Long-xi Pan

Learn More
The paper presents our work in the opinion pilot task in NTCIR6 in Chinese. In extracting opinion holders, we applied Conditional Random Field (CRF) model to find the opinion holders as a sequential labeling task, while in determining the subjectivity and the polarity, we adopted a simple empirical algorithms based on the sentimental dictionary to(More)
We participated in the English-Chinese cross-language information retrieval (CLIR) E-C tasks in NTCIR6. Considering the special feature of crossing two different languages in CLIR, our main concerns in our experiment are 1) to evaluate the appropriateness of MT as a means of query translation in CLIR, 2) to evaluate the effect of feedback in retrieval model(More)
  • 1