4. The non-transitory computer-readable medium of claim 1 , wherein the context node filter is configured to operate with a context type filter.
4. The non-transitory computer-readable medium of claim 1 , wherein the context node filter is configured to operate with a context type filter. 5. The non-transitory computer-readable medium of claim 4 , wherein the context type filter is configured to output a context type associated with determining a contextual distance.