Counting values can be encrypted as a set of counting value cyphertexts according to a hidden vector encryption scheme using sample values of a set of samples, where each of the samples can include multiple sample values. The multiplexer directs debug mode information to the memory device in response to the SoC device being in a debug mode. As much tube as is required is used to allow the air stone to be introduced into almost any portion of the wastewater treatment system so as to introduce air into the effluent to allow aerobic bacteria to proliferate. The invention is further related to a method for defining a pattern on a substrate. Data representing an actual traffic flow pattern through the complex communication system over the predetermined time period is compared to the model parameters representing anticipated traffic patterns for each model.