Data mining and knowledge discovery in
databases have been attracting a significant amount of research, industry, and media attention of late. What is all the excitement about? This article provides an overview of this emerging
field, clarifying how data mining and knowledge discovery in databases are related both to each other and to related fields, such as machine learning, statistics, and databases. The article
mentions particular real-world applications, specific data-mining techniques, challenges involved in real-world applications of knowledge
discovery, and current and future research directions in the field.