A process modeling system and method develop a set of process model inputs for a process model, such as a neural network, from values for a number of process input variables and at least one process output variable. The system and method first determine a correlation measurement between each of...http://www.google.de/patents/US5727128?utm_source=gb-gplus-sharePatent US5727128 - System and method for automatically determining a set of variables for use in creating a process model 
