A Fuzzy Data Sifter for Constructing a Takagi-Sugeno Fuzzy Model

An inexpensive, lightweight, overhead lighting system positions fluorescent tubes and their associated ballasts in slotted plastic pipes arranged in end to end relation and connected and supported by plastic pipe fittings, including ells, tees, angles and cross shaped sections which are in turn suspended beneath a ceiling or roof of a structure by appropriate support rods and tubes.