Table 1 Definitions of data mining
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 |