8. The method of claim 1 , wherein generating new computer executable rules for mining and constructing situation categories from the stored labeled subsets of data comprises generating rules including a pattern and a corresponding situation category.
9. The method of claim 8 , wherein each pattern is composed of two sets of features, including inclusion features and exclusion features, such that a selected rule matches an event if all of the inclusion features of the selected rule appear in the feature set of the entry and none of the exclusion features of the selected rule appear in the feature set of the entry.