{"id":"https://openalex.org/W7140119169","doi":"https://doi.org/10.1109/tkde.2026.3676441","title":"Plog: An Efficient and Privacy-Preserving Collaborative Learning Framework on Vertically Partitioned Graph Data","display_name":"Plog: An Efficient and Privacy-Preserving Collaborative Learning Framework on Vertically Partitioned Graph Data","publication_year":2026,"publication_date":"2026-03-23","ids":{"openalex":"https://openalex.org/W7140119169","doi":"https://doi.org/10.1109/tkde.2026.3676441"},"language":null,"primary_location":{"id":"doi:10.1109/tkde.2026.3676441","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2026.3676441","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","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/A5130390113","display_name":"Jiaqi Zhao","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaqi Zhao","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-1604-1953","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021292791","display_name":"Hui Zhu","orcid":"https://orcid.org/0000-0002-5853-633X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Zhu","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-5853-633X","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Junpeng Zhang","orcid":"https://orcid.org/0000-0003-0386-0025"},"institutions":[{"id":"https://openalex.org/I94611258","display_name":"Hebei Normal University","ror":"https://ror.org/004rbbw49","country_code":"CN","type":"education","lineage":["https://openalex.org/I94611258"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junpeng Zhang","raw_affiliation_strings":["Hebei Provincial Key Laboratory of Network &#x0026; Information Security, Hebei Normal University, Shijiazhuang, China"],"raw_orcid":"https://orcid.org/0000-0003-0386-0025","affiliations":[{"raw_affiliation_string":"Hebei Provincial Key Laboratory of Network &#x0026; Information Security, Hebei Normal University, Shijiazhuang, China","institution_ids":["https://openalex.org/I94611258"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074506535","display_name":"Xiaoyu Kou","orcid":"https://orcid.org/0000-0002-1238-967X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoyu Kou","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0009-0005-0855-0693","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130376687","display_name":"Haonan Yan","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haonan Yan","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-1784-6091","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120916634","display_name":"Fengwei Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengwei Wang","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-6886-8258","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024453724","display_name":"Hui Li","orcid":"https://orcid.org/0000-0001-8310-7169"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Li","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0001-8310-7169","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.34645539,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"38","issue":"6","first_page":"3835","last_page":"3848"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.6565999984741211,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.6565999984741211,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.27730000019073486,"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/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.005400000140070915,"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/collaborative-learning","display_name":"Collaborative learning","score":0.5425999760627747},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4805000126361847},{"id":"https://openalex.org/keywords/collaborative-software","display_name":"Collaborative software","score":0.3885999917984009},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.3456000089645386},{"id":"https://openalex.org/keywords/knowledge-graph","display_name":"Knowledge graph","score":0.32199999690055847},{"id":"https://openalex.org/keywords/data-modeling","display_name":"Data modeling","score":0.319599986076355}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8428000211715698},{"id":"https://openalex.org/C138020889","wikidata":"https://www.wikidata.org/wiki/Q2349659","display_name":"Collaborative learning","level":2,"score":0.5425999760627747},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4805000126361847},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4359999895095825},{"id":"https://openalex.org/C554579003","wikidata":"https://www.wikidata.org/wiki/Q474157","display_name":"Collaborative software","level":2,"score":0.3885999917984009},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.3456000089645386},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34220001101493835},{"id":"https://openalex.org/C2987255567","wikidata":"https://www.wikidata.org/wiki/Q33002955","display_name":"Knowledge graph","level":2,"score":0.32199999690055847},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.319599986076355},{"id":"https://openalex.org/C88230418","wikidata":"https://www.wikidata.org/wiki/Q131476","display_name":"Graph theory","level":2,"score":0.3179999887943268},{"id":"https://openalex.org/C172367668","wikidata":"https://www.wikidata.org/wiki/Q6504956","display_name":"Data visualization","level":3,"score":0.30799999833106995},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3075000047683716},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.29510000348091125},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.28870001435279846},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.28060001134872437},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.26190000772476196},{"id":"https://openalex.org/C70061542","wikidata":"https://www.wikidata.org/wiki/Q989016","display_name":"Distributed database","level":2,"score":0.259799987077713},{"id":"https://openalex.org/C106516650","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm design","level":2,"score":0.2563000023365021}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2026.3676441","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2026.3676441","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G154702244","display_name":null,"funder_award_id":"U22B2030","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2672657738","display_name":null,"funder_award_id":"62402373","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5327194854","display_name":null,"funder_award_id":"62502359","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6693044059","display_name":null,"funder_award_id":"25240701D","funder_id":"https://openalex.org/F4320334974","funder_display_name":"Hebei Province Science and Technology Support Program"},{"id":"https://openalex.org/G7870043529","display_name":null,"funder_award_id":"2024M764269","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320334974","display_name":"Hebei Province Science and Technology Support Program","ror":"https://ror.org/05a7g7f24"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W20180677","https://openalex.org/W44936433","https://openalex.org/W1524288918","https://openalex.org/W1997859100","https://openalex.org/W2153959628","https://openalex.org/W2157529519","https://openalex.org/W2168190036","https://openalex.org/W2907492528","https://openalex.org/W3003532255","https://openalex.org/W3026923845","https://openalex.org/W3093021001","https://openalex.org/W3097300053","https://openalex.org/W3213120752","https://openalex.org/W3214714397","https://openalex.org/W3217045679","https://openalex.org/W4214868967","https://openalex.org/W4281972556","https://openalex.org/W4285603628","https://openalex.org/W4313429108","https://openalex.org/W4318822841","https://openalex.org/W4319990461","https://openalex.org/W4320002750","https://openalex.org/W4385679786","https://openalex.org/W4389279194","https://openalex.org/W4391661565","https://openalex.org/W4392135948","https://openalex.org/W4392553889","https://openalex.org/W4400316135","https://openalex.org/W4405181409","https://openalex.org/W4405182557","https://openalex.org/W7133216292"],"related_works":[],"abstract_inverted_index":{"With":[0],"the":[1,9,14,62,108,113,154,172,187,205],"rapid":[2],"advancement":[3],"and":[4,47,78,81,123,147,161,199,208],"widespread":[5],"ap":[6],"plication":[7],"of":[8,64,115,166],"graph":[10,16,30,95],"neural":[11],"network":[12],"(GNN),":[13],"collaborative":[15],"learning,":[17],"in":[18,158,204],"which":[19,119],"multiple":[20,116],"parties":[21],"collaboratively":[22],"construct":[23],"a":[24,103,132,201],"GNN":[25,159],"model":[26,66],"using":[27],"their":[28],"respective":[29],"data,":[31,96],"has":[32],"attracted":[33],"increasing":[34],"attention.":[35],"However,":[36],"this":[37,73],"paradigm":[38],"also":[39],"raises":[40],"significant":[41],"privacy":[42,56],"concerns,":[43],"as":[44],"both":[45],"nodes":[46],"edges":[48],"may":[49],"contain":[50],"sensitive":[51],"personal":[52],"information,":[53],"while":[54],"existing":[55],"preserving":[57],"schemes":[58],"often":[59],"come":[60],"at":[61],"cost":[63],"degraded":[65],"performance":[67],"or":[68],"substantial":[69],"system":[70],"overhead.":[71],"Therefore,":[72],"paper":[74],"proposes":[75],"an":[76],"efficient":[77],"privacy-preserving":[79],"collaborative,":[80],"Hui":[82],"Li,":[83],"Member,":[84],"IEEE,":[85],"Xiaoyu":[86],"Kou":[87],"Social":[88],"Platform":[89],"learning":[90],"framework":[91],"on":[92,130,142,178],"vertically":[93],"partitioned":[94],"dubbed":[97],"Plog.":[98],"Specifically,":[99],"we":[100],"first":[101],"design":[102],"decomposition":[104],"algorithm":[105],"to":[106,145,186],"split":[107],"sparse":[109],"adjacency":[110,150],"matrix":[111,151],"into":[112],"summation":[114],"independent":[117],"permutations,":[118],"are":[120],"lightweight,":[121],"parallelizable,":[122],"well-suited":[124],"for":[125],"secure":[126],"multi-party":[127],"computation.":[128],"Building":[129],"this,":[131],"weighted":[133],"oblivious":[134],"batch":[135],"permutation":[136],"protocol":[137],"is":[138,168],"carefully":[139],"customized":[140],"based":[141],"correlated":[143],"randomness":[144],"securely":[146],"efficiently":[148],"compute":[149],"multiplications,":[152],"addressing":[153],"core":[155],"efficiency":[156],"bottleneck":[157],"inference":[160,207],"training.":[162],"The":[163],"selective":[164],"security":[165],"Plog":[167,191],"formally":[169],"verified":[170],"under":[171],"ideal-real":[173],"paradigm.":[174],"Extensive":[175],"experimental":[176],"results":[177],"three":[179],"real":[180],"world":[181],"datasets":[182],"demonstrate":[183],"that":[184],"compared":[185],"state-of-the":[188],"art":[189],"scheme,":[190],"can":[192],"reduce":[193],"online":[194],"communication":[195],"rounds":[196],"by":[197],"46%":[198],"achieve":[200],"1.73\u00d7":[202],"speedup":[203],"overall":[206],"training":[209],"time.":[210]},"counts_by_year":[],"updated_date":"2026-07-20T07:56:41.581041","created_date":"2026-03-24T00:00:00"}
