Physical Sensor

An electro-mechanical device that converts physical properties (temperature, pressure, flow, composition, etc.) into electrical signals for use in electronic systems, such as control systems, data historians and "virtual sensors".

Prediction

An estimate of a future value of a variable.

Principle Variables Analysis (PVA)

The application of Causal Analytics to determine the minimal set of variables that maximally explain the information within a variable of interest

Raw Data

Data which has been extracted from its original source and has had no pre-processing what so ever upon it.

Regression

The act of fitting the coefficients of a given equation or mathematical system using data values.  The equation or mathematical system may be linear on non-linear.