2) Value-Combination IU.
a) Problem: Users need features to search and evaluate
data in function of the value of class attributes.
b) Context of application: The user demands to search
behaviors to classify data in function of the value of attributes.
c) Solution: Organize the information contained in a
dataset, allowing to change target classes for analysis and to
show the information of these classes. This solution deals with
Challenges 1, 2 and 4.
d) Motivation: The analysis based on values of attributes
allows the user to reason out statistical characteristics of the
dataset. For instance, the user can evaluate attributes to reason
out averages, percentages, etc.