{"id":"https://openalex.org/W2176619219","doi":"https://doi.org/10.1007/11830924_16","title":"Approximating Buy-at-Bulk and Shallow-Light k-Steiner Trees","display_name":"Approximating Buy-at-Bulk and Shallow-Light k-Steiner Trees","publication_year":2006,"publication_date":"2006-01-01","ids":{"openalex":"https://openalex.org/W2176619219","doi":"https://doi.org/10.1007/11830924_16","mag":"2176619219"},"language":"en","primary_location":{"id":"doi:10.1007/11830924_16","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11830924_16","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/A5084358000","display_name":"Mohammad Taghi Hajiaghayi","orcid":"https://orcid.org/0000-0003-4842-0533"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"M. T. Hajiaghayi","raw_affiliation_strings":["Department of Computer Science, Carnegie Mellon University,"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Carnegie Mellon University,","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056370891","display_name":"Guy Kortsarz","orcid":null},"institutions":[{"id":"https://openalex.org/I4210123151","display_name":"R\u00fctgers (Germany)","ror":"https://ror.org/02wmkbh90","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210123151"]},{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]},{"id":"https://openalex.org/I4210096112","display_name":"Rutgers Sexual and Reproductive Health and Rights","ror":"https://ror.org/00rcvgx40","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210096112"]}],"countries":["DE","NL","US"],"is_corresponding":false,"raw_author_name":"G. Kortsarz","raw_affiliation_strings":["Department of Computer Science, Rutgers University-Camden,"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Rutgers University-Camden,","institution_ids":["https://openalex.org/I4210123151","https://openalex.org/I102322142","https://openalex.org/I4210096112"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010339836","display_name":"Mohammad R. Salavatipour","orcid":"https://orcid.org/0000-0002-7650-2045"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M. R. Salavatipour","raw_affiliation_strings":["Department of Computing Science, University of Alberta,"],"affiliations":[{"raw_affiliation_string":"Department of Computing Science, University of Alberta,","institution_ids":["https://openalex.org/I154425047"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5084358000"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":3.3471,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.92304593,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"152","last_page":"163"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9987000226974487,"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":0.9961000084877014,"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/steiner-tree-problem","display_name":"Steiner tree problem","score":0.7088223099708557},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.46479907631874084},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.44615745544433594}],"concepts":[{"id":"https://openalex.org/C76220878","wikidata":"https://www.wikidata.org/wiki/Q1764144","display_name":"Steiner tree problem","level":2,"score":0.7088223099708557},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.46479907631874084},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.44615745544433594}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/11830924_16","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11830924_16","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1558839671","https://openalex.org/W1591446745","https://openalex.org/W1967641001","https://openalex.org/W1971222832","https://openalex.org/W1974888782","https://openalex.org/W1998678640","https://openalex.org/W2025556735","https://openalex.org/W2034112563","https://openalex.org/W2034457158","https://openalex.org/W2036836182","https://openalex.org/W2038190710","https://openalex.org/W2040924621","https://openalex.org/W2041571997","https://openalex.org/W2059149798","https://openalex.org/W2059707428","https://openalex.org/W2079936083","https://openalex.org/W2087937221","https://openalex.org/W2088761355","https://openalex.org/W2089897116","https://openalex.org/W2097181193","https://openalex.org/W2104701012","https://openalex.org/W2106676868","https://openalex.org/W2112638680","https://openalex.org/W2130626677","https://openalex.org/W2133156969","https://openalex.org/W2142758253","https://openalex.org/W2142779979","https://openalex.org/W2147258429","https://openalex.org/W2149929647","https://openalex.org/W2163150343","https://openalex.org/W2169143327","https://openalex.org/W2623734410","https://openalex.org/W2883109957","https://openalex.org/W3030774092","https://openalex.org/W4249586771"],"related_works":["https://openalex.org/W3187836939","https://openalex.org/W1978042415","https://openalex.org/W2407277019","https://openalex.org/W2090486508","https://openalex.org/W2086305925","https://openalex.org/W1609307790","https://openalex.org/W2112379399","https://openalex.org/W1977119994","https://openalex.org/W3094179009","https://openalex.org/W3086542228"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}