TREC 2003 Question Answering Track at CAS-ICT

In our system, we make use of Chunk information to analyze the question. A multilevel method is fulfilled to retrieve candidate Bi-sentences. As to answer selecting, we proposed a voting method. We figure out the performance of each module of our system, and our study shows that 65.54% information has lost in document retrieval and Bi-sentence retrieval. Keyword: Chunk, Bi-sentence, multilevel retrieval, voting

• Type: Conference
• Year: 2003
• Where: TREC
• Authors: Yi Chang, Hongbo Xu, Shuo Bai
• Keywords: Candidate Bi-sentences, Chunk Information, Multilevel Method, TREC 2003, TREC 2008