{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T10:42:41Z","timestamp":1740134561676,"version":"3.37.3"},"reference-count":14,"publisher":"Wiley","license":[{"start":{"date-parts":[[2014,1,1]],"date-time":"2014-01-01T00:00:00Z","timestamp":1388534400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"funder":[{"DOI":"10.13039\/501100002848","name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica","doi-asserted-by":"publisher","award":["11130459","1130455"],"award-info":[{"award-number":["11130459","1130455"]}],"id":[{"id":"10.13039\/501100002848","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002848","name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica","doi-asserted-by":"publisher","award":["11130459","1130455"],"award-info":[{"award-number":["11130459","1130455"]}],"id":[{"id":"10.13039\/501100002848","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Applied Mathematics"],"published-print":{"date-parts":[[2014]]},"abstract":"<jats:p>We explore a portfolio constructive model, formulated in terms of satisfaction of a given set of technical requirements, with the minimum number of projects and minimum redundancy. An algorithm issued from robust portfolio modeling is adapted to a vector model, modifying the dominance condition as convenient, in order to find the set of nondominated portfolios, as solutions of a bicriteria integer linear programming problem. In order to improve the former algorithm, a process finding an optimal solution of a monocriteria version of this problem is proposed, which is further used as a first feasible solution aiding to find nondominated solutions more rapidly. Next, a sorting process is applied on the input data or information matrix, which is intended to prune nonfeasible solutions early in the constructive algorithm. Numerical examples show that the optimization and sorting processes both improve computational efficiency of the original algorithm. Their limits are also shown on certain complex instances.<\/jats:p>","DOI":"10.1155\/2014\/957108","type":"journal-article","created":{"date-parts":[[2014,7,3]],"date-time":"2014-07-03T17:10:01Z","timestamp":1404407401000},"page":"1-8","source":"Crossref","is-referenced-by-count":1,"title":["A Bicriteria Approach Identifying Nondominated Portfolios"],"prefix":"10.1155","volume":"2014","author":[{"given":"Javier","family":"Pereira","sequence":"first","affiliation":[{"name":"Escuela de Ingenier\u00eda Industrial, Universidad Diego Portales, 8370179 Santiago, Chile"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Broderick","family":"Crawford","sequence":"additional","affiliation":[{"name":"Pontificia Universidad Cat\u00f3lica de Valpara\u00edso, 2362807 Valpara\u00edso, Chile"},{"name":"Universidad Finis Terrae, 7500000 Santiago, Chile"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fernando","family":"Paredes","sequence":"additional","affiliation":[{"name":"Escuela de Ingenier\u00eda Industrial, Universidad Diego Portales, 8370179 Santiago, Chile"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5755-6929","authenticated-orcid":true,"given":"Ricardo","family":"Soto","sequence":"additional","affiliation":[{"name":"Pontificia Universidad Cat\u00f3lica de Valpara\u00edso, 2362807 Valpara\u00edso, Chile"},{"name":"Universidad Aut\u00f3noma de Chile, 7500000 Santiago, Chile"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","reference":[{"key":"10","first-page":"77","volume":"1952","year":"1952","journal-title":"The Journal of Finance"},{"key":"18","series-title":"Springer Optimization and Its Applications","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1007\/978-0-387-76682-9_1","volume-title":"Portfolio selection in the presence of multiple criteria","volume":"18","year":"2008"},{"key":"7","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejor.2007.06.049"},{"issue":"1","key":"9","doi-asserted-by":"crossref","first-page":"534","DOI":"10.1016\/j.dss.2012.08.001","volume":"54","year":"2012","journal-title":"Decision Support Systems"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1007\/s002910000046"},{"key":"4","doi-asserted-by":"publisher","DOI":"10.1023\/B:ANOR.0000039513.99038.c6"},{"key":"11","doi-asserted-by":"publisher","DOI":"10.1016\/j.eswa.2012.04.053"},{"key":"6","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejor.2005.12.041"},{"year":"1996","key":"16"},{"volume":"86","year":"2006","series-title":"International Series in Operations Research & Management Science","key":"1"},{"key":"17","doi-asserted-by":"publisher","DOI":"10.2307\/1884852"},{"key":"15","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejor.2003.10.022"},{"key":"2","doi-asserted-by":"publisher","DOI":"10.1155\/2013\/716069"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1016\/j.eswa.2012.09.013"}],"container-title":["Journal of Applied Mathematics"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/downloads.hindawi.com\/journals\/jam\/2014\/957108.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/jam\/2014\/957108.xml","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/jam\/2014\/957108.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,6,22]],"date-time":"2017-06-22T12:08:43Z","timestamp":1498133323000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.hindawi.com\/journals\/jam\/2014\/957108\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2014]]},"references-count":14,"alternative-id":["957108","957108"],"URL":"https:\/\/doi.org\/10.1155\/2014\/957108","relation":{},"ISSN":["1110-757X","1687-0042"],"issn-type":[{"type":"print","value":"1110-757X"},{"type":"electronic","value":"1687-0042"}],"subject":[],"published":{"date-parts":[[2014]]}}}