Data types such as date/time,unstructured text,image,and audio need to be converted into some form of categorical or numeric representation before they can be processed by data mining algorithms.

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Data mining algorithms typically require categorical or numerical data to operate on, thus data types such as date/time, unstructured text, image, and audio need to be converted into a suitable representation prior to analysis.

Data Types Such as Date/time,unstructured Text,image,and Audio Need to Be