaux","ror":"https://ror.org/057qpr032","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"J.G. Penaud","raw_affiliation_strings":["L.A.B.R.I., Universit\u00e9 de Bordeaux I, 33405 Talence, France"],"affiliations":[{"raw_affiliation_string":"L.A.B.R.I., Universit\u00e9 de Bordeaux I, 33405 Talence, France","institution_ids":["https://openalex.org/I15057530"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5061388661"],"corresponding_institution_ids":["https://openalex.org/I15057530"],"apc_list":{"value":2750,"currency":"USD","value_usd":2750},"apc_paid":null,"fwci":0.5895,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.66170501,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"31","issue":"1","first_page":"1","last_page":"21"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10770","display_name":"Soil Geostatistics and Mapping","score":0.979200005531311,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10770","display_name":"Soil Geostatistics and Mapping","score":0.979200005531311,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12157","display_name":"Geochemistry and Geologic Mapping","score":0.9513999819755554,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/ramification","display_name":"Ramification","score":0.8487669229507446},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8049278259277344},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6558469533920288},{"id":"https://openalex.org/keywords/binary-tree","display_name":"Binary tree","score":0.5817737579345703},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.48833510279655457},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.43662017583847046},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.132112056016922}],"concepts":[{"id":"https://openalex.org/C81265862","wikidata":"https://www.wikidata.org/wiki/Q225527","display_name":"Ramification","level":2,"score":0.8487669229507446},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8049278259277344},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6558469533920288},{"id":"https://openalex.org/C197855036","wikidata":"https://www.wikidata.org/wiki/Q380172","display_name":"Binary tree","level":2,"score":0.5817737579345703},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.48833510279655457},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.43662017583847046},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.132112056016922}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0166-218x(91)90028-u","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0166-218x(91)90028-u","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":18,"referenced_works":["https://openalex.org/W9449752","https://openalex.org/W178205903","https://openalex.org/W371817030","https://openalex.org/W1981714789","https://openalex.org/W1993284672","https://openalex.org/W1993449345","https://openalex.org/W1998448131","https://openalex.org/W2003241108","https://openalex.org/W2008913431","https://openalex.org/W2015843492","https://openalex.org/W2064972007","https://openalex.org/W2070756504","https://openalex.org/W2073620032","https://openalex.org/W2168559467","https://openalex.org/W3147447705","https://openalex.org/W6600366814","https://openalex.org/W6612717323","https://openalex.org/W7011559073"],"related_works":["https://openalex.org/W2907343998","https://openalex.org/W4289085372","https://openalex.org/W4297796851","https://openalex.org/W2902549273","https://openalex.org/W2981001626","https://openalex.org/W2357738827","https://openalex.org/W1966383678","https://openalex.org/W2486717996","https://openalex.org/W3107197685","https://openalex.org/W2790184291"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}