Data mining is the exploration and analysis of large quantities of data in order to discover meaningful patterns and rules.Ian H. Witten
Machine learning provides the technical basis for data mining. It is used to extract information from the raw data in databases and to analyze it.Ian H. Witten
Data mining in practice means much more than number crunching. It also involves database and data management, data pre-processing, inference considerations, post-processing of discovered structures, and visualization.Ian H. Witten