{"id":"https://openalex.org/W1972561395","doi":"https://doi.org/10.1016/j.endm.2014.11.017","title":"VNS approach for solving a financial portfolio design problem","display_name":"VNS approach for solving a financial portfolio design problem","publication_year":2015,"publication_date":"2015-02-01","ids":{"openalex":"https://openalex.org/W1972561395","doi":"https://doi.org/10.1016/j.endm.2014.11.017","mag":"1972561395"},"language":"en","primary_location":{"id":"doi:10.1016/j.endm.2014.11.017","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.endm.2014.11.017","pdf_url":null,"source":{"id":"https://openalex.org/S902237881","display_name":"Electronic Notes in Discrete Mathematics","issn_l":"1571-0653","issn":["1571-0653"],"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":"Electronic Notes in 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/A5059621942","display_name":"Fatima Zohra Lebbah","orcid":null},"institutions":[{"id":"https://openalex.org/I137407579","display_name":"Universit\u00e9 Oran 1 Ahmed Ben Bella","ror":"https://ror.org/059et2b68","country_code":"DZ","type":"education","lineage":["https://openalex.org/I137407579"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"Fatima Zohra Lebbah","raw_affiliation_strings":["Ecole Pr\u00e9paratoire EPST, BP 64 CH2 Achaba Hanifi USTO, Oran, Algeria","Universit\u00e9 d'Oran, Laboratoire LITIO, BP 1524, El-M'Naouer, Oran, Algeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Pr\u00e9paratoire EPST, BP 64 CH2 Achaba Hanifi USTO, Oran, Algeria","institution_ids":[]},{"raw_affiliation_string":"Universit\u00e9 d'Oran, Laboratoire LITIO, BP 1524, El-M'Naouer, Oran, Algeria","institution_ids":["https://openalex.org/I137407579"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009638239","display_name":"Yahia Lebbah","orcid":"https://orcid.org/0000-0003-4736-2976"},"institutions":[{"id":"https://openalex.org/I137407579","display_name":"Universit\u00e9 Oran 1 Ahmed Ben Bella","ror":"https://ror.org/059et2b68","country_code":"DZ","type":"education","lineage":["https://openalex.org/I137407579"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"Yahia Lebbah","raw_affiliation_strings":["Universit\u00e9 d'Oran, Laboratoire LITIO, BP 1524, El-M'Naouer, Oran, Algeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 d'Oran, Laboratoire LITIO, BP 1524, El-M'Naouer, Oran, Algeria","institution_ids":["https://openalex.org/I137407579"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I137407579"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.03551214,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"47","issue":null,"first_page":"125","last_page":"132"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9577000141143799,"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/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9577000141143799,"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/T11326","display_name":"Stock Market Forecasting Methods","score":0.9487000107765198,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11801","display_name":"Reservoir Engineering and Simulation Methods","score":0.935699999332428,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.7398563623428345},{"id":"https://openalex.org/keywords/portfolio","display_name":"Portfolio","score":0.60187828540802},{"id":"https://openalex.org/keywords/simulated-annealing","display_name":"Simulated annealing","score":0.5571340918540955},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.5560007691383362},{"id":"https://openalex.org/keywords/financial-engineering","display_name":"Financial engineering","score":0.5519306063652039},{"id":"https://openalex.org/keywords/quadratic-programming","display_name":"Quadratic programming","score":0.5206232070922852},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4909072518348694},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.45964834094047546},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.45779165625572205},{"id":"https://openalex.org/keywords/finance","display_name":"Finance","score":0.42552247643470764},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40807196497917175}],"concepts":[{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.7398563623428345},{"id":"https://openalex.org/C2780821815","wikidata":"https://www.wikidata.org/wiki/Q5340806","display_name":"Portfolio","level":2,"score":0.60187828540802},{"id":"https://openalex.org/C126980161","wikidata":"https://www.wikidata.org/wiki/Q863783","display_name":"Simulated annealing","level":2,"score":0.5571340918540955},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.5560007691383362},{"id":"https://openalex.org/C84749600","wikidata":"https://www.wikidata.org/wiki/Q5449714","display_name":"Financial engineering","level":2,"score":0.5519306063652039},{"id":"https://openalex.org/C81845259","wikidata":"https://www.wikidata.org/wiki/Q290117","display_name":"Quadratic programming","level":2,"score":0.5206232070922852},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4909072518348694},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.45964834094047546},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.45779165625572205},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.42552247643470764},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40807196497917175},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.endm.2014.11.017","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.endm.2014.11.017","pdf_url":null,"source":{"id":"https://openalex.org/S902237881","display_name":"Electronic Notes in Discrete Mathematics","issn_l":"1571-0653","issn":["1571-0653"],"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":"Electronic Notes in Discrete Mathematics","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":5,"referenced_works":["https://openalex.org/W2010334716","https://openalex.org/W2064902313","https://openalex.org/W2107353841","https://openalex.org/W3125853914","https://openalex.org/W6676070926"],"related_works":["https://openalex.org/W2067147118","https://openalex.org/W2392013129","https://openalex.org/W2025427163","https://openalex.org/W3036464408","https://openalex.org/W2020990755","https://openalex.org/W2377851227","https://openalex.org/W4293088966","https://openalex.org/W2366868484","https://openalex.org/W2917463375","https://openalex.org/W2155219672"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}
