{"id":3462,"date":"2011-06-25T17:05:20","date_gmt":"2011-06-25T15:05:20","guid":{"rendered":"http:\/\/dev.ds.unipi.gr\/msc1\/?p=3462"},"modified":"2016-02-26T14:10:04","modified_gmt":"2016-02-26T12:10:04","slug":"big-data-and-analytics","status":"publish","type":"post","link":"https:\/\/masters.ds.unipi.gr\/elearning\/big-data-and-analytics\/","title":{"rendered":"\u039c\u03b5\u03b3\u03ac\u03bb\u03b1 \u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u0391\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae"},"content":{"rendered":"<h3>\u03a3\u03c4\u03cc\u03c7\u03bf\u03c2<\/h3>\n<p style=\"text-align: justify;\">\u039f \u03ba\u03cd\u03c1\u03b9\u03bf\u03c2 \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ad\u03c2 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\u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, MapReduce\/Hadoop, HDFS, Hadoop \u03bf\u03b9\u03ba\u03bf\u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1, HBase, \u03b4\u03b7\u03bb\u03c9\u03c4\u03b9\u03ba\u03ae \u03c5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd, \u03c5\u03c8\u03b7\u03bb\u03bf\u03cd \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b5\u03c2 \u03b5\u03c0\u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03c9\u03bd (Hive, Pig), Apache Mahout.<\/li>\n<li><strong>E\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03c3\u03b5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c7\u03c1\u03cc\u03bd\u03bf:<\/strong> \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c1\u03bf\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03b5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c7\u03c1\u03cc\u03bd\u03bf, \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c4\u03b7 \u03ba\u03cd\u03c1\u03b9\u03b1 \u03bc\u03bd\u03ae\u03bc\u03b7, \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bc\u03b5 Storm, \u03c5\u03c8\u03b7\u03bb\u03bf\u03cd \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03b5\u03b9\u03c2 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc Storm (Trident).<\/li>\n<li><strong>\u039d\u03ad\u03b5\u03c2 \u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf\u03c5 \u03cc\u03b3\u03ba\u03bf\u03c5 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd:<\/strong> NoSQL stores, key-value stores, document stores (MongoDB, CouchDB), extensible record stores (Google\u2019s BigTable, Cassandra), \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b5\u03c2 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, \u03b4\u03b9\u03b5\u03c1\u03b5\u03cd\u03bd\u03b7\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7 \u03bc\u03bd\u03ae\u03bc\u03b7, \u03b5\u03c0\u03b9\u03c4\u03cc\u03c0\u03b9\u03b1 \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1, \u03bf\u03c0\u03c4\u03b9\u03ba\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03cc\u03bc\u03b5\u03c2 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b5\u03c2 (Pregel, Dremel, Giraph, F1, HANA).<\/li>\n<li><strong>\u03a4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1.<\/strong> <strong>\u039c\u03b7 <i>\u03b5\u03c0\u03b9\u03b2\u03bb\u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7<\/i>:<\/strong> \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03af \u03b1\u03bb\u03b3\u03cc\u03c1\u03b9\u03b8\u03bc\u03bf\u03b9 \u03c3\u03c5\u03c3\u03c4\u03b1\u03b4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2, \u03c3\u03c5\u03c3\u03c4\u03b1\u03b4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c1\u03bf\u03ad\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd. <i>\u0395\u03c0\u03bf\u03c0\u03c4\u03b5\u03c5\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7<\/i>: \u03b4\u03ad\u03bd\u03c4\u03c1\u03b1 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03c9\u03bd, Support Vector Machines. <i>\u0391\u03bb\u03b3\u03cc\u03c1\u03b9\u03b8\u03bc\u03bf\u03b9 \u03b7\u03bc\u03b9-\u03b5\u03c0\u03bf\u03c0\u03c4\u03b5\u03c5\u03cc\u03bc\u03b5\u03bd\u03b7\u03c2 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7\u03c2.<\/i><\/li>\n<li><strong>\u0391\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03b1 \u03b4\u03af\u03ba\u03c4\u03c5\u03bf:<\/strong> \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1, \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2, \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7, \u03c0\u03c1\u03bf\u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1, <i>\u03b4\u03bf\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03c9\u03bd \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03ba\u03c4\u03cd\u03c9\u03bd<\/i>: \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1, \u03b2\u03b1\u03b8\u03bc\u03cc\u03c2, \u03b9\u03c3\u03bf\u03c1\u03c1\u03bf\u03c0\u03af\u03b1, <i>\u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd\u03c4\u03b1 \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03ba\u03c4\u03cd\u03c9\u03bd<\/i>: \u03b1\u03bd\u03af\u03c7\u03bd\u03b5\u03c5\u03c3\u03b7 \u03ba\u03bf\u03b9\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd, \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03ba\u03cc\u03bc\u03b2\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bd \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd, \u03ba\u03b1\u03c4\u03b7\u03b3\u03bf\u03c1\u03b9\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03ba\u03cc\u03bc\u03b2\u03c9\u03bd, \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03c1\u03bf\u03ce\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b1\u03c2, \u03b5\u03c0\u03b9\u03c1\u03c1\u03bf\u03ae \u03ba\u03cc\u03bc\u03b2\u03bf\u03c5.<\/li>\n<li><strong>\u0391\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03a0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03bf\u03c5 \u0399\u03c3\u03c4\u03bf\u03cd:<\/strong> \u03b1\u03bb\u03b3\u03cc\u03c1\u03b9\u03b8\u03bc\u03bf\u03b9 \u03b1\u03bd\u03b1\u03b6\u03ae\u03c4\u03b7\u03c3\u03b7\u03c2, \u03ba\u03b1\u03c4\u03ac\u03c4\u03b1\u03be\u03b7, \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03bc\u03c9\u03bd (PageRank, HITS), \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03ba\u03c5\u03ba\u03bb\u03bf\u03c6\u03bf\u03c1\u03af\u03b1\u03c2 \u03b9\u03c3\u03c4\u03bf\u03c7\u03ce\u03c1\u03c9\u03bd \u03cc\u03c0\u03c9\u03c2 click streams, \u03c0\u03b1\u03c1\u03b1\u03c0\u03bf\u03bc\u03c0\u03ad\u03c2, \u03bb\u03ad\u03be\u03b5\u03b9\u03c2-\u03ba\u03bb\u03b5\u03b9\u03b4\u03b9\u03ac, \u03c0\u03c1\u03bf\u03b2\u03bf\u03bb\u03ad\u03c2 \u03c3\u03b5\u03bb\u03af\u03b4\u03c9\u03bd, \u03b4\u03b9\u03b1\u03c6\u03ae\u03bc\u03b9\u03c3\u03b7 \u03c3\u03c4\u03bf \u0394\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf.<\/li>\n<li><strong>\u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd:<\/strong> \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03bf \u03c0\u03b5\u03c1\u03b9\u03b5\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf, \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd \u03c6\u03b9\u03bb\u03c4\u03c1\u03b1\u03c1\u03af\u03c3\u03bc\u03b1\u03c4\u03bf\u03c2 (collaborative filtering), \u03b5\u03be\u03b1\u03c4\u03bf\u03bc\u03af\u03ba\u03b5\u03c5\u03c3\u03b7, \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b5\u03be\u03cc\u03c1\u03c5\u03be\u03b7\u03c2 \u03b3\u03bd\u03ce\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03c5\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd, \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c5\u03c3\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03cd\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2.<\/li>\n<li><strong>\u0391\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac:<\/strong> \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae, \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03bc\u03bf\u03bd\u03c4\u03b5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae \u03c0\u03c1\u03bf\u03b2\u03bb\u03ad\u03c8\u03b5\u03c9\u03bd, \u03c3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7, \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c0\u03b1\u03bb\u03b9\u03bd\u03b4\u03c1\u03cc\u03bc\u03b7\u03c3\u03b7\u03c2, \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03c3\u03bc\u03ad\u03bd\u03b7 \u03c3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae, \u03b4\u03b5\u03b9\u03b3\u03bc\u03b1\u03c4\u03bf\u03bb\u03b7\u03c8\u03af\u03b1, \u03c7\u03c1\u03bf\u03bd\u03bf\u03c3\u03b5\u03b9\u03c1\u03ad\u03c2.<\/li>\n<li><strong>\u03a0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ad\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2:<\/strong> \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b1\u03be\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2, \u03bb\u03ae\u03c8\u03b7 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03c9\u03bd \u03bf\u03b4\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1, \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03c3\u03c4\u03b7\u03bd \u03c5\u03b3\u03b5\u03b9\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ae \u03c0\u03b5\u03c1\u03af\u03b8\u03b1\u03bb\u03c8\u03b7 (healthcare analytics), \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u03c5\u03b9\u03bf\u03b8\u03ad\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2, \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/li>\n<\/ul>\n<p><!--more--><\/p>\n<ul>\n<li>Jagadish, H. V., Gehrke, J., Labrinidis, A., Papakonstantinou, Y., Patel, J. M., Rama-krishnan, R., Shahabi, C. (2014): Big Data and Its Technical Challenges. Communica-tions of the ACM, Vol. 57 No. 7, pages 86-94.<\/li>\n<li>Catell, R. (2010): Scalable SQL and NoSQL data stores. ACM SIGMOD Record, Volume 39 Issue 4, December 2010, pages 12-27.<\/li>\n<li>White, T. (2010): Hadoop: The Definitive Guide, 2nd Edition. O\u2019Reilly Media\/Yahoo Press, ISBN: 9781449389734.<\/li>\n<li>Jure Leskovec, Anand Rajaraman, Jeff Ullman. Mining of Massive Datasets. Cam-bridge University Press.<\/li>\n<\/ul>\n<h3>\u03a0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c4\u03b1 \u03a3\u03c5\u03b3\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1<\/h3>\n<ul>\n<li>Artie Mahal (2010): How Work Gets Done: Business Process Management, Basics and Beyond, Technics Publications, New Jersey, ISBN: 193550407.<\/li>\n<li>Golab, L., \u00d6zsu, M.T. (2010): Data Stream Management. Morgan &amp; Claypool Publish-ers, Synthesis Lectures on Data Management.<\/li>\n<li>Aggarwal, C.C. (2011): Social Network Data Analytics, Springer, ISBN: 978-1-4419-8462-3.<\/li>\n<li>Mohan, C. (2013): History Repeats Itself: Sensible and NonsenSQL Aspects of the NoSQL Hoopla. Proceedings of EDBT\u201913, Genoa, Italy.<\/li>\n<li>The Beckman Report on Database Research (<a href=\"http:\/\/beckman.cs.wisc.edu\/\">http:\/\/beckman.cs.wisc.edu\/<\/a>), Octo-ber 14-15, 2013.<\/li>\n<li>\u0395\u03c0\u03b9\u03bb\u03b5\u03b3\u03bc\u03ad\u03bd\u03b1 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03ac\u03c1\u03b8\u03c1\u03b1.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u03a3\u03c4\u03cc\u03c7\u03bf\u03c2 \u039f \u03ba\u03cd\u03c1\u03b9\u03bf\u03c2 \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ad\u03c2 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b5\u03c2 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2, \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2. \u0388\u03bc\u03c6\u03b1\u03c3\u03b7 \u03b8\u03b1 \u03b4\u03bf\u03b8\u03b5\u03af \u03c3\u03b5 \u03b8\u03ad\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03bb\u03b9\u03bc\u03ac\u03ba\u03c9\u03c3\u03b7\u03c2, \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03b5 \u03bb\u03ac\u03b8\u03b7 \u03c3\u03c4\u03bf\u03bd \u03c0\u03bb\u03ae\u03c1\u03b7 \u03ba\u03cd\u03ba\u03bb\u03bf \u03b6\u03c9\u03ae\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03ad\u03c7\u03c1\u03b9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[111,142],"tags":[],"_links":{"self":[{"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/posts\/3462"}],"collection":[{"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/comments?post=3462"}],"version-history":[{"count":15,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/posts\/3462\/revisions"}],"predecessor-version":[{"id":4328,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/posts\/3462\/revisions\/4328"}],"wp:attachment":[{"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/media?parent=3462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/categories?post=3462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masters.ds.unipi.gr\/elearning\/wp-json\/wp\/v2\/tags?post=3462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}