With the rapid progress in high performance computers, database systems, data warehouse systems, remote sensing, telecommunication systems, data collection tools, data storage devices, and the world wide web, the amount of data being collected and made available has grown rapidly, far exceeding the capability of scientists, engineers, оеэмн and business analysts to analyze it Without new algorithms and innovative applications, most of these data will never be analyzed Thus, data mining has become an important research frontier for the automated analysis of large amounts of data This proceedings includes all 29 of the contributed research papers presented by prominent researchers and practitioners in data mining plus descriptions of the keynote speechesand tutorials The First SIAM International Conference on Data Mining provided an important international forum for those interested in algorithms, computing systems, and innovative applications in data mining and data intensive computing Its many activities made this conference an exciting event in data mining.  WelnsteISBN 0898714958.