{"id":"https://openalex.org/W2058957542","doi":"https://doi.org/10.1145/1227161.1370602","title":"A dictionary implementation based on dynamic perfect hashing","display_name":"A dictionary implementation based on dynamic perfect hashing","publication_year":2008,"publication_date":"2008-06-01","ids":{"openalex":"https://openalex.org/W2058957542","doi":"https://doi.org/10.1145/1227161.1370602","mag":"2058957542"},"language":"en","primary_location":{"id":"doi:10.1145/1227161.1370602","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1227161.1370602","pdf_url":null,"source":{"id":"https://openalex.org/S201104086","display_name":"ACM Journal of Experimental Algorithmics","issn_l":"1084-6654","issn":["1084-6654"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Journal of Experimental Algorithmics","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/A5067257613","display_name":"Martin Dietzfelbinger","orcid":"https://orcid.org/0000-0001-5484-3474"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Martin Dietzfelbinger","raw_affiliation_strings":["Technische Universit\u00e4t Ilmenau, Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Ilmenau, Germany","institution_ids":["https://openalex.org/I119449181"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068277896","display_name":"Martin H\u00fchne","orcid":null},"institutions":[{"id":"https://openalex.org/I3130920692","display_name":"South Westphalia University of Applied Sciences","ror":"https://ror.org/04t5phd24","country_code":"DE","type":"education","lineage":["https://openalex.org/I3130920692"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Martin H\u00fchne","raw_affiliation_strings":["Fachhochschule S\u00fcdwestfalen, Iserlohn, Germany"],"affiliations":[{"raw_affiliation_string":"Fachhochschule S\u00fcdwestfalen, Iserlohn, Germany","institution_ids":["https://openalex.org/I3130920692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042594343","display_name":"Christoph Weidling","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Christoph Weidling","raw_affiliation_strings":["DocuWare AG, Germering, Germany"],"affiliations":[{"raw_affiliation_string":"DocuWare AG, Germering, Germany","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5067257613"],"corresponding_institution_ids":["https://openalex.org/I119449181"],"apc_list":null,"apc_paid":null,"fwci":0.79814524,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.83728614,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":null,"first_page":"1","last_page":"25"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9987999796867371,"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":0.9987999796867371,"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/T11478","display_name":"Caching and Content Delivery","score":0.9962999820709229,"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"}},{"id":"https://openalex.org/T12029","display_name":"DNA and Biological Computing","score":0.9912999868392944,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.785893440246582},{"id":"https://openalex.org/keywords/dynamic-perfect-hashing","display_name":"Dynamic perfect hashing","score":0.7832968831062317},{"id":"https://openalex.org/keywords/linear-hashing","display_name":"Linear hashing","score":0.7135454416275024},{"id":"https://openalex.org/keywords/perfect-hash-function","display_name":"Perfect hash function","score":0.6718842387199402},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6373035311698914},{"id":"https://openalex.org/keywords/hash-table","display_name":"Hash table","score":0.6319683194160461},{"id":"https://openalex.org/keywords/universal-hashing","display_name":"Universal hashing","score":0.5683647990226746},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.5560681223869324},{"id":"https://openalex.org/keywords/string","display_name":"String (physics)","score":0.4487721025943756},{"id":"https://openalex.org/keywords/k-independent-hashing","display_name":"K-independent hashing","score":0.4416429102420807},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.4271922707557678},{"id":"https://openalex.org/keywords/consistent-hashing","display_name":"Consistent hashing","score":0.4206233024597168},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4199773371219635},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3749350905418396},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32732826471328735}],"concepts":[{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.785893440246582},{"id":"https://openalex.org/C122907437","wikidata":"https://www.wikidata.org/wiki/Q5318999","display_name":"Dynamic perfect hashing","level":5,"score":0.7832968831062317},{"id":"https://openalex.org/C36375716","wikidata":"https://www.wikidata.org/wiki/Q6553456","display_name":"Linear hashing","level":5,"score":0.7135454416275024},{"id":"https://openalex.org/C87431388","wikidata":"https://www.wikidata.org/wiki/Q2070573","display_name":"Perfect hash function","level":4,"score":0.6718842387199402},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6373035311698914},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.6319683194160461},{"id":"https://openalex.org/C116058348","wikidata":"https://www.wikidata.org/wiki/Q846912","display_name":"Universal hashing","level":5,"score":0.5683647990226746},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.5560681223869324},{"id":"https://openalex.org/C157486923","wikidata":"https://www.wikidata.org/wiki/Q1376436","display_name":"String (physics)","level":2,"score":0.4487721025943756},{"id":"https://openalex.org/C187062812","wikidata":"https://www.wikidata.org/wiki/Q6322840","display_name":"K-independent hashing","level":5,"score":0.4416429102420807},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.4271922707557678},{"id":"https://openalex.org/C56856351","wikidata":"https://www.wikidata.org/wiki/Q1757218","display_name":"Consistent hashing","level":5,"score":0.4206233024597168},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4199773371219635},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3749350905418396},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32732826471328735},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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:10.1145/1227161.1370602","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1227161.1370602","pdf_url":null,"source":{"id":"https://openalex.org/S201104086","display_name":"ACM Journal of Experimental Algorithmics","issn_l":"1084-6654","issn":["1084-6654"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Journal of Experimental Algorithmics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5253010598","display_name":null,"funder_award_id":"Di 412/5-1","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"},{"id":"https://openalex.org/F4320330412","display_name":"Scheme for Promotion of Academic and Research Collaboration","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W602942080","https://openalex.org/W2039852170","https://openalex.org/W2052207834","https://openalex.org/W2077229436","https://openalex.org/W2144399314","https://openalex.org/W2146005787","https://openalex.org/W2165621523"],"related_works":["https://openalex.org/W4385382899","https://openalex.org/W2084899141","https://openalex.org/W2094127768","https://openalex.org/W1486630602","https://openalex.org/W1967593546","https://openalex.org/W3147234119","https://openalex.org/W1994360333","https://openalex.org/W1551533237","https://openalex.org/W2072057882","https://openalex.org/W2149143947"],"abstract_inverted_index":{"We":[0,112],"describe":[1,122],"experimental":[2],"results":[3],"on":[4,131,144,149,156],"an":[5,35],"implementation":[6,15],"of":[7,13,37,84,117,124,134,147,152,160],"a":[8,57,78],"dynamic":[9,118],"dictionary.":[10],"The":[11,128],"basis":[12],"our":[14],"is":[16,60,77,110,130],"\u201cdynamic":[17],"perfect":[18,79,119],"hashing\u201d":[19],"as":[20],"described":[21],"by":[22,42],"Dietzfelbinger":[23],"et":[24,44],"al.":[25,45],"(":[26,46],"SIAM":[27],"J.":[28,47],"Computing":[29],"23":[30],",":[31],"1994,":[32],"pp.":[33,51],"738--761),":[34],"extension":[36],"the":[38,54,64,73,114,125,132,135,145,150,157,161],"storage":[39],"scheme":[40],"proposed":[41],"Fredman":[43],"ACM":[48],"31,":[49],"1984,":[50],"538--544).":[52],"At":[53],"top":[55],"level,":[56,75],"hash":[58,80,136],"function":[59,81,137],"used":[61],"to":[62,66],"partition":[63],"keys":[65],"be":[67],"stored":[68],"into":[69],"several":[70],"sets.":[71,86],"On":[72],"second":[74],"there":[76],"for":[82,94,102,139],"each":[83],"these":[85],"This":[87],"technique":[88],"guarantees":[89],"O":[90,98],"(1)":[91,99],"worst-case":[92],"time":[93,101],"lookup":[95],"and":[96,104,121,141,155],"expected":[97],"amortized":[100],"insertion":[103],"deletion,":[105],"while":[106],"only":[107],"linear":[108],"space":[109,158],"required.":[111],"study":[113],"practical":[115],"performance":[116],"hashing":[120],"improvements":[123],"basic":[126],"scheme.":[127],"focus":[129],"choice":[133],"(both":[138],"integer":[140],"string":[142],"keys),":[143],"efficiency":[146],"rehashing,":[148],"handling":[151],"small":[153],"buckets,":[154],"requirements":[159],"implementation.":[162]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
