Research and application of information retrieval techniques in Intelligent Question Answering System

  title={Research and application of information retrieval techniques in Intelligent Question Answering System},
  author={Liang Yunjuan and Zhang Lijun and Ma Lijuan and Miao Qinglin},
  journal={2011 3rd International Conference on Computer Research and Development},
Question and answer system, which is a full-text retrieval system based on dynamic knowledge library, is an important segment of remote education platform. Information retrieval technique is a key technology to make the success of Intelligent Question Answering System. The paper gave research and analysis on the inverted index technology and adopted the improved TFIDF weighting formula in order to improve the accuracy of retrieval explained; introduced a distributed multi-threading technology… CONTINUE READING


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