. https://www.techrepublic.com/article/how-to-quiet-big-data-noise/

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SHARESHARESHARE
HOW TO QUIET BIG DATA NOISE
Data is compromised when it is misspelled, duplicated, invalid, missing, etc. When bad data gets fed into big data algorithms, bad results occur, and bad decisions can get made.I found this out firsthand when I was CIO at a financial institution. A credit card fraud analytics program flagged a board member's card as suspicious as he was going through the checkout line in a box store. The identification was a false positive. The board member was denied his transaction, and the incident was very embarrassing. The dirty data and the analytics software didn't have to explain the mistake I did.These situations happen in companies every day because data needs to be cleaned and prepped before it gets queried by analytics. Big data is even tougher to clean, since it comes in many different shapes, and there is more of it. READ MORE