After comparing the advantage and weakness of the rule-based methods and the statistical methods, an automatic POS tagging method based on both CRF and TBL is presented.

• 针对词性标注任务中统计处理和规则处理两种方法各自的特点和局限，提出融合条件随机场模型和基于转换学习的方法来进行自动词性标注的方案。