{"id":"https://openalex.org/W1649416139","doi":"https://doi.org/10.1109/isit.2015.7282763","title":"More efficient privacy amplification with less random seeds","display_name":"More efficient privacy amplification with less random seeds","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W1649416139","doi":"https://doi.org/10.1109/isit.2015.7282763","mag":"1649416139"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2015.7282763","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2015.7282763","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-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/A5024634142","display_name":"Masahito Hayashi","orcid":"https://orcid.org/0000-0003-3104-1000"},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]},{"id":"https://openalex.org/I4210133125","display_name":"Mitsubishi Electric (Japan)","ror":"https://ror.org/033y26782","country_code":"JP","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Masahito Hayashi","raw_affiliation_strings":["Graduate School of Mathematics, Nagoya University, Japan","Mitsubishi Electric Corporation, Information Technology R&D Center, Japan","Graduate School of Mathematics, Nagoya University, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Graduate School of Mathematics, Nagoya University, Japan","institution_ids":["https://openalex.org/I60134161"]},{"raw_affiliation_string":"Mitsubishi Electric Corporation, Information Technology R&D Center, Japan","institution_ids":["https://openalex.org/I4210133125"]},{"raw_affiliation_string":"Graduate School of Mathematics, Nagoya University, Japan#TAB#","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044733765","display_name":"Toyohiro Tsurumaru","orcid":"https://orcid.org/0000-0002-3768-0455"},"institutions":[{"id":"https://openalex.org/I39854257","display_name":"Mitsubishi Electric (Germany)","ror":"https://ror.org/04ccqwj03","country_code":"DE","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I39854257","https://openalex.org/I4210133125"]},{"id":"https://openalex.org/I4210133125","display_name":"Mitsubishi Electric (Japan)","ror":"https://ror.org/033y26782","country_code":"JP","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125"]}],"countries":["DE","JP"],"is_corresponding":false,"raw_author_name":"Toyohiro Tsurumaru","raw_affiliation_strings":["Mitsubishi Electric Corporation, Information Technology R&D Center, Japan","Mitsubishi Electric Corporation Information Technology R&D center, Japan"],"affiliations":[{"raw_affiliation_string":"Mitsubishi Electric Corporation, Information Technology R&D Center, Japan","institution_ids":["https://openalex.org/I4210133125"]},{"raw_affiliation_string":"Mitsubishi Electric Corporation Information Technology R&D center, Japan","institution_ids":["https://openalex.org/I39854257"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5024634142"],"corresponding_institution_ids":["https://openalex.org/I4210133125","https://openalex.org/I60134161"],"apc_list":null,"apc_paid":null,"fwci":1.2943,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.8518676,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"42","issue":null,"first_page":"1786","last_page":"1790"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","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/T10237","display_name":"Cryptography and Data Security","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/T10951","display_name":"Cryptographic Implementations and Security","score":0.9994000196456909,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9993000030517578,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.9123011827468872},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.8179140090942383},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6086388230323792},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5482299327850342},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.4339084029197693},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.43040263652801514},{"id":"https://openalex.org/keywords/sha-2","display_name":"SHA-2","score":0.4277641177177429},{"id":"https://openalex.org/keywords/random-function","display_name":"Random function","score":0.41288381814956665},{"id":"https://openalex.org/keywords/hash-chain","display_name":"Hash chain","score":0.41167643666267395},{"id":"https://openalex.org/keywords/hash-table","display_name":"Hash table","score":0.39882892370224},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3880120813846588},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3450477421283722},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3331035375595093},{"id":"https://openalex.org/keywords/random-variable","display_name":"Random variable","score":0.1891639232635498},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14994075894355774},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.14612030982971191},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.122557133436203}],"concepts":[{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.9123011827468872},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.8179140090942383},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6086388230323792},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5482299327850342},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.4339084029197693},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.43040263652801514},{"id":"https://openalex.org/C190157925","wikidata":"https://www.wikidata.org/wiki/Q1968605","display_name":"SHA-2","level":4,"score":0.4277641177177429},{"id":"https://openalex.org/C13929819","wikidata":"https://www.wikidata.org/wiki/Q176737","display_name":"Random function","level":3,"score":0.41288381814956665},{"id":"https://openalex.org/C135783594","wikidata":"https://www.wikidata.org/wiki/Q5678864","display_name":"Hash chain","level":3,"score":0.41167643666267395},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.39882892370224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3880120813846588},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3450477421283722},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3331035375595093},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.1891639232635498},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14994075894355774},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.14612030982971191},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.122557133436203},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2015.7282763","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2015.7282763","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.41999998688697815,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320912","display_name":"Ministry of Education, Culture, Sports, Science and Technology","ror":"https://ror.org/048rj2z13"},{"id":"https://openalex.org/F4320324089","display_name":"Centre for Quantum Technologies","ror":"https://ror.org/01mgdzc49"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W136026662","https://openalex.org/W1508777461","https://openalex.org/W1516938786","https://openalex.org/W1524896264","https://openalex.org/W1576688884","https://openalex.org/W1778571558","https://openalex.org/W1895574339","https://openalex.org/W1955330666","https://openalex.org/W1967175855","https://openalex.org/W1972227849","https://openalex.org/W1985623009","https://openalex.org/W1987336330","https://openalex.org/W1990187371","https://openalex.org/W2003762972","https://openalex.org/W2015880590","https://openalex.org/W2019807548","https://openalex.org/W2027642452","https://openalex.org/W2029358194","https://openalex.org/W2040874491","https://openalex.org/W2042235351","https://openalex.org/W2052207834","https://openalex.org/W2114805880","https://openalex.org/W2128122187","https://openalex.org/W2148043320","https://openalex.org/W2148587342","https://openalex.org/W2149974280","https://openalex.org/W2154300278","https://openalex.org/W2158541565","https://openalex.org/W2170240091","https://openalex.org/W2180630352","https://openalex.org/W2535210057","https://openalex.org/W2744939232","https://openalex.org/W2951669051","https://openalex.org/W2963995962","https://openalex.org/W2964059052","https://openalex.org/W2987687226","https://openalex.org/W2995235436","https://openalex.org/W3098081881","https://openalex.org/W3100542171","https://openalex.org/W3101044064","https://openalex.org/W3101078304","https://openalex.org/W3103199889","https://openalex.org/W3103409729","https://openalex.org/W3104284553","https://openalex.org/W6605563984","https://openalex.org/W6637906370","https://openalex.org/W6639505903","https://openalex.org/W6640973416","https://openalex.org/W6654347880","https://openalex.org/W6660715964","https://openalex.org/W6677252445","https://openalex.org/W7018815693"],"related_works":["https://openalex.org/W2069568684","https://openalex.org/W2982222368","https://openalex.org/W2154676777","https://openalex.org/W3151879525","https://openalex.org/W4252190074","https://openalex.org/W4210289650","https://openalex.org/W2475535869","https://openalex.org/W2765699882","https://openalex.org/W3046084963","https://openalex.org/W2370646144"],"abstract_inverted_index":{"We":[0,57],"explicitly":[1],"construct":[2,36,50],"random":[3,13],"hash":[4,40,55,60,64],"functions":[5,41,61],"for":[6,30],"privacy":[7],"amplification":[8],"(extractors)":[9],"that":[10],"require":[11],"smaller":[12],"seed":[14],"lengths":[15],"than":[16],"the":[17,44],"previous":[18],"literature,":[19],"and":[20],"still":[21],"allow":[22],"efficient":[23],"implementations":[24],"with":[25,62],"complexity":[26],"O(n":[27],"log":[28],"n)":[29],"input":[31],"length":[32],"n.":[33],"Firstly,":[34],"we":[35,49],"two":[37,52],"types":[38,53],"of":[39,54],"by":[42],"using":[43],"finite-filed.":[45],"Then,":[46],"concatenating":[47],"them,":[48],"other":[51],"functions.":[56],"compare":[58],"our":[59],"existing":[63],"function":[65],"in":[66],"an":[67],"asymptotic":[68],"setting":[69],"under":[70],"a":[71],"fixed":[72],"key":[73],"generation":[74],"rate.":[75]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}