Traditionally. soft sensors are developed based on measurement data only. but here we consider a moving window (MW) soft sensor (SS) that uses data generated from a calibrated. rigorous model of the distillation columns of an FFC unit at Gazpromneft-Omsk Refinery. https://www.ngetikin.com/flash-choice-1-Gallon-Roll-Cote-High-Performance-Moisture-Vapor-Barrier-Coating-and-Primer-limited-super/