There is provided an automated data driven method for predicting one or more operational states, such as wear or degradation, of a mechanical system over time. The method has the steps of collecting data on the mechanical system from a data recording device, preprocessing the collected data, selecting...http://www.google.de/patents/US8165826?utm_source=gb-gplus-sharePatent US8165826 - Data driven method and system for predicting operational states of mechanical systems