{"id":"https://openalex.org/W4411141422","doi":"https://doi.org/10.1145/3725232","title":"Differentially Private Substring and Document Counting","display_name":"Differentially Private Substring and Document Counting","publication_year":2025,"publication_date":"2025-06-09","ids":{"openalex":"https://openalex.org/W4411141422","doi":"https://doi.org/10.1145/3725232"},"language":"en","primary_location":{"id":"doi:10.1145/3725232","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3725232","pdf_url":null,"source":{"id":"https://openalex.org/S4387289859","display_name":"Proceedings of the ACM on Management of Data","issn_l":"2836-6573","issn":["2836-6573"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Management of Data","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1145/3725232","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085190716","display_name":"Giulia Bernardini","orcid":"https://orcid.org/0000-0001-6647-088X"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Giulia Bernardini","raw_affiliation_strings":["University of Milan, Milan, Italy"],"affiliations":[{"raw_affiliation_string":"University of Milan, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083100766","display_name":"Philip Bille","orcid":"https://orcid.org/0000-0002-1120-5154"},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Philip Bille","raw_affiliation_strings":["Technical University of Denmark, Kgs. Lyngby, Denmark"],"affiliations":[{"raw_affiliation_string":"Technical University of Denmark, Kgs. Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070148734","display_name":"Inge Li G\u00f8rtz","orcid":"https://orcid.org/0000-0002-8322-4952"},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Inge Li G\u00f8rtz","raw_affiliation_strings":["Technical University of Denmark, Kgs. Lyngby, Denmark"],"affiliations":[{"raw_affiliation_string":"Technical University of Denmark, Kgs. Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089799104","display_name":"Teresa Anna Steiner","orcid":"https://orcid.org/0000-0003-1078-4075"},"institutions":[{"id":"https://openalex.org/I177969490","display_name":"University of Southern Denmark","ror":"https://ror.org/03yrrjy16","country_code":"DK","type":"education","lineage":["https://openalex.org/I177969490"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Teresa Anna Steiner","raw_affiliation_strings":["University of Southern Denmark, Odense, Denmark"],"affiliations":[{"raw_affiliation_string":"University of Southern Denmark, Odense, Denmark","institution_ids":["https://openalex.org/I177969490"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5085190716"],"corresponding_institution_ids":["https://openalex.org/I189158943"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06245097,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":"2","first_page":"1","last_page":"27"},"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/T12029","display_name":"DNA and Biological Computing","score":0.9901999831199646,"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"}},{"id":"https://openalex.org/T12162","display_name":"Cellular Automata and Applications","score":0.9894999861717224,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/substring","display_name":"Substring","score":0.7708556652069092},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5045028924942017},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.1699906587600708},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.11006954312324524}],"concepts":[{"id":"https://openalex.org/C182407805","wikidata":"https://www.wikidata.org/wiki/Q2626534","display_name":"Substring","level":3,"score":0.7708556652069092},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5045028924942017},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.1699906587600708},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.11006954312324524}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3725232","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3725232","pdf_url":null,"source":{"id":"https://openalex.org/S4387289859","display_name":"Proceedings of the ACM on Management of Data","issn_l":"2836-6573","issn":["2836-6573"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Management of Data","raw_type":"journal-article"},{"id":"pmh:oai:sdu.dk:openaire/e93045ca-286e-47ed-8c0a-654a8de3bd24","is_oa":true,"landing_page_url":"https://portal.findresearcher.sdu.dk/da/publications/e93045ca-286e-47ed-8c0a-654a8de3bd24","pdf_url":null,"source":{"id":"https://openalex.org/S4306400423","display_name":"University of Southern Denmark Research Portal (University of Southern Denmark)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I177969490","host_organization_name":"University of Southern Denmark","host_organization_lineage":["https://openalex.org/I177969490"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bernardini, G, Bille, P, G\u00f8rtz, I L & Steiner, T A 2025, 'Differentially Private Substring and Document Counting', Proceedings of the ACM on Management of Data, vol. 3, no. 2, 95. https://doi.org/10.1145/3725232","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:air.unimi.it:2434/1171848","is_oa":true,"landing_page_url":"https://hdl.handle.net/2434/1171848","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1145/3725232","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3725232","pdf_url":null,"source":{"id":"https://openalex.org/S4387289859","display_name":"Proceedings of the ACM on Management of Data","issn_l":"2836-6573","issn":["2836-6573"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Management of Data","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5451955345","display_name":null,"funder_award_id":"VIL51463","funder_id":"https://openalex.org/F4320310490","funder_display_name":"Villum Fonden"}],"funders":[{"id":"https://openalex.org/F4320310490","display_name":"Villum Fonden","ror":"https://ror.org/007ww2d15"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W136004222","https://openalex.org/W1495731517","https://openalex.org/W1565681997","https://openalex.org/W1606520508","https://openalex.org/W1673794779","https://openalex.org/W1966862198","https://openalex.org/W1973056687","https://openalex.org/W1989347828","https://openalex.org/W2010523825","https://openalex.org/W2011999472","https://openalex.org/W2012992615","https://openalex.org/W2014318353","https://openalex.org/W2015569667","https://openalex.org/W2018804864","https://openalex.org/W2022942275","https://openalex.org/W2024147613","https://openalex.org/W2042364367","https://openalex.org/W2049204576","https://openalex.org/W2068471245","https://openalex.org/W2072021854","https://openalex.org/W2081442360","https://openalex.org/W2107079154","https://openalex.org/W2107082304","https://openalex.org/W2108215372","https://openalex.org/W2110868467","https://openalex.org/W2137120608","https://openalex.org/W2138865266","https://openalex.org/W2141902405","https://openalex.org/W2159647614","https://openalex.org/W2171200367","https://openalex.org/W2236011587","https://openalex.org/W2761188098","https://openalex.org/W2794566778","https://openalex.org/W2794674331","https://openalex.org/W2800098042","https://openalex.org/W2803952841","https://openalex.org/W2809008139","https://openalex.org/W2827187001","https://openalex.org/W2889833303","https://openalex.org/W2963281172","https://openalex.org/W2963384289","https://openalex.org/W2982280869","https://openalex.org/W2999295646","https://openalex.org/W3198482522","https://openalex.org/W4206958155","https://openalex.org/W4213106720","https://openalex.org/W4224884391","https://openalex.org/W4235253945","https://openalex.org/W4248861293","https://openalex.org/W4309805215","https://openalex.org/W4312122848","https://openalex.org/W4376639527","https://openalex.org/W4385367617","https://openalex.org/W4396790411","https://openalex.org/W4412223717"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W1583922594","https://openalex.org/W1542422837","https://openalex.org/W1974038726","https://openalex.org/W2998448420","https://openalex.org/W1598224733","https://openalex.org/W4280502676","https://openalex.org/W2000769876"],"abstract_inverted_index":{"Differential":[0],"privacy":[1,7],"is":[2,18,35,117,128,135,145,200],"the":[3,16,31,52,64,67,81,118,125,129,136,139,159,201,205,253,257],"gold":[4],"standard":[5],"for":[6,102,156,161,212,235],"in":[8,51,63,124],"data":[9,13,17,97,173,180,228,258],"analysis.":[10],"In":[11,76,177],"many":[12,27,61],"analysis":[14],"applications,":[15],"a":[19,45,49,70,107,122,149,209,216],"database":[20,53],"of":[21,26,30,37,84,111,121,131,138,219,224,256],"documents.":[22],"For":[23,247],"databases":[24],"consisting":[25],"documents,":[28,132],"one":[29],"most":[32],"fundamental":[33],"problems":[34],"that":[36,143,155],"pattern":[38,46,68],"matching":[39],"and":[40,58,86,133,194,244],"computing":[41,215],"(i)":[42],"how":[43,60],"often":[44],"appears":[47],"as":[48,69,239],"substring":[50,55,71,85],"(":[54,72],"counting":[56,74,88,163,220],")":[57,185,191],"(ii)":[59],"documents":[62],"collection":[65],"contain":[66],"document":[73,87,123,162],").":[75],"this":[77,100,144],"paper,":[78],"we":[79,153,207,250],"initiate":[80],"theoretical":[82],"study":[83],"under":[89],"differential":[90],"privacy.":[91],"We":[92,141],"give":[93],"an":[94],"\u03b5-differentially":[95],"private":[96],"structure":[98],"solving":[99],"problem":[101],"all":[103],"patterns":[104],"simultaneously":[105],"with":[106],"maximum":[108,119],"additive":[109],"error":[110],"O(\ud835\udcc1":[112],"\u2022":[113,169],"polylog(n\ud835\udcc1|\u03a3|)),":[114],"where":[115,198],"\ud835\udcc1":[116,189],"length":[120],"database,":[126],"n":[127],"number":[130],"|\u03a3|":[134],"size":[137],"alphabet.":[140],"show":[142,154],"optimal":[146],"up":[147],"to":[148,167,232],"O(polylog(\ud835\udcc3\ud835\udcc1))":[150],"factor.":[151],"Further,":[152],"(\u03b5,\u03b4)-differential":[157],"privacy,":[158],"bound":[160],"can":[164],"be":[165],"improved":[166,233],"O(\u221a\ud835\udcc1":[168],"polylog(\ud835\udcc3\ud835\udcc1|\u03a3|)).":[170],"Additionally,":[171],"our":[172,179],"structures":[174,181,229],"are":[175],"efficient.":[176],"particular,":[178],"use":[182],"O(\ud835\udcc3\ud835\udcc1":[183],"2":[184,188],"space,":[186],"O(\ud835\udcc3":[187],"4":[190],"preprocessing":[192,254],"time,":[193],"O(|P|)":[195],"query":[196,202],"time":[197,255],"P":[199],"pattern.":[203],"Along":[204],"way,":[206],"develop":[208],"new":[210],"technique":[211],"differentially":[213],"privately":[214,240],"general":[217],"class":[218],"functions":[221],"on":[222],"trees":[223],"independent":[225],"interest.":[226],"Our":[227],"immediately":[230],"lead":[231],"algorithms":[234],"related":[236],"problems,":[237],"such":[238],"mining":[241],"frequent":[242],"substrings":[243],"q":[245,248],"-grams.":[246],"-grams,":[249],"further":[251],"improve":[252],"structure.":[259]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
