11. The method of claim 1 , further comprising: synthesizing a composite characterization profile for the single object based at least in part on the visual signatures that correspond to the at least two candidate objects.
11. The method of claim 1 , further comprising: synthesizing a composite characterization profile for the single object based at least in part on the visual signatures that correspond to the at least two candidate objects. 12. The method of claim 11 , wherein synthesizing a composite characterization profile for the single object comprises merging the visual signatures that correspond to the at least two candidate objects to obtain the composite characterization profile for the single object.