Unfortunately, data mining isn't always about structured data. Text mining -- or text data mining -- is about comprehending natural language and extracting high quality information from it. Natural languages have structure, too. These structures are generally more complex than a schema, especially one designed for data mining. Because of these inherent complexities, entire technologies have arisen to extract, parse and analyze text. At the same time, an increasing amount of stored data is becoming subject to privacy measures, especially encryption.

At Linux Insider.

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