{"id":"https://openalex.org/W2785948036","doi":"https://doi.org/10.1109/itw.2017.8277926","title":"On the minimum worst-case cost and the minimum average cost to erase information","display_name":"On the minimum worst-case cost and the minimum average cost to erase information","publication_year":2017,"publication_date":"2017-11-01","ids":{"openalex":"https://openalex.org/W2785948036","doi":"https://doi.org/10.1109/itw.2017.8277926","mag":"2785948036"},"language":"en","primary_location":{"id":"doi:10.1109/itw.2017.8277926","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw.2017.8277926","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Information Theory Workshop (ITW)","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/A5032864102","display_name":"Tetsunao Matsuta","orcid":"https://orcid.org/0000-0002-3916-5860"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]},{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Tetsunao Matsuta","raw_affiliation_strings":["Department of Information and Communications Engineering, Tokyo Institute of Technology, Tokyo, JAPAN"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communications Engineering, Tokyo Institute of Technology, Tokyo, JAPAN","institution_ids":["https://openalex.org/I90023481","https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077493107","display_name":"Tomohiko Uyematsu","orcid":"https://orcid.org/0000-0002-9876-6789"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]},{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomohiko Uyematsu","raw_affiliation_strings":["Department of Information and Communications Engineering, Tokyo Institute of Technology, Tokyo, JAPAN"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communications Engineering, Tokyo Institute of Technology, Tokyo, JAPAN","institution_ids":["https://openalex.org/I90023481","https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5032864102"],"corresponding_institution_ids":["https://openalex.org/I114531698","https://openalex.org/I90023481"],"apc_list":null,"apc_paid":null,"fwci":0.2189,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.62279859,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"254","last_page":"258"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","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"}},"topics":[{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","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"}},{"id":"https://openalex.org/T11424","display_name":"Security and Verification in Computing","score":0.9908999800682068,"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/T10237","display_name":"Cryptography and Data Security","score":0.9767000079154968,"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/sequence","display_name":"Sequence (biology)","score":0.7728517651557922},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5536582469940186},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.44851094484329224},{"id":"https://openalex.org/keywords/total-cost","display_name":"Total cost","score":0.4371342062950134},{"id":"https://openalex.org/keywords/zero","display_name":"Zero (linguistics)","score":0.41555118560791016},{"id":"https://openalex.org/keywords/information-theory","display_name":"Information theory","score":0.4152153730392456},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4143086373806},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40449023246765137},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33250004053115845},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.3206760883331299},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13795903325080872}],"concepts":[{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.7728517651557922},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5536582469940186},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.44851094484329224},{"id":"https://openalex.org/C182299520","wikidata":"https://www.wikidata.org/wiki/Q1289588","display_name":"Total cost","level":2,"score":0.4371342062950134},{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.41555118560791016},{"id":"https://openalex.org/C52622258","wikidata":"https://www.wikidata.org/wiki/Q131222","display_name":"Information theory","level":2,"score":0.4152153730392456},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4143086373806},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40449023246765137},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33250004053115845},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.3206760883331299},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13795903325080872},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itw.2017.8277926","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw.2017.8277926","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W79265410","https://openalex.org/W1549664537","https://openalex.org/W1585665690","https://openalex.org/W2099111195","https://openalex.org/W2133422510","https://openalex.org/W2478708596","https://openalex.org/W2913853988","https://openalex.org/W4251984466","https://openalex.org/W4302366875","https://openalex.org/W6679605970"],"related_works":["https://openalex.org/W3013650182","https://openalex.org/W2989283631","https://openalex.org/W4249605382","https://openalex.org/W4313491656","https://openalex.org/W3279617","https://openalex.org/W4402958497","https://openalex.org/W1991183963","https://openalex.org/W2053087750","https://openalex.org/W2146390824","https://openalex.org/W2250701745"],"abstract_inverted_index":{"We":[0,111,146],"normally":[1],"hold":[2],"a":[3,35],"lot":[4],"of":[5,32,37,42,63,69,104,134],"confidential":[6],"information":[7,21,33,74,121],"in":[8,157],"hard":[9],"disk":[10],"drives":[11],"and":[12,96,126],"solid-state":[13],"drives.":[14],"When":[15],"we":[16,26,80],"want":[17],"to":[18,22,28,72,90,109,138,144],"erase":[19,73,91],"such":[20,65,117],"prevent":[23],"the":[24,30,43,61,67,83,88,92,97,102,105,113,119,123,127,132,135,141,149,158],"leakage,":[25],"have":[27],"overwrite":[29],"sequence":[31,36,95,125,129],"with":[34,82,107],"symbols":[38,54,71],"that":[39,118],"is":[40,47,75,87,101],"independent":[41],"information.":[44],"The":[45],"overwriting":[46],"needed":[48],"only":[49],"at":[50],"places":[51],"where":[52],"overwritten":[53,70,128],"are":[55],"different":[56],"from":[57],"original":[58,124],"symbols.":[59],"Then,":[60],"cost":[62,85,89,99,106,116,152],"overwrites":[64],"as":[66,140],"number":[68],"important.":[76],"In":[77],"this":[78],"paper,":[79],"deal":[81],"worst-case":[84,115],"which":[86,100],"most":[93],"laborious":[94],"average":[98,151],"expectation":[103],"respect":[108],"sequences.":[110],"clarify":[112,148],"minimum":[114,150],"mutual":[120],"between":[122],"normalized":[130],"by":[131],"blocklength":[133,142,160],"sequences":[136],"goes":[137],"zero":[139],"tends":[143],"infinity.":[145],"also":[147],"for":[153],"stationary":[154],"memoryless":[155],"sources":[156],"finite":[159],"regime.":[161]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-03-25T13:04:00.132906","created_date":"2025-10-10T00:00:00"}