27. The computer readable non-transitory storage medium of claim 25 , scoring further comprising: determining, for each segment, a unit-level score for each of the at least one unit of the segment, determining the unit-level score for a unit comprising determining a distance between the auxiliary data feature space and a feature vector of the first number of feature vectors, the feature vector representing the unit, each unit level score representing a measure of similarity of a respective one of the at least one unit to the descriptive information represented by the auxiliary data feature space; and scoring each segment using the unit-level score determined for each of the at least one unit of the segment.
27. The computer readable non-transitory storage medium of claim 25 , scoring further comprising: determining, for each segment, a unit-level score for each of the at least one unit of the segment, determining the unit-level score for a unit comprising determining a distance between the auxiliary data feature space and a feature vector of the first number of feature vectors, the feature vector representing the unit, each unit level score representing a measure of similarity of a respective one of the at least one unit to the descriptive information represented by the auxiliary data feature space; and scoring each segment using the unit-level score determined for each of the at least one unit of the segment. 28. The computer readable non-transitory storage medium of claim 27 , each segment's score comprising an average unit-level score determined using each unit-level score determined for each of the at least one unit of the segment.