JAVELIN III: Cross-Lingual Question Answering from Japanese and Chinese Documents

In this paper, we describe the JAVELIN Cross Language Question Answering system, which includes modules for question analysis, keyword translation, document retrieval, information extraction and answer generation. In the NTCIR6 CLQA2 evaluation, our system achieved 19% and 13% accuracy in the English-to-Chinese and English-to-Japanese subtasks, respectively. An overall analysis and a detailed module-by-module analysis are presented.