What is Big Data? The answer’s not so easy. Going back a couple of decades, the definition seemed to be to quantify what was meant by “big.” People have used terms like “Big Data,” “Very Large Data” or “Massive Data” with specific data volume measurements (gigabytes, terabytes) to quantify a definition of what constitutes a vast amount of electronic data. John Mashey, a former chief scientist for high-end computer maker Silicon Graphics (SGI),
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Defining ‘Big Data’ Is Often A Big Challenge