{"id":"https://openalex.org/W1965771689","doi":"https://doi.org/10.1145/2783258.2783354","title":"Efficient Algorithms for Public-Private Social Networks","display_name":"Efficient Algorithms for Public-Private Social Networks","publication_year":2015,"publication_date":"2015-08-07","ids":{"openalex":"https://openalex.org/W1965771689","doi":"https://doi.org/10.1145/2783258.2783354","mag":"1965771689"},"language":"en","primary_location":{"id":"doi:10.1145/2783258.2783354","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2783258.2783354","pdf_url":"http://dl.acm.org/ft_gateway.cfm?id=2783354&type=pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"http://dl.acm.org/ft_gateway.cfm?id=2783354&type=pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078401676","display_name":"Flavio Chierichetti","orcid":"https://orcid.org/0000-0001-8261-9058"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Flavio Chierichetti","raw_affiliation_strings":["Sapienza University of Rome, Rome, Italy","Sapienza university of Rome, Rome, Italy#TAB#"],"affiliations":[{"raw_affiliation_string":"Sapienza University of Rome, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Sapienza university of Rome, Rome, Italy#TAB#","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037972828","display_name":"Alessandro Epasto","orcid":"https://orcid.org/0000-0003-0456-3217"},"institutions":[{"id":"https://openalex.org/I27804330","display_name":"Brown University","ror":"https://ror.org/05gq02987","country_code":"US","type":"education","lineage":["https://openalex.org/I27804330"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alessandro Epasto","raw_affiliation_strings":["Brown University, Providence, RI, USA"],"affiliations":[{"raw_affiliation_string":"Brown University, Providence, RI, USA","institution_ids":["https://openalex.org/I27804330"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101772779","display_name":"Ravi Kumar","orcid":"https://orcid.org/0000-0002-2203-2586"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ravi Kumar","raw_affiliation_strings":["Google, Mountain View, CA, USA"],"affiliations":[{"raw_affiliation_string":"Google, Mountain View, CA, USA","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022550622","display_name":"Silvio Lattanzi","orcid":"https://orcid.org/0000-0002-3502-7559"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Silvio Lattanzi","raw_affiliation_strings":["Google, New York, NY, USA"],"affiliations":[{"raw_affiliation_string":"Google, New York, NY, USA","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075598023","display_name":"Vahab Mirrokni","orcid":"https://orcid.org/0000-0001-6705-5629"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vahab Mirrokni","raw_affiliation_strings":["Google, New York, NY, USA"],"affiliations":[{"raw_affiliation_string":"Google, New York, NY, USA","institution_ids":["https://openalex.org/I1291425158"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5078401676"],"corresponding_institution_ids":["https://openalex.org/I861853513"],"apc_list":null,"apc_paid":null,"fwci":5.3416,"has_fulltext":true,"cited_by_count":32,"citation_normalized_percentile":{"value":0.95683678,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"139","last_page":"148"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9997000098228455,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9997000098228455,"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/T11478","display_name":"Caching and Content Delivery","score":0.9983000159263611,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9979000091552734,"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":0.6377564072608948},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5547964572906494},{"id":"https://openalex.org/keywords/social-graph","display_name":"Social graph","score":0.5531119108200073},{"id":"https://openalex.org/keywords/voltage-graph","display_name":"Voltage graph","score":0.5374572277069092},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4947309195995331},{"id":"https://openalex.org/keywords/null-graph","display_name":"Null graph","score":0.45445963740348816},{"id":"https://openalex.org/keywords/line-graph","display_name":"Line graph","score":0.44359806180000305},{"id":"https://openalex.org/keywords/regular-graph","display_name":"Regular graph","score":0.4263285994529724},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35158562660217285},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.33904948830604553},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.268047034740448},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11373117566108704}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6377564072608948},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5547964572906494},{"id":"https://openalex.org/C2777522414","wikidata":"https://www.wikidata.org/wiki/Q648457","display_name":"Social graph","level":3,"score":0.5531119108200073},{"id":"https://openalex.org/C22149727","wikidata":"https://www.wikidata.org/wiki/Q7940747","display_name":"Voltage graph","level":4,"score":0.5374572277069092},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4947309195995331},{"id":"https://openalex.org/C17169500","wikidata":"https://www.wikidata.org/wiki/Q3033506","display_name":"Null graph","level":5,"score":0.45445963740348816},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.44359806180000305},{"id":"https://openalex.org/C123482549","wikidata":"https://www.wikidata.org/wiki/Q826467","display_name":"Regular graph","level":5,"score":0.4263285994529724},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35158562660217285},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.33904948830604553},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.268047034740448},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11373117566108704},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2783258.2783354","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2783258.2783354","pdf_url":"http://dl.acm.org/ft_gateway.cfm?id=2783354&type=pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},{"id":"pmh:oai:iris.uniroma1.it:11573/877845","is_oa":false,"landing_page_url":"http://hdl.handle.net/11573/877845","pdf_url":null,"source":{"id":"https://openalex.org/S4377196107","display_name":"IRIS Research product catalog (Sapienza University of Rome)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"doi:10.1145/2783258.2783354","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2783258.2783354","pdf_url":"http://dl.acm.org/ft_gateway.cfm?id=2783354&type=pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.6399999856948853,"display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G6296479054","display_name":null,"funder_award_id":"MIUR-PRIN National Project ARS TechnoMedia","funder_id":"https://openalex.org/F4320321873","funder_display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca"},{"id":"https://openalex.org/G7627177774","display_name":null,"funder_award_id":"Google Focused Research Award","funder_id":"https://openalex.org/F4320309327","funder_display_name":"Google"},{"id":"https://openalex.org/G7896411822","display_name":null,"funder_award_id":"IIS-1247581","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G895849949","display_name":null,"funder_award_id":"MIUR-PRIN","funder_id":"https://openalex.org/F4320321873","funder_display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320309327","display_name":"Google","ror":"https://ror.org/00njsd438"},{"id":"https://openalex.org/F4320321873","display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca","ror":"https://ror.org/0166hxq48"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1965771689.pdf","grobid_xml":"https://content.openalex.org/works/W1965771689.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W1501032402","https://openalex.org/W1501937057","https://openalex.org/W1535144194","https://openalex.org/W1562618793","https://openalex.org/W1592346261","https://openalex.org/W1612498707","https://openalex.org/W1965996575","https://openalex.org/W1979819093","https://openalex.org/W1982440947","https://openalex.org/W1997010704","https://openalex.org/W2007168590","https://openalex.org/W2016289973","https://openalex.org/W2026417691","https://openalex.org/W2040615703","https://openalex.org/W2045430818","https://openalex.org/W2068015060","https://openalex.org/W2069153192","https://openalex.org/W2070472314","https://openalex.org/W2073415627","https://openalex.org/W2075709248","https://openalex.org/W2081750247","https://openalex.org/W2090914728","https://openalex.org/W2091858563","https://openalex.org/W2108614537","https://openalex.org/W2116039228","https://openalex.org/W2118034740","https://openalex.org/W2122278421","https://openalex.org/W2142517301","https://openalex.org/W2144215705","https://openalex.org/W2151095918","https://openalex.org/W2159394589","https://openalex.org/W2162691596","https://openalex.org/W2170344111","https://openalex.org/W2295665070","https://openalex.org/W2620315948","https://openalex.org/W2914959486","https://openalex.org/W3031952539","https://openalex.org/W4214706793"],"related_works":["https://openalex.org/W2954009223","https://openalex.org/W2028349899","https://openalex.org/W2389503661","https://openalex.org/W1999761254","https://openalex.org/W4285128750","https://openalex.org/W1984128946","https://openalex.org/W2927048391","https://openalex.org/W1647716320","https://openalex.org/W4287393959","https://openalex.org/W4366963000"],"abstract_inverted_index":{"We":[0],"introduce":[1],"the":[2,19,38,41,43,51,61,64,70,81],"public-private":[3],"model":[4,32],"of":[5,76],"graphs.":[6],"In":[7],"this":[8,31],"model,":[9],"we":[10],"have":[11],"a":[12,74],"public":[13,20,44,82],"graph":[14,21,45,53,71,79],"and":[15,50,80],"each":[16,55,67],"node":[17,56],"in":[18],"has":[22],"an":[23],"associated":[24],"private":[25,52,78],"graph.":[26,83],"The":[27],"motivation":[28],"for":[29],"studying":[30],"stems":[33],"from":[34],"social":[35],"networks,":[36],"where":[37],"nodes":[39],"are":[40],"users,":[42],"is":[46,57,72],"visible":[47,58],"to":[48,60],"everyone,":[49],"at":[54,63],"only":[59],"user":[62],"node.":[65],"From":[66],"node's":[68],"viewpoint,":[69],"just":[73],"union":[75],"its":[77]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":3}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}