EXTRACTING KNOWLEDGE FROM DATA: FROM BUSINESS INTELLIGENCE TO BIG DATA ANALYTICS

tcurrenttime,�arevolutionhasstarted.�Arevolutioncalled� BigData.�Thisrevolutionisnotlimitedtovolumeofdata:� thisrevolutionrequiresustochangeeverythingabout� technologythosewedailyuse.� Itisnecessarytochangethe� architectureofmoderndatacentres,� theprogramming� technologiesavailable,�andthewaywesee�(anduse)�sensorsand� otherinstruments,�andfinally,�requireschangingtheapplication� ofComputerScienceandEngineeringtothesedata. Theaimofthisworkistohowthischangeisbigandhow� importantitis.� Moreover,� perspectives,� challengesandfuture� workdirectionswillbeexamined.

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