So where is all of this Big Data coming from? Data typically originates from one of three primary sources: the internet/social networks, traditional business systems, and increasingly from the Internet of Things. The data from these sources can be structured, semi-structured, or unstructured, or any combination of these varieties.
Social Networks provide human-sourced information from:
• Social Networks: Twitter and Facebook
• Blogs and comments
• Pictures: Instagram®, Flickr™, Picasa™, etc.
• Videos: YouTube
• Internet searches
• Mobile data content (text messages)
• User-generated maps
Traditional Business Systems
These organizations offer customers services or products
• Commercial transactions
• Banking/stock records
• Credit cards
• Medical records
Internet of Things
• Sensors: traffic, weather, mobile phone location, etc.
• Security, surveillance videos, and images
• Satellite images
• Data from computer systems (logs, web logs, etc.)
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