26. The apparatus of claim 23 wherein the granularity input is selected from a predefined set of granularity settings.
27. The apparatus of claim 26 wherein the context classifier is further configured to: obtain sets of classifier configuration parameters, wherein respective ones of the sets of classifier configuration parameters indicate assignments between resource usage levels and corresponding ones of the predefined set of granularity settings, and select as the selected configuration parameter for the context classification the set of classifier configuration parameters assigned to the received granularity input.