17、自然语言工具与Perl Unicode 应用

自然语言工具与Perl Unicode 应用

1. 自然语言处理工具

1.1 基于频率的文本摘要器

基于频率的文本摘要器能将长文本简化,例如将一篇2000字的语言生成论文简化为如下摘要:

This paper introduces the neca mnlg; a Multimodal Natural Language Generator. The neca mnlg adopts the conventional pipeline architecture for generators (Reiter and Dale, 2000). Feature structures are also used in the fuf/surge generator. See http://www.cs.bgu.ac.il/surge/. Matching trees might in turn have incomplete daughter nodes. These are recursively expanded by matching them with the trees in the repository, until all daughters are complete. The module is based on the work of Krahmer and Theune (2002). The negation is passed on to the VP subtree via the feature. The attributes x and y allow us to capture unbo
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