{"id":"https://openalex.org/W2061084515","doi":"https://doi.org/10.1016/s0012-365x(03)00229-2","title":"Edge splitting and connectivity augmentation in directed hypergraphs","display_name":"Edge splitting and connectivity augmentation in directed hypergraphs","publication_year":2003,"publication_date":"2003-09-11","ids":{"openalex":"https://openalex.org/W2061084515","doi":"https://doi.org/10.1016/s0012-365x(03)00229-2","mag":"2061084515"},"language":"en","primary_location":{"id":"doi:10.1016/s0012-365x(03)00229-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(03)00229-2","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics","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/A5111764676","display_name":"Alex R. Berg","orcid":null},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]}],"countries":["DK"],"is_corresponding":true,"raw_author_name":"Alex R. Berg","raw_affiliation_strings":["BRICS, Department of Computer Science, University of Aarhus, Ny Munkegade, building 540, 8000 Aarhus C, Denmark","BRICS, Department of Computer Science, University of Aarhus, Ny Munkegade, Building 540 8000 Aarhus C, Denmark#TAB#"],"affiliations":[{"raw_affiliation_string":"BRICS, Department of Computer Science, University of Aarhus, Ny Munkegade, building 540, 8000 Aarhus C, Denmark","institution_ids":["https://openalex.org/I204337017"]},{"raw_affiliation_string":"BRICS, Department of Computer Science, University of Aarhus, Ny Munkegade, Building 540 8000 Aarhus C, Denmark#TAB#","institution_ids":["https://openalex.org/I204337017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059315194","display_name":"Bill Jackson","orcid":"https://orcid.org/0000-0002-1381-8675"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Bill Jackson","raw_affiliation_strings":["School of Mathematical Sciences, Queen Mary, University of London, Mile End Road, London E1 4NS, UK","School of Mathematical Sciences, Queen Mary University of London, Mile End Road, London E1 4NS, UK"],"affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Queen Mary, University of London, Mile End Road, London E1 4NS, UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Mathematical Sciences, Queen Mary University of London, Mile End Road, London E1 4NS, UK","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113487275","display_name":"Tibor Jord\u00e1n","orcid":"https://orcid.org/0000-0003-3662-5558"},"institutions":[{"id":"https://openalex.org/I106118109","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd University","ror":"https://ror.org/01jsq2704","country_code":"HU","type":"education","lineage":["https://openalex.org/I106118109"]}],"countries":["HU"],"is_corresponding":true,"raw_author_name":"Tibor Jord\u00e1n","raw_affiliation_strings":["Department of Operations Research, E\u00f6tv\u00f6s University, P\u00e1zm\u00e1ny P\u00e9ter s\u00e9t\u00e1ny 1/C, 1117 Budapest, Hungary","Department of Operations Research, E\u00f6tv\u00f6s University, P\u00e1zm\u00e1ny P\u00e9ter S\u00e9t\u00e1ny 1-C, 1117 Budapest, Hungary"],"affiliations":[{"raw_affiliation_string":"Department of Operations Research, E\u00f6tv\u00f6s University, P\u00e1zm\u00e1ny P\u00e9ter s\u00e9t\u00e1ny 1/C, 1117 Budapest, Hungary","institution_ids":["https://openalex.org/I106118109"]},{"raw_affiliation_string":"Department of Operations Research, E\u00f6tv\u00f6s University, P\u00e1zm\u00e1ny P\u00e9ter S\u00e9t\u00e1ny 1-C, 1117 Budapest, Hungary","institution_ids":["https://openalex.org/I106118109"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5059315194","https://openalex.org/A5111764676","https://openalex.org/A5113487275"],"corresponding_institution_ids":["https://openalex.org/I106118109","https://openalex.org/I166337079","https://openalex.org/I204337017"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":0.7269,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.71495626,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"273","issue":"1-3","first_page":"71","last_page":"84"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9997000098228455,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9997000098228455,"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/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"}},{"id":"https://openalex.org/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7956788539886475},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6483017206192017},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.6274784803390503},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4692765772342682},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.17290040850639343},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09613114595413208}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7956788539886475},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6483017206192017},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.6274784803390503},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4692765772342682},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.17290040850639343},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09613114595413208}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1016/s0012-365x(03)00229-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(03)00229-2","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.104.9981","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.104.9981","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.elte.hu/egres/tr/egres-01-16.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.21.6031","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.21.6031","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.elte.hu/egres/design/generated/../../tr/egres-01-16.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1516508621","https://openalex.org/W2042275390","https://openalex.org/W2049754879","https://openalex.org/W2052323706","https://openalex.org/W2059070995","https://openalex.org/W2062530569","https://openalex.org/W2063698346","https://openalex.org/W2068241960","https://openalex.org/W2105664651","https://openalex.org/W2135211390","https://openalex.org/W2604311289"],"related_works":["https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W4245490552","https://openalex.org/W4225152035","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W1587224694","https://openalex.org/W2911598644","https://openalex.org/W2042127053"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}