Reconstructing Improper Values with C4.5

Non-Causal Step

This step applies the C4.5 algorithm to reconstruct any improper values.

Input Parameters

1. Input data including improper values
2. Definition of improper values (‘nan’, ‘inf’, or ‘null’, etc.)

Output Parameters

1. Output data excluding improper values

Workflow

Algorithm

C4.5

References

• J. Han, M. Kamber and J. Pei, Data Mining - Concepts and Techniques, 3rd ed., Amsterdam: Morgan Kaufmann Publishers, 2012.