... that, as a rule of thumb for the minimum amount of data to accept, for mining (as opposed to data preparation) , use at leasttwice the number of instances required for a data preparation representative ... a mining tool.” “Information is contained in variability.” Information, information, information. Clearly, “information” is a key feature of data preparation. In fact, information—its discovery, ... concept of “information.” This book mentions “information” in several places. “Information is embedded in a data set.” “The purpose of data preparation is to best expose information to...