{"id":"https://openalex.org/W2083830116","doi":"https://doi.org/10.1016/0196-6774(88)90016-8","title":"On the complexity of searching game trees and other recursion trees","display_name":"On the complexity of searching game trees and other recursion trees","publication_year":1988,"publication_date":"1988-12-01","ids":{"openalex":"https://openalex.org/W2083830116","doi":"https://doi.org/10.1016/0196-6774(88)90016-8","mag":"2083830116"},"language":"en","primary_location":{"id":"doi:10.1016/0196-6774(88)90016-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0196-6774(88)90016-8","pdf_url":null,"source":{"id":"https://openalex.org/S110520077","display_name":"Journal of Algorithms","issn_l":"0196-6774","issn":["0196-6774","1090-2678"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319955","host_organization_name":"Academic Press","host_organization_lineage":["https://openalex.org/P4310319955","https://openalex.org/P4310320990"],"host_organization_lineage_names":["Academic Press","Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Algorithms","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/A5015650556","display_name":"Ingo Alth\u00f6fer","orcid":null},"institutions":[{"id":"https://openalex.org/I20121455","display_name":"Bielefeld University","ror":"https://ror.org/02hpadn98","country_code":"DE","type":"education","lineage":["https://openalex.org/I20121455"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Ingo Alth\u00f6fer","raw_affiliation_strings":["Fakultat f\u00fcr Mathematik, Universit\u00e4t Bielefeld, Postfach 8640, 4800 Bielefeld 1, West Germany"],"affiliations":[{"raw_affiliation_string":"Fakultat f\u00fcr Mathematik, Universit\u00e4t Bielefeld, Postfach 8640, 4800 Bielefeld 1, West Germany","institution_ids":["https://openalex.org/I20121455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5015650556"],"corresponding_institution_ids":["https://openalex.org/I20121455"],"apc_list":null,"apc_paid":null,"fwci":1.7354,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.87974226,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"9","issue":"4","first_page":"538","last_page":"567"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11574","display_name":"Artificial Intelligence in Games","score":0.9998000264167786,"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/T11574","display_name":"Artificial Intelligence in Games","score":0.9998000264167786,"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/T11197","display_name":"Digital Games and Media","score":0.9889000058174133,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11975","display_name":"Evolutionary Algorithms and Applications","score":0.961899995803833,"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/recursion","display_name":"Recursion (computer science)","score":0.7723771333694458},{"id":"https://openalex.org/keywords/weight-balanced-tree","display_name":"Weight-balanced tree","score":0.6771186590194702},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47365081310272217},{"id":"https://openalex.org/keywords/ternary-search-tree","display_name":"Ternary search tree","score":0.4640578031539917},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.44835999608039856},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.42728352546691895},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3851183354854584},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3507692217826843},{"id":"https://openalex.org/keywords/binary-search-tree","display_name":"Binary search tree","score":0.29868632555007935},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25827556848526},{"id":"https://openalex.org/keywords/search-tree","display_name":"Search tree","score":0.2100292444229126},{"id":"https://openalex.org/keywords/search-algorithm","display_name":"Search algorithm","score":0.18235284090042114},{"id":"https://openalex.org/keywords/binary-tree","display_name":"Binary tree","score":0.11468890309333801},{"id":"https://openalex.org/keywords/interval-tree","display_name":"Interval tree","score":0.11354634165763855}],"concepts":[{"id":"https://openalex.org/C168773036","wikidata":"https://www.wikidata.org/wiki/Q264164","display_name":"Recursion (computer science)","level":2,"score":0.7723771333694458},{"id":"https://openalex.org/C57900377","wikidata":"https://www.wikidata.org/wiki/Q7979855","display_name":"Weight-balanced tree","level":4,"score":0.6771186590194702},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47365081310272217},{"id":"https://openalex.org/C136519935","wikidata":"https://www.wikidata.org/wiki/Q2859802","display_name":"Ternary search tree","level":5,"score":0.4640578031539917},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.44835999608039856},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.42728352546691895},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3851183354854584},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3507692217826843},{"id":"https://openalex.org/C91154448","wikidata":"https://www.wikidata.org/wiki/Q623818","display_name":"Binary search tree","level":3,"score":0.29868632555007935},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25827556848526},{"id":"https://openalex.org/C207024777","wikidata":"https://www.wikidata.org/wiki/Q621673","display_name":"Search tree","level":3,"score":0.2100292444229126},{"id":"https://openalex.org/C125583679","wikidata":"https://www.wikidata.org/wiki/Q755673","display_name":"Search algorithm","level":2,"score":0.18235284090042114},{"id":"https://openalex.org/C197855036","wikidata":"https://www.wikidata.org/wiki/Q380172","display_name":"Binary tree","level":2,"score":0.11468890309333801},{"id":"https://openalex.org/C84927040","wikidata":"https://www.wikidata.org/wiki/Q6057306","display_name":"Interval tree","level":4,"score":0.11354634165763855}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0196-6774(88)90016-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0196-6774(88)90016-8","pdf_url":null,"source":{"id":"https://openalex.org/S110520077","display_name":"Journal of Algorithms","issn_l":"0196-6774","issn":["0196-6774","1090-2678"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319955","host_organization_name":"Academic Press","host_organization_lineage":["https://openalex.org/P4310319955","https://openalex.org/P4310320990"],"host_organization_lineage_names":["Academic Press","Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Algorithms","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1971037297","https://openalex.org/W1987842530","https://openalex.org/W2076977679","https://openalex.org/W2104027369","https://openalex.org/W2104125501","https://openalex.org/W2157803532","https://openalex.org/W2785641098","https://openalex.org/W2792385346","https://openalex.org/W3021035068","https://openalex.org/W6675659056","https://openalex.org/W6747494748"],"related_works":["https://openalex.org/W2474430297","https://openalex.org/W2170826808","https://openalex.org/W20126484","https://openalex.org/W1837592468","https://openalex.org/W2962796379","https://openalex.org/W3032777455","https://openalex.org/W2736199201","https://openalex.org/W2048128011","https://openalex.org/W2072157347","https://openalex.org/W1966182812"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}