1. A method of identifying duplicate objects in a plurality of objects, each of the plurality of objects having one or more associated facts, each of the one or more facts having a value, the method comprising: for each of the plurality of objects, normalizing the value of a name fact, the name fact being among the one or more facts associated with the object; grouping the plurality of objects into a plurality of buckets in accordance with the normalized value of the name facts of the plurality of objects; and applying a matcher to a pair of objects in one of the plurality of buckets to determine if the pair of objects are duplicates, one of the pair of objects having an associated fact that is not a common fact of the pair of objects.