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Table 1 Definitions of data mining

From: Improving short-term demand forecasting for short-lifecycle consumer products with data mining techniques

Author Type Characteristics of type Input Characteristics of input Output Characteristics of output
Fayyad et al. (1996) Process Non-trivial, involves search or inference Database Larger data sets with rich data structures Knowledge Valid, novel, potentially useful, ultimately understandable
Hand (1998) Process Secondary data analysis Database Secondary data Relationships Unsuspected, of interest or value for database owner
Simoudis (1996) Process Extraction process Database Large scale Information Valid, previously unknown, comprehensible, actionable, useful for making crucial business decisions
Weiss & Indurkhya (1998) Search Cooperative effort of humans and computers Data Large volume Information Valuable