{"id":9536,"date":"2014-09-12T09:10:50","date_gmt":"2014-09-12T09:10:50","guid":{"rendered":"http:\/\/obegef.pt\/wordpress\/?p=9536"},"modified":"2014-09-12T10:27:20","modified_gmt":"2014-09-12T10:27:20","slug":"indice-da-fraude-em-portugal-2","status":"publish","type":"post","link":"https:\/\/obegef.pt\/wordpress\/?p=9536","title":{"rendered":"Data Mine para Percep\u00e7\u00e3o de Fraude"},"content":{"rendered":"<table width=\"100%\" cellspacing=\"0\" cellpadding=\"0\" align=\"center\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\">\n<table border=\"0\" width=\"100%\" cellspacing=\"5\" cellpadding=\"5\" align=\"center\">\n<tbody>\n<tr>\n<td colspan=\"2\" align=\"left\"><em>Data Mine<\/em> para Percep\u00e7\u00e3o da Fraude<br \/>\nData Mine for Fraud Awareness<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">Coordenador: Al\u00edpio Jorge<br \/>\nEquipa \/ Team: Concei\u00e7\u00e3o Rocha, Maria Paula Brito e Carlos Pimenta<!--more--><\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\" width=\"50%\">\n<img decoding=\"async\" style=\"margin-left: 5px; margin-right: 5px; border: 0px;\" src=\"http:\/\/obegef.pt\/wordpress\/wp-content\/uploads\/2009\/01\/pt.jpg\" alt=\"texto em portugues\" align=\"bottom\" border=\"0\" hspace=\"5\" \/>Atualmente existem muitas fontes na forma de texto n\u00e3o estruturado (not\u00edcias, p\u00e1ginas da web) que cont\u00eam valiosas informa\u00e7\u00f5es, relacionadas com corrup\u00e7\u00e3o e fraude, sobre pessoas e institui\u00e7\u00f5es bem como sobre a perce\u00e7\u00e3o p\u00fablica do pr\u00f3prio fen\u00f4meno. A concentra\u00e7\u00e3o de toda esta informa\u00e7\u00e3o numa \u00fanica mina de dados (o GreyMine) permitir\u00e1 uma an\u00e1lise mais ampla, com o objetivo de obter um conhecimento mais profundo, sobre este importante tema. Como resultado fomentar-se-\u00e1 uma maior consci\u00eancia na sociedade o que permitir\u00e1 que cidad\u00e3os eleitores, \u00f3rg\u00e3os eleitos, empresas e organiza\u00e7\u00f5es tomem decis\u00f5es informadas e, como tal, melhores decis\u00f5es.<br \/>\nO recurso a processos autom\u00e1ticos de extra\u00e7\u00e3o e armazenamento da informa\u00e7\u00e3o contida nos textos \u00e9 justificado quer pelo volume quer pela variedade de dados provenientes dessas fontes. Uma ferramenta \u00fatil nesse processo de extra\u00e7\u00e3o \u00e9 a tecnologia associada ao Text mining, nomeadamente, a extra\u00e7\u00e3o de informa\u00e7\u00e3o, identifica\u00e7\u00e3o de relacionamentos entre entidades, extra\u00e7\u00e3o de opini\u00e3o, an\u00e1lise de sentimento, classifica\u00e7\u00e3o e agrupamento de documentos de texto. Neste processo \u00e9, tamb\u00e9m, importante ter consci\u00eancia das datas e intervalos de tempo a que se referem as informa\u00e7\u00f5es e os locais onde decorrem as a\u00e7\u00f5es.<br \/>\nA utiliza\u00e7\u00e3o destes dados \u00e9 potencialmente ilimitada. Ter uma fonte de dados abertos, tendo em considera\u00e7\u00e3o as restri\u00e7\u00f5es legais, ser\u00e1 de grande valia para a economia e para a sociedade. Numa primeira fase pretende-se explorar, sob a forma de redes sociais din\u00e2micas, quer as liga\u00e7\u00f5es entre as entidades quer a evolu\u00e7\u00e3o dessas liga\u00e7\u00f5es ao longo do tempo.<\/td>\n<td align=\"left\" valign=\"top\" width=\"50%\">\n<img decoding=\"async\" style=\"margin-left: 5px; margin-right: 5px; border: 0px;\" src=\"http:\/\/obegef.pt\/wordpress\/wp-content\/uploads\/2009\/01\/en.jpg\" alt=\"Texto em ingles\" align=\"bottom\" border=\"0\" hspace=\"5\" \/>There are nowadays many textual sources (news, web pages) around us that contain potentially valuable information, related to fraud and corruption, about people and institutions and about public perception of the phenomenon. Having all this information concentrated in one Data Mine (the GreyMine) will make it possible for analysis to be done and applications to be developed aiming at obtaining deeper knowledge on this important topic. This will provide growing awareness in society and allow for better decisions to be made - by citizen voters, elected bodies, companies and organizations.<br \/>\nGiven the very large volume and variety of data from these sources, it is mandatory that it is automatically extracted and stored efficiently. Text mining technology is important for extraction, this includes information extraction, entity relationship identification, opinion mining, sentiment analysis, text classification and text clustering. It is important to be time aware. Location is also important.<br \/>\nThe use of this data is potentially unlimited. Being able to have an open data source, taking legal restrictions into consideration, would be highly valuable for society and economy. In a first stage we intend to exploit the links between entities and their evolution with time in the form of dynamic social networks.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Data Mine para Percep\u00e7\u00e3o da Fraude Data Mine for Fraud Awareness Coordenador: Al\u00edpio Jorge Equipa \/ Team: Concei\u00e7\u00e3o Rocha, Maria Paula Brito e Carlos Pimenta<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[52],"tags":[],"class_list":["post-9536","post","type-post","status-publish","format-standard","hentry","category-investigacao"],"_links":{"self":[{"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9536","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9536"}],"version-history":[{"count":8,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9536\/revisions"}],"predecessor-version":[{"id":9549,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9536\/revisions\/9549"}],"wp:attachment":[{"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obegef.pt\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}