{"id":"https://openalex.org/W4310902939","doi":"https://doi.org/10.1109/itw54588.2022.9965887","title":"Efficient Private Storage of Sparse Machine Learning Data","display_name":"Efficient Private Storage of Sparse Machine Learning Data","publication_year":2022,"publication_date":"2022-11-01","ids":{"openalex":"https://openalex.org/W4310902939","doi":"https://doi.org/10.1109/itw54588.2022.9965887"},"language":"en","primary_location":{"id":"doi:10.1109/itw54588.2022.9965887","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw54588.2022.9965887","pdf_url":null,"source":{"id":"https://openalex.org/S4363606450","display_name":"2022 IEEE Information Theory Workshop (ITW)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 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/A5055903018","display_name":"Marvin Xhemrishi","orcid":"https://orcid.org/0000-0001-5341-9954"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Marvin Xhemrishi","raw_affiliation_strings":["Technical University of Munich,Institute for Communications Engineering,Munich,Germany","Institute for Communications Engineering, Technical University of Munich, Munich, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Munich,Institute for Communications Engineering,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]},{"raw_affiliation_string":"Institute for Communications Engineering, Technical University of Munich, Munich, Germany","institution_ids":["https://openalex.org/I62916508"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019059202","display_name":"Maximilian Egger","orcid":"https://orcid.org/0000-0003-2677-4074"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Maximilian Egger","raw_affiliation_strings":["Technical University of Munich,Institute for Communications Engineering,Munich,Germany","Institute for Communications Engineering, Technical University of Munich, Munich, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Munich,Institute for Communications Engineering,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]},{"raw_affiliation_string":"Institute for Communications Engineering, Technical University of Munich, Munich, Germany","institution_ids":["https://openalex.org/I62916508"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024768934","display_name":"Rawad Bitar","orcid":"https://orcid.org/0000-0002-4421-1024"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Rawad Bitar","raw_affiliation_strings":["Technical University of Munich,Institute for Communications Engineering,Munich,Germany","Institute for Communications Engineering, Technical University of Munich, Munich, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Munich,Institute for Communications Engineering,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]},{"raw_affiliation_string":"Institute for Communications Engineering, Technical University of Munich, Munich, Germany","institution_ids":["https://openalex.org/I62916508"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5055903018"],"corresponding_institution_ids":["https://openalex.org/I62916508"],"apc_list":null,"apc_paid":null,"fwci":0.2079,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.4286253,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"214","last_page":"219"},"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998000264167786,"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/T11612","display_name":"Stochastic Gradient Optimization Techniques","score":0.9991000294685364,"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/computer-science","display_name":"Computer science","score":0.7573271989822388},{"id":"https://openalex.org/keywords/private-information-retrieval","display_name":"Private information retrieval","score":0.5680528879165649},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.5599187612533569},{"id":"https://openalex.org/keywords/information-leakage","display_name":"Information leakage","score":0.5470883846282959},{"id":"https://openalex.org/keywords/limiting","display_name":"Limiting","score":0.5382003784179688},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.5118123888969421},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4857788383960724},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4796912372112274},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.464713454246521},{"id":"https://openalex.org/keywords/distributed-data-store","display_name":"Distributed data store","score":0.4476887881755829},{"id":"https://openalex.org/keywords/neural-coding","display_name":"Neural coding","score":0.4363025724887848},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.43437132239341736},{"id":"https://openalex.org/keywords/lift","display_name":"Lift (data mining)","score":0.4145129919052124},{"id":"https://openalex.org/keywords/sparse-approximation","display_name":"Sparse approximation","score":0.41090357303619385},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.40954431891441345},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3112025558948517},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.30328163504600525},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2843555212020874},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2741461992263794},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.18865469098091125},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.1570945382118225},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11479419469833374},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09690755605697632}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7573271989822388},{"id":"https://openalex.org/C99221444","wikidata":"https://www.wikidata.org/wiki/Q1532069","display_name":"Private information retrieval","level":2,"score":0.5680528879165649},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.5599187612533569},{"id":"https://openalex.org/C2779201187","wikidata":"https://www.wikidata.org/wiki/Q2775060","display_name":"Information leakage","level":2,"score":0.5470883846282959},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.5382003784179688},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.5118123888969421},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4857788383960724},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4796912372112274},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.464713454246521},{"id":"https://openalex.org/C24885549","wikidata":"https://www.wikidata.org/wiki/Q339678","display_name":"Distributed data store","level":2,"score":0.4476887881755829},{"id":"https://openalex.org/C77637269","wikidata":"https://www.wikidata.org/wiki/Q7002051","display_name":"Neural coding","level":2,"score":0.4363025724887848},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.43437132239341736},{"id":"https://openalex.org/C139002025","wikidata":"https://www.wikidata.org/wiki/Q3001212","display_name":"Lift (data mining)","level":2,"score":0.4145129919052124},{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.41090357303619385},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.40954431891441345},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3112025558948517},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.30328163504600525},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2843555212020874},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2741461992263794},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.18865469098091125},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.1570945382118225},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11479419469833374},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09690755605697632},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itw54588.2022.9965887","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw54588.2022.9965887","pdf_url":null,"source":{"id":"https://openalex.org/S4363606450","display_name":"2022 IEEE Information Theory Workshop (ITW)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320333065","display_name":"Seventh Framework Programme","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1641218312","https://openalex.org/W1986490170","https://openalex.org/W1990304797","https://openalex.org/W2109394932","https://openalex.org/W2118925326","https://openalex.org/W2120770247","https://openalex.org/W2128853364","https://openalex.org/W2129812935","https://openalex.org/W2141420453","https://openalex.org/W2167046508","https://openalex.org/W2271268108","https://openalex.org/W2296125569","https://openalex.org/W2535290256","https://openalex.org/W2731854684","https://openalex.org/W2787606899","https://openalex.org/W2963007332","https://openalex.org/W2964275527","https://openalex.org/W2970097841","https://openalex.org/W3080830590","https://openalex.org/W3133779572","https://openalex.org/W3198850677","https://openalex.org/W3208593175","https://openalex.org/W4289713085","https://openalex.org/W6694958706","https://openalex.org/W6747961934"],"related_works":["https://openalex.org/W2890544631","https://openalex.org/W2067062989","https://openalex.org/W4205656132","https://openalex.org/W2111634407","https://openalex.org/W3004790527","https://openalex.org/W2203155458","https://openalex.org/W2783282829","https://openalex.org/W2138494306","https://openalex.org/W2539392819","https://openalex.org/W212310357"],"abstract_inverted_index":{"We":[0,113],"consider":[1],"the":[2,22,49,65,73,77,92,96,109,116,128,135,141],"problem":[3],"of":[4,11,75,118],"maintaining":[5,43],"sparsity":[6,68,107,137],"in":[7,25],"private":[8],"distributed":[9],"storage":[10,66,97],"confidential":[12],"machine":[13,26],"learning":[14,27],"data.":[15],"In":[16,87],"many":[17],"applications,":[18],"e.g.,":[19],"face":[20],"recognition,":[21],"data":[23],"used":[24],"algorithms":[28],"is":[29],"represented":[30],"by":[31],"sparse":[32,50,129],"matrices":[33,51,131,133],"which":[34],"can":[35,69],"be":[36,70],"stored":[37],"and":[38,99,108,121],"processed":[39],"efficiently.":[40],"However,":[41],"mechanisms":[42],"perfect":[44,78],"information-theoretic":[45,79],"privacy":[46,80,111],"require":[47],"encoding":[48],"into":[52,132],"randomized":[53],"dense":[54],"matrices.":[55],"It":[56],"has":[57],"been":[58],"shown":[59],"that,":[60],"under":[61],"some":[62,84],"restrictions":[63,93],"on":[64,95,115],"nodes,":[67],"maintained":[71],"at":[72],"expense":[74],"relaxing":[76],"requirement,":[81],"i.e.,":[82],"allowing":[83],"information":[85,142],"leakage.":[86,143],"this":[88],"work,":[89],"we":[90],"lift":[91],"imposed":[94],"nodes":[98,120],"show":[100],"that":[101,126],"there":[102],"exists":[103],"a":[104,123],"trade-off":[105],"between":[106],"achievable":[110],"guarantees.":[112],"focus":[114],"setting":[117],"non-colluding":[119],"construct":[122],"coding":[124],"scheme":[125],"encodes":[127],"input":[130],"with":[134],"desired":[136],"level":[138],"while":[139],"limiting":[140]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}