本研究考察两种自动词性赋码器对中国英语学习者书面语进行自动赋码的可行性。
This study investigates the performance of two POS taggers on Chinese EFL learners' written data.
对学习者语料进行自动词性赋码，可以使语料库获得“增值”，便于对中介语进行更深层次的研究。
POS tagging can bring "added value" to learner corpora and thus enable in-depth studies of interlanguage.
研究的目的在于：1）比较基于规则的词性赋码器和基于概率的词性赋码器对中国英语学习者书面语的适用度；
The study aims 1) to compare the performance of the rule-based tagger with that of the probability-based tagger;
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