{"id":"https://openalex.org/W2115735404","doi":"https://doi.org/10.1007/3-540-10828-9_53","title":"Trees as data and file structures","display_name":"Trees as data and file structures","publication_year":1981,"publication_date":"1981-01-01","ids":{"openalex":"https://openalex.org/W2115735404","doi":"https://doi.org/10.1007/3-540-10828-9_53","mag":"2115735404"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-10828-9_53","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-10828-9_53","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/A5112628541","display_name":"J. Nievergelt","orcid":null},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"J. Nievergelt","raw_affiliation_strings":["Informatik, ETH, Zurich","Informatik, ETH"],"affiliations":[{"raw_affiliation_string":"Informatik, ETH, Zurich","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"Informatik, ETH","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5112628541"],"corresponding_institution_ids":["https://openalex.org/I35440088"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.8778,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.8507014,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"35","last_page":"45"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9998999834060669,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9998999834060669,"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/T11106","display_name":"Data Management and Algorithms","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9991999864578247,"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/computer-science","display_name":"Computer science","score":0.8127428293228149},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.7242069244384766},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5452951788902283},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.47263285517692566},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4600382447242737},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.45838943123817444},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.4580816626548767},{"id":"https://openalex.org/keywords/hash-table","display_name":"Hash table","score":0.4500020146369934},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.44419461488723755},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.4439443349838257},{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.4296322166919708},{"id":"https://openalex.org/keywords/search-tree","display_name":"Search tree","score":0.4182429611682892},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3499641418457031},{"id":"https://openalex.org/keywords/search-algorithm","display_name":"Search algorithm","score":0.21356722712516785},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.18045449256896973},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12201476097106934},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.08139237761497498}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8127428293228149},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.7242069244384766},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5452951788902283},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.47263285517692566},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4600382447242737},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.45838943123817444},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.4580816626548767},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.4500020146369934},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.44419461488723755},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.4439443349838257},{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.4296322166919708},{"id":"https://openalex.org/C207024777","wikidata":"https://www.wikidata.org/wiki/Q621673","display_name":"Search tree","level":3,"score":0.4182429611682892},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3499641418457031},{"id":"https://openalex.org/C125583679","wikidata":"https://www.wikidata.org/wiki/Q755673","display_name":"Search algorithm","level":2,"score":0.21356722712516785},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.18045449256896973},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12201476097106934},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.08139237761497498},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-10828-9_53","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-10828-9_53","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W101498165","https://openalex.org/W172574161","https://openalex.org/W1503711371","https://openalex.org/W1514585332","https://openalex.org/W1655990431","https://openalex.org/W1980806195","https://openalex.org/W1993449345","https://openalex.org/W1998872256","https://openalex.org/W2001576302","https://openalex.org/W2017602223","https://openalex.org/W2021615496","https://openalex.org/W2026166434","https://openalex.org/W2051049045","https://openalex.org/W2051922558","https://openalex.org/W2060978628","https://openalex.org/W2067021215","https://openalex.org/W2084325555","https://openalex.org/W2087966340","https://openalex.org/W2099117306","https://openalex.org/W2106922914","https://openalex.org/W2132453167","https://openalex.org/W2151454836","https://openalex.org/W2161694911","https://openalex.org/W2169660454","https://openalex.org/W2337480916","https://openalex.org/W2431458507","https://openalex.org/W2901608006","https://openalex.org/W3189934495"],"related_works":["https://openalex.org/W1835589799","https://openalex.org/W2144265691","https://openalex.org/W1605991620","https://openalex.org/W4387251676","https://openalex.org/W4385261619","https://openalex.org/W2064670891","https://openalex.org/W2297928690","https://openalex.org/W1526349202","https://openalex.org/W2914106632","https://openalex.org/W4387083909"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}