Data-driven soft sensors have been extensively studied in the process industry to provide an accurate online estimation of quality-related variables with easy-to-measure variables. For chemical processes with massive process variables. the performance of soft sensor models could be significantly improved by variable selection because part of these measurements is redundant or independ... https://www.nacrack.com/amazing-price-1997-2000-BMW-528I-Front-Bumper-Reinforcement-Bar-Used-Original-Exterior-OEM-great-save/