... spelling, good grammar, rhythm and flow,appropriateness of tone, and several other specificcharacteristics of good text.In terms of automatic evaluation, we are not aware of any technique that measures ... according to a mix of theinitial method of Section 3.2, for calibration, and the new methods above. We again used a sentencelength of 24, and sequence lengths for the initialmethod of l = 1, 8, ... ultrasummarisa-tion model of Witbrock and Mittal (1999) consists of a content model, modelling the probability that aword in the source text will be in the summary, and a language model. Evaluation methods...