For prompt adherence, at least the errors produced by the ADU compositions (a 3 ) are close to those of c 1 and c 2 , which is why we additionally tested a 3 in combination with the standard feature types.
our results for persuasive student essays underpin the benefit of argument mining, revealing that the mined argumentative structure is particularly helpful for structure-related quality dimensions: Without putting emphasis on the content of arguments, we have improved the state of the art in scoring an essay's organization and even in scoring its argument strength.