Here is how Text Analytics is used

Text Analytics is used to determine keywords, topics, category, semantics, and tags from huge data sets. Text analytics software solutions offers tools, servers, analytic algorithm based applications, data mining and extraction tools etc., to convert unstructured data and give meaning to the data, which can be later used for analysis. 

For those who are unfamiliar, the data that is extracted is later stored in a relational, XML, and other data warehousing applications. These stored data sets are later used to conduct various levels of analysis with the help of various tools such as business intelligence tools or big data analytics or predictive analytics tools.