The document discusses open data and its opportunities. It defines internal, closed data that organizations keep private versus open data that is freely available to the public. Examples of open data portals from the US, UK, Taiwan, Thailand and Hong Kong are provided. The document also discusses how open data can benefit governments and businesses when combined with big data and how it creates opportunities for data science projects. Issues around what types of data should be open and the ongoing debate on open data are also summarized.
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