- Big Data means different things to people with different backgrounds and interests
o Traditionally = massive volumes of data§ Google, NASA, etc.
o Cant keep track of, store, analyze the same as "normal" data- Comes from everywhere
o Web logs, GPS, social networks, medical records, etc
- Misnomer more than just "big"
- Volume, Variety, Velocityo Veracity, Variability, Value
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