15. The computer-readable storage medium of claim 14 , wherein the first top-down message is further based on history of a previous state of the node in the inference stage.
15. The computer-readable storage medium of claim 14 , wherein the first top-down message is further based on history of a previous state of the node in the inference stage. 21. The computer-readable storage medium of claim 15 , further comprising computer instructions to: replicate a spatial co-occurrence shared by two or more temporal groupings of the spatial co-occurrences to represent a higher-order temporal model of input patterns; and modify the temporal statistics data according to the replicated spatial co-occurrence.