Rachel King writes that Big Data can enable world-changing apps. She spoke with Reid Hoffman, co-founder of LinkedIn, who argued that there are three types of data and their respective challenges that need to be met first:
- Explicit data (i.e. information that goes into profiles, status updates, etc.)
- Implicit data (what’s derived from the explicit data)
- Data “exhaust,” or analytic data that enables users to build applications to change how people “navigate the world”
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