{"id":"https://openalex.org/W2096382750","doi":"https://doi.org/10.1007/s00037-009-0259-3","title":"Private Approximation of Clustering and Vertex Cover","display_name":"Private Approximation of Clustering and Vertex Cover","publication_year":2009,"publication_date":"2009-09-23","ids":{"openalex":"https://openalex.org/W2096382750","doi":"https://doi.org/10.1007/s00037-009-0259-3","mag":"2096382750"},"language":"en","primary_location":{"id":"doi:10.1007/s00037-009-0259-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00037-009-0259-3","pdf_url":null,"source":{"id":"https://openalex.org/S193995496","display_name":"Computational Complexity","issn_l":"1016-3328","issn":["1016-3328","1420-8954"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"computational complexity","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/A5031372016","display_name":"Amos Beimel","orcid":"https://orcid.org/0000-0002-6572-4195"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Amos Beimel","raw_affiliation_strings":["Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]},{"raw_affiliation_string":"Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089845444","display_name":"Renen Hallak","orcid":null},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Renen Hallak","raw_affiliation_strings":["Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]},{"raw_affiliation_string":"Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066000219","display_name":"Kobbi Nissim","orcid":"https://orcid.org/0000-0002-6632-8645"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Kobbi Nissim","raw_affiliation_strings":["Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Ben-Gurion University of the Negev, Beer Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]},{"raw_affiliation_string":"Ben-Gurion University of the Negev, Department of Computer Science, 84105, Beer Sheva, Israel#TAB#","institution_ids":["https://openalex.org/I124227911"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5031372016"],"corresponding_institution_ids":["https://openalex.org/I124227911"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":1.3515,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.84828514,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"18","issue":"3","first_page":"435","last_page":"494"},"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9990000128746033,"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/vertex-cover","display_name":"Vertex cover","score":0.6066843867301941},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5281130075454712},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.512640655040741},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.5119951367378235},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49903106689453125},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.4899081587791443},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.43228012323379517},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3605051040649414},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.35788679122924805},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.27050185203552246},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13537177443504333}],"concepts":[{"id":"https://openalex.org/C40687702","wikidata":"https://www.wikidata.org/wiki/Q11515519","display_name":"Vertex cover","level":3,"score":0.6066843867301941},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5281130075454712},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.512640655040741},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.5119951367378235},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49903106689453125},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.4899081587791443},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.43228012323379517},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3605051040649414},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.35788679122924805},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.27050185203552246},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13537177443504333},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"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:10.1007/s00037-009-0259-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00037-009-0259-3","pdf_url":null,"source":{"id":"https://openalex.org/S193995496","display_name":"Computational Complexity","issn_l":"1016-3328","issn":["1016-3328","1420-8954"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"computational complexity","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W172960762","https://openalex.org/W181296567","https://openalex.org/W296578011","https://openalex.org/W1489463073","https://openalex.org/W1552288906","https://openalex.org/W1572949938","https://openalex.org/W1608414128","https://openalex.org/W1873763122","https://openalex.org/W1874167488","https://openalex.org/W1975501803","https://openalex.org/W1977541023","https://openalex.org/W1983197449","https://openalex.org/W1984953641","https://openalex.org/W1999939497","https://openalex.org/W2003207175","https://openalex.org/W2006453614","https://openalex.org/W2010523825","https://openalex.org/W2027471022","https://openalex.org/W2028907144","https://openalex.org/W2035825137","https://openalex.org/W2044028871","https://openalex.org/W2047515520","https://openalex.org/W2057512592","https://openalex.org/W2079886069","https://openalex.org/W2085751730","https://openalex.org/W2086653003","https://openalex.org/W2090186532","https://openalex.org/W2092422002","https://openalex.org/W2093854461","https://openalex.org/W2132910148","https://openalex.org/W2133311553","https://openalex.org/W2143087446","https://openalex.org/W2152590851","https://openalex.org/W2161787064","https://openalex.org/W2401610261","https://openalex.org/W2899702797"],"related_works":["https://openalex.org/W2056597184","https://openalex.org/W1712180277","https://openalex.org/W1608414128","https://openalex.org/W2029933769","https://openalex.org/W2551034790","https://openalex.org/W2096382750","https://openalex.org/W2094388041","https://openalex.org/W3102280101","https://openalex.org/W2538178083","https://openalex.org/W159504299"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}