Computing Locally Coherent Discourses
Computing Locally Coherent Discourses
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DOI:
10.3115/1218955.1219006
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发表时间:
2004-07
期刊:
影响因子:
--
通讯作者:
Ernst Althaus;Nikiforos Karamanis;Alexander Koller
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文献类型:
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作者:
Ernst Althaus;Nikiforos Karamanis;Alexander Koller
We present the first algorithm that computes optimal orderings of sentences into a locally coherent discourse. The algorithm runs very efficiently on a variety of coherence measures from the literature. We also show that the discourse ordering problem is NP-complete and cannot be approximated.