... constraint-based mining) , the integration of data mining with data warehousing and database systems,the standardization of data mining languages, visualization methods, and new meth-ods for handling ... such as Quinlan and Rivest [QR89] and Chakrabarti, Sarawagi, and Dom[CSD 98] . The pattern discovery point of view of data mining is addressed in numerousmachine learning and data mining studies, ... complex data types. Other trends include biological data mining, mining software bugs, Web mining, distributed and real-time mining, graph mining, social network analysis, multirelational and multidatabase...