Techniques are described for determining what node of a classification and regression tree should be used by a predictive analysis application. In the preform the reinforcing material typically is silicon carbide, boron nitride, titanium nitride, carbon or graphite. The patterned semiconductor layer is disposed on the patterned gate insulating layer. The play list identifies one or more video files stored at the STB device. The bearer ring of the die roll is in contact with the outer radial surface.