Hierarchical Recurrent Neural Network for Document Modeling

By R. Lin, Shujie Liu, Muyun Yang, Mu Li, M. Zhou, Sheng Li. 2015

169 citations recorded by the source corpus.

This paper proposes a novel hierarchical recurrent neural network language model (HRNNLM) for document modeling. After establishing a RNN to capture the coherence between sentences in a document, HRNNLM integrates it as the sentence history information into the word level RNN to predict the word sequence with cross-sentence contextual information. A two-step training approach is designed, in which sentence-level and word-level language models are approximated for the convergence in a pipeline style. Examined by the standard sentence reordering scenario, HRNNLM is proved for its better accuracy in modeling the sentence coherence. And at the word level, experimental results also indicate a significant lower model perplexity, followed by a practical better translation result when applied to a Chinese-English document translation reranking task.

Subfields: Artificial Intelligence

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In Artificial Intelligence

  1. Jianfeng Gao
  2. Mohit Bansal
  3. Zhe Gan
  4. Yejin Choi
  5. Eric P. Xing
  6. Noah A. Smith
  7. Graham Neubig
  8. Luke S. Zettlemoyer

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