... preceding sentence in the input and (2) thenumber of times the preceding sentence in sum-mary is different from that in the input. Sincethe previous sentence in the input text often con-tains ... aspect of linguistic quality separately.3 Indicators of linguistic qualityMultiple factors in uence the linguistic quality of text in general, including: word choice, the ref-erence form of entities, ... set. To predict rankings of systems on one input, we train all the individualrankers, one for each of the classes of features in- troduced above, on data from the remaining in- puts. We then apply...