A system, apparatus, and method are directed towards managing short code allocation policies across a plurality of different carriers for multiple applications. Logical addresses can be distributed between single level and multilevel memory cells based on a frequency of write operations performed. In this construction, electrical insulation between the piezoelectric sheets is not damaged by ink in the pressure chambers of the cavity plate. The shifting times are reduced and a compact construction of the transmission is achieved by virtue of the fact that a plurality of gear stages is assigned to at least two different shift rails in such a way that respective successive gear stages are assigned to respective different shift rails. The contractility of the heart is determined, for example, by measuring the impedance of the heart tissue, by measuring the movement of heart tissue in the wall of the heart, by pressure using an accelerometer, or based on an electrogram signal. The set of coordinate is translated, at least in part, using the depth data associated with the image.