{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,16]],"date-time":"2025-10-16T07:05:55Z","timestamp":1760598355514},"reference-count":22,"publisher":"Informa UK Limited","issue":"11","content-domain":{"domain":["www.tandfonline.com"],"crossmark-restriction":true},"short-container-title":["Communications in Statistics - Simulation and Computation"],"published-print":{"date-parts":[[2021,11,2]]},"DOI":"10.1080\/03610918.2019.1621341","type":"journal-article","created":{"date-parts":[[2019,6,3]],"date-time":"2019-06-03T10:29:58Z","timestamp":1559557798000},"page":"3241-3255","update-policy":"http:\/\/dx.doi.org\/10.1080\/tandf_crossmark_01","source":"Crossref","is-referenced-by-count":0,"title":["Efficient cluster-based portfolio optimization"],"prefix":"10.1080","volume":"50","author":[{"given":"Najla","family":"Bnouachir","sequence":"first","affiliation":[{"name":"Department of Mathematics, cadi Ayyad University, Marrakesh, Morocco"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Abdallah","family":"Mkhadri","sequence":"additional","affiliation":[{"name":"Department of Mathematics, cadi Ayyad University, Marrakesh, Morocco"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"301","published-online":{"date-parts":[[2019,6,3]]},"reference":[{"key":"CIT0001","doi-asserted-by":"publisher","DOI":"10.1016\/j.jbankfin.2012.11.020"},{"key":"CIT0002","doi-asserted-by":"publisher","DOI":"10.1007\/s10479-016-2155-y"},{"key":"CIT0003","doi-asserted-by":"publisher","DOI":"10.1093\/jjfinec\/nbw003"},{"key":"CIT0004","doi-asserted-by":"publisher","DOI":"10.1093\/rfs\/hhm075"},{"key":"CIT0005","doi-asserted-by":"publisher","DOI":"10.1287\/mnsc.1080.0986"},{"key":"CIT0006","doi-asserted-by":"publisher","DOI":"10.1111\/1540-6261.00580"},{"key":"CIT0007","volume-title":"Algorithms for clustering data","author":"Jain A.","year":"1988"},{"key":"CIT0009","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmva.2008.01.016"},{"key":"CIT0010","first-page":"1","volume":"6","author":"Landsman Z.","year":"2018","journal-title":"Risks, MDPI, Open Access Journal"},{"key":"CIT0011","doi-asserted-by":"publisher","DOI":"10.1016\/S0927-5398(03)00007-0"},{"key":"CIT0012","doi-asserted-by":"publisher","DOI":"10.3905\/jpm.2004.110"},{"key":"CIT0013","doi-asserted-by":"publisher","DOI":"10.1214\/12-AOS989"},{"key":"CIT0014","doi-asserted-by":"publisher","DOI":"10.1080\/07350015.2014.954708"},{"key":"CIT1014","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-6261.1952.tb01525.x"},{"key":"CIT0015","doi-asserted-by":"publisher","DOI":"10.1093\/rfs\/13.4.883"},{"key":"CIT0016","doi-asserted-by":"publisher","DOI":"10.1016\/0304-405X(80)90007-0"},{"key":"CIT0017","doi-asserted-by":"publisher","DOI":"10.2469\/faj.v45.n1.31"},{"key":"CIT0018","doi-asserted-by":"publisher","DOI":"10.2139\/ssrn.2928607"},{"key":"CIT0019","volume-title":"Introduction to data mining","author":"Tan P.-N.","year":"2006"},{"key":"CIT0020","doi-asserted-by":"publisher","DOI":"10.1016\/j.jfineco.2010.08.013"},{"key":"CIT0021","doi-asserted-by":"publisher","DOI":"10.1109\/TNN.2005.845141"},{"key":"CIT0022","doi-asserted-by":"publisher","DOI":"10.1007\/s11424-014-3281-8"}],"container-title":["Communications in Statistics - Simulation and Computation"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.tandfonline.com\/doi\/pdf\/10.1080\/03610918.2019.1621341","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,11,8]],"date-time":"2021-11-08T12:27:18Z","timestamp":1636374438000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/03610918.2019.1621341"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,6,3]]},"references-count":22,"journal-issue":{"issue":"11","published-print":{"date-parts":[[2021,11,2]]}},"alternative-id":["10.1080\/03610918.2019.1621341"],"URL":"https:\/\/doi.org\/10.1080\/03610918.2019.1621341","relation":{},"ISSN":["0361-0918","1532-4141"],"issn-type":[{"value":"0361-0918","type":"print"},{"value":"1532-4141","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,6,3]]},"assertion":[{"value":"The publishing and review policy for this title is described in its Aims & Scope.","order":1,"name":"peerreview_statement","label":"Peer Review Statement"},{"value":"http:\/\/www.tandfonline.com\/action\/journalInformation?show=aimsScope&journalCode=lssp20","URL":"http:\/\/www.tandfonline.com\/action\/journalInformation?show=aimsScope&journalCode=lssp20","order":2,"name":"aims_and_scope_url","label":"Aim & Scope"},{"value":"2019-02-04","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2019-04-17","order":1,"name":"revised","label":"Revised","group":{"name":"publication_history","label":"Publication History"}},{"value":"2019-05-14","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2019-06-03","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}