{"id":"https://openalex.org/W2135242101","doi":"https://doi.org/10.1007/3-540-44436-x_20","title":"Approximating Node Connectivity Problems via Set Covers","display_name":"Approximating Node Connectivity Problems via Set Covers","publication_year":2000,"publication_date":"2000-01-01","ids":{"openalex":"https://openalex.org/W2135242101","doi":"https://doi.org/10.1007/3-540-44436-x_20","mag":"2135242101"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-44436-x_20","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44436-x_20","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5056370891","display_name":"Guy Kortsarz","orcid":null},"institutions":[{"id":"https://openalex.org/I164950643","display_name":"Open University of Israel","ror":"https://ror.org/027z64205","country_code":"IL","type":"education","lineage":["https://openalex.org/I164950643"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Guy Kortsarz","raw_affiliation_strings":["Open University of Israel, Klauzner 16 Str., Ramat-Aviv, Israel"],"affiliations":[{"raw_affiliation_string":"Open University of Israel, Klauzner 16 Str., Ramat-Aviv, Israel","institution_ids":["https://openalex.org/I164950643"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003622145","display_name":"Zeev Nutov","orcid":"https://orcid.org/0000-0002-6629-3243"},"institutions":[{"id":"https://openalex.org/I164950643","display_name":"Open University of Israel","ror":"https://ror.org/027z64205","country_code":"IL","type":"education","lineage":["https://openalex.org/I164950643"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Zeev Nutov","raw_affiliation_strings":["Open University of Israel, Klauzner 16 Str., Ramat-Aviv, Israel"],"affiliations":[{"raw_affiliation_string":"Open University of Israel, Klauzner 16 Str., Ramat-Aviv, Israel","institution_ids":["https://openalex.org/I164950643"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5056370891"],"corresponding_institution_ids":["https://openalex.org/I164950643"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.6877,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.8980788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"194","last_page":"205"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":1.0,"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"}},{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9994999766349792,"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"}},{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9984999895095825,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.7597030401229858},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.6050273776054382},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6007429361343384},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.5295487642288208},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5073232054710388},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.4479047954082489},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4365706741809845},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35371899604797363},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.34823593497276306},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2890300154685974},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06982839107513428}],"concepts":[{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.7597030401229858},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6050273776054382},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6007429361343384},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5295487642288208},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5073232054710388},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.4479047954082489},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4365706741809845},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35371899604797363},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.34823593497276306},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2890300154685974},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06982839107513428},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1007/3-540-44436-x_20","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44436-x_20","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.109.8010","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.109.8010","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.openu.ac.il/home/nutov/connectivity via covers.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.124.4810","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.124.4810","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://crab.rutgers.edu/~guyk/pub/nutov/nabs.ps","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.592.6176","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.592.6176","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://crab.rutgers.edu/~guyk/pub/nutov/nabs.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1979740015","https://openalex.org/W1981318539","https://openalex.org/W1984289304","https://openalex.org/W1986478184","https://openalex.org/W1990313671","https://openalex.org/W2005633226","https://openalex.org/W2018831729","https://openalex.org/W2037328176","https://openalex.org/W2047948011","https://openalex.org/W2048815229","https://openalex.org/W2069138465","https://openalex.org/W2078501279","https://openalex.org/W2156036190","https://openalex.org/W2172955861","https://openalex.org/W2766198272","https://openalex.org/W6659785578"],"related_works":["https://openalex.org/W1585007175","https://openalex.org/W2382521049","https://openalex.org/W2144385241","https://openalex.org/W4253593777","https://openalex.org/W2951497643","https://openalex.org/W3101625811","https://openalex.org/W2165950148","https://openalex.org/W4300101996","https://openalex.org/W2338854850","https://openalex.org/W2184239527"],"abstract_inverted_index":null,"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}