WICHITA, Kan.--(BUSINESS WIRE)--EFT Analytics (EFT), a leading provider of predictive analytics, process optimization and energy management solutions, is working with Big River Steel, a leading scrap recycling and steel production company, to help increase production efficiency and reduce unplanned downtime. EFT is performing its work at the steelmaker's Arkansas-based facility, the world's only Flex Mill . EFT's advanced analytics software platform CORTEX is providing Big River's operations t