{"id":22474,"date":"2021-05-10T22:29:31","date_gmt":"2021-05-10T20:29:31","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=22474"},"modified":"2024-08-30T12:15:16","modified_gmt":"2024-08-30T10:15:16","slug":"laplicacio-del-machine-learning-permet-tracar-la-historia-de-les-migracions-de-ledat-de-bronze","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/laplicacio-del-machine-learning-permet-tracar-la-historia-de-les-migracions-de-ledat-de-bronze\/","title":{"rendered":"L&#8217;aplicaci\u00f3 del \u00abmachine learning\u00bb permet tra\u00e7ar la hist\u00f2ria de les migracions de l&#8217;Edat de Bronze"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Un <a rel=\"noreferrer noopener\" href=\"https:\/\/www.crg.eu\/en\/news\/ancient-dna-reveals-origin-first-bronze-age-civilisations-europe#2\" target=\"_blank\">estudi internacional<\/a> en qu\u00e8 ha col\u00b7laborat el <a rel=\"noreferrer noopener\" href=\"https:\/\/www.cnag.crg.eu\/\" target=\"_blank\">Centre Nacional d&#8217;An\u00e0lisi Gen\u00f2mica (CNAG)<\/a>&#8211;<a rel=\"noreferrer noopener\" href=\"http:\/\/www.crg.eu\/\" target=\"_blank\"><\/a><a rel=\"noreferrer noopener\" href=\"http:\/\/www.crg.eu\/\" target=\"_blank\">Centre de Regulaci\u00f3 Gen\u00f2mica (CRG)<\/a> ha analitzat mostres d&#8217;<strong>ADN de l&#8217;Edat de Bronze<\/strong> a Europa procedents d&#8217;excavacions arqueol\u00f2giques dels voltants del Mar Egeu. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aix\u00ed, a trav\u00e9s de la <strong>seq\u00fcenciaci\u00f3 de sis <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/el-genoma-huma-20-anys-de-historia\/\" target=\"_blank\">genomes complets<\/a> i onze genomes mitocondrials<\/strong>, s&#8217;han pogut obtenir suficients dades com per \u00ab<strong>reconstruir les relacions ancestrals de les poblacions<\/strong> i inferir el volum i el moment de les migracions massives\u00bb, com comenta <strong>Olga Dolgova<\/strong> (CNAG-CRG), primera co-autora de l&#8217;estudi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Els resultats han perm\u00e8s con\u00e8ixer que la civilitzaci\u00f3 Minoica (de l&#8217;Illa de Creta), l&#8217;Hel\u00b7l\u00e0dica (Gr\u00e8cia continental) i la Cicl\u00e0dica (Illes C\u00edclades) van ser <strong>molt semblants a nivell gen\u00e8tic fa 5.000 anys<\/strong>.<\/p>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u00abHem desenvolupat eines sofisticades d\u2019aprenentatge autom\u00e0tic que ens obren la porta a l\u2019aplicaci\u00f3 de la intel\u00b7lig\u00e8ncia artificial a les dades paleogen\u00f2miques\u00bb<br><strong>\u00d2scar Lao, <\/strong>cap del grup de Gen\u00f2mica de Poblacions del CNAG-CRG.<\/p><\/blockquote>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Un pas clau en l&#8217;estudi ha estat l&#8217;<strong>aplicaci\u00f3 del <em>machine learning<\/em><\/strong> o <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/eduard-sabido-crg-en-pocs-anys-tots-els-investigadors-serem-usuaris-dalgorismes-informatics-daprenentatge-automatic\/\" target=\"_blank\">aprenentatge autom\u00e0tic<\/a>, que ha perm\u00e8s superar la degradaci\u00f3 del material biol\u00f2gic i les restes de contaminaci\u00f3 humana de les mostres, <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/noves-eines-per-a-millorar-lanalisi-de-la-sequencia-i-estructura-del-genoma\/\" target=\"_blank\">seq\u00fcenciar els genomes<\/a> antics amb \u00e8xit i crear un pont cap al passat.<\/p>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Un equip del CNAG-CRG ha col\u00b7laborat en un estudi desenvolupant eines d&#8217;aprenentatge autom\u00e0tic que milloren l&#8217;an\u00e0lisi d&#8217;ADN antic.<\/p>\n","protected":false},"author":9,"featured_media":22476,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[275,265,239,706,346,859,654],"new-type":[35],"class_list":["post-22474","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-adn","tag-crg-ca","tag-genetica-de-poblacions","tag-genomica","tag-historia","tag-ia","tag-sequenciacio","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/22474","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=22474"}],"version-history":[{"count":12,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/22474\/revisions"}],"predecessor-version":[{"id":22541,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/22474\/revisions\/22541"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/22476"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=22474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=22474"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=22474"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=22474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}