{"id":12663,"date":"2018-07-23T14:41:21","date_gmt":"2018-07-23T12:41:21","guid":{"rendered":"https:\/\/iefweb.developallin.com\/big-data-i-gestio-dactius\/"},"modified":"2023-12-11T16:53:49","modified_gmt":"2023-12-11T15:53:49","slug":"big-data-y-gestion-de-activos","status":"publish","type":"post","link":"https:\/\/www.iefweb.org\/ca\/big-data-y-gestion-de-activos\/","title":{"rendered":"Big Data i Gesti\u00f3 d&#8217;Actius"},"content":{"rendered":"<p><a href=\"\/?p=2401\">Miquel Noguer<\/a>, director de tecnologia i innovaci\u00f3 de l&#8217;Institut d&#8217;Estudis Financers (IEF), explica els aven\u00e7os en el m\u00f3n del big data i la gesti\u00f3 d&#8217;actius.<br \/>\nEl m\u00f3n de la gesti\u00f3 d&#8217;actius est\u00e0 vivint una revoluci\u00f3 sense precedents en tota la cadena de valor del proc\u00e9s d&#8217;inversi\u00f3. El <a href=\"\/?p=1552\">big data aplicat a la gesti\u00f3 d&#8217;actius<\/a> \u00e9s sens dubte un dels canvis fonamentals que s&#8217;han viscut en la gesti\u00f3 d&#8217;actius en les \u00faltimes d\u00e8cades.<\/p>\n<div>El canvi en els processos d&#8217;inversi\u00f3 v\u00e9nen tamb\u00e9 influenciats per la necessitat de millorar el rendiment en l&#8217;apartat de la gesti\u00f3 activa davant el gran avan\u00e7 de la gesti\u00f3 passiva.<br \/>\nEls beneficis del big data s\u00f3n especialment importants en la gesti\u00f3 d&#8217;actius en qu\u00e8 la recopilaci\u00f3 de bases de dades, la modelitzaci\u00f3 d&#8217;aquestes usant els m\u00e9s avan\u00e7ats models d&#8217;aprenentatge autom\u00e0tic i la intel\u00b7lig\u00e8ncia artificial combinat amb una extraordin\u00e0ria capacitat computacional s\u00f3n sens dubte decisius en el proc\u00e9s d&#8217;inversi\u00f3.<br \/>\nAquesta nova manera d&#8217;optimitzar els processos s&#8217;est\u00e0 donant no nom\u00e9s en gestors quantitatius sin\u00f3 tamb\u00e9 en gestors discrecionals per als quals tot el nou proc\u00e9s pot oferir m\u00e9s i millor qualitat en la informaci\u00f3, modelat de dades i rapidesa pot millorar la presa decisions d&#8217;inversi\u00f3.<\/div>\n<div>\n<p><strong>Bases de Dades alternatives<\/strong><\/p>\n<p>Els gestors d&#8217;actius poden adquirir bases de dades alternatives que ofereixen informaci\u00f3 sobre:<\/p>\n<p>Social Media<br \/>\nEvent Data<br \/>\nLocalitzaci\u00f3 i Consumer<br \/>\nSensors: Imatges de sat\u00e8l\u00b7lit, Internet de les coses, etc &#8230;<\/p>\n<p>Els gestors d&#8217;actius de diferents classes d&#8217;actius poden accedir a una nova s\u00e8rie de dades que poden ajudar a la presa de decisions utilitzant informaci\u00f3 \u00abalternativa\u00bb com la geo-localitzaci\u00f3 combinada amb l&#8217;anal\u00edtica de dades moderna que pot permetre observar l&#8217;activitat de l&#8217;economia de determinats sectors en temps real.<\/p>\n<p><strong>Anal\u00edtica de dades moderna<\/strong><\/p>\n<p>L&#8217;anal\u00edtica moderna posa a disposici\u00f3 dels equips de gesti\u00f3 d&#8217;actius l&#8217;econometria cl\u00e0ssica aix\u00ed com les t\u00e8cniques d&#8217;intel\u00b7lig\u00e8ncia artificial i aprenentatge autom\u00e0tic.<\/p>\n<p>La intel\u00b7lig\u00e8ncia artificial (Artificial Intelligence, o AI) \u00e9s la simulaci\u00f3 de processos d&#8217;intel\u00b7lig\u00e8ncia humana per part de m\u00e0quines, especialment sistemes inform\u00e0tics. Aquests processos inclouen l&#8217;aprenentatge (l&#8217;adquisici\u00f3 d&#8217;informaci\u00f3 i regles per a l&#8217;\u00fas de la informaci\u00f3), el raonament (usant les regles per arribar a conclusions aproximades o definitives) i l&#8217;autocorrecci\u00f3. Les t\u00e8cniques de l&#8217;AI inclouen sistemes experts, reconeixement de veu, visi\u00f3 artificial sent les m\u00e9s rellevants actualment en la gesti\u00f3 d&#8217;inversions aprenentatge autom\u00e0tic i el processament de llenguatge natural.<\/p>\n<p>L&#8217;aprenentatge autom\u00e0tic o aprenentatge de m\u00e0quines (de l&#8217;angl\u00e8s, \u00abMachine Learning\u00bb) \u00e9s el subcamp de les ci\u00e8ncies de la computaci\u00f3 i una branca de la intel\u00b7lig\u00e8ncia artificial amb l&#8217;objectiu de desenvolupar t\u00e8cniques que permetin a les computadores aprendre. De forma m\u00e9s concreta, es tracta de crear programes capa\u00e7os de generalitzar comportaments a partir d&#8217;una informaci\u00f3 subministrada en forma d&#8217;exemples. \u00c9s, per tant, un proc\u00e9s d&#8217;inducci\u00f3 del coneixement. En moltes ocasions el camp d&#8217;actuaci\u00f3 de l&#8217;aprenentatge autom\u00e0tic es solapa amb el de l&#8217;estad\u00edstica computacional, ja que les dues disciplines es basen en l&#8217;an\u00e0lisi de dades.<\/p>\n<p>El processament de llenguatge natural (PNL, o NLP per les sigles en angl\u00e8s) \u00e9s el processament del llenguatge hum\u00e0 i no inform\u00e0tic per un programa inform\u00e0tic. Un dels exemples m\u00e9s antics i coneguts de PNL \u00e9s la detecci\u00f3 d&#8217;spam, que mira la l\u00ednia d&#8217;assumpte i el text d&#8217;un correu electr\u00f2nic i decideix si \u00e9s escombraries.<\/p>\n<p>Els enfocaments actuals de la PNL es basen en l&#8217;aprenentatge autom\u00e0tic. Les tasques de PNL inclouen traducci\u00f3 de text, l&#8217;an\u00e0lisi de sentiment (sentiment analysis) i la generaci\u00f3 de text.<\/p>\n<p><strong>Computaci\u00f3<\/strong><\/p>\n<p>Augments en la pot\u00e8ncia de computaci\u00f3 i la capacitat d&#8217;emmagatzematge: el benefici de la inform\u00e0tica paral\u00b7lela \/ distribu\u00efda i una major capacitat emmagatzematge s&#8217;ha posat a disposici\u00f3 mitjan\u00e7ant l&#8217;acc\u00e9s compartit i remot a aquests recursos. Aquest desenvolupament tamb\u00e9 es coneix com computaci\u00f3 en el n\u00favol. S&#8217;estima que per al 2020, m\u00e9s d&#8217;un ter\u00e7 de totes les dades viur\u00e0 o passar\u00e0 a trav\u00e9s del n\u00favol.<br \/>\nL&#8217;acc\u00e9s compartit dels recursos col\u00b7locats a dist\u00e0ncia ha disminu\u00eft dr\u00e0sticament les barreres d&#8217;entrada per aconseguir una gran escala processament de dades i an\u00e0lisi, obrint aix\u00ed estrat\u00e8gies basades en dades grans \/ alternatives a un ampli grup d&#8217;inversors quantitatius i discrecionals.<\/p>\n<p><strong>La gesti\u00f3 d&#8217;actius moderna<\/strong><\/p>\n<p>La gesti\u00f3 d&#8217;actius moderna \u00e9s la combinaci\u00f3 i gesti\u00f3 adequada d&#8217;aquestes bases de dades alternatives i tradicionals, l&#8217;anal\u00edtica de dades moderna i els aven\u00e7os en computaci\u00f3. Cal organitzar equips de big data multidisciplinaris que treguin el m\u00e0xim rendiment a aquestes noves eines. Gestors quantitatius, gestions discrecionals han de reciclar i adaptar-se per obtenir avantatges comparatius per millorar retorns relatius o absoluts.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Miquel Noguer, director de tecnologia i innovaci\u00f3 de l&#8217;Institut d&#8217;Estudis Financers (IEF), explica els aven\u00e7os en el m\u00f3n del big data i la gesti\u00f3 d&#8217;actius. El m\u00f3n de la gesti\u00f3 d&#8217;actius est\u00e0 vivint una revoluci\u00f3 sense precedents en tota la cadena de valor del proc\u00e9s d&#8217;inversi\u00f3. El big data aplicat a la gesti\u00f3 d&#8217;actius \u00e9s [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":125,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99,100,102],"tags":[],"class_list":["post-12663","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualitat-formativa","category-informacio-ief","category-noticies-economiques"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Big Data i Gesti\u00f3 d&#039;Actius - IEF<\/title>\n<meta name=\"description\" content=\"Visita l&#039;\u00faltima not\u00edcia sobre Big Data i Gesti\u00f3 d&#039;Actius. 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