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In this paper, we report how we do the query expansion in the NTCIR-7 IR4QA subtask. We submit the results of nine runs of this subtask, which is cross-language information retrieval (CLIR) from English to traditional Chinese, simplified Chinese and Japanese in the official T-run, D-run and DN-run. In these runs, we use the Google online translation service(More)
Transliteration of new named entity is important for information retrieval that crosses two or multiple language. Rule-based machine transliteration is not satisfactory, since different information sources have different standards for the transliteration. To build a statistic machine transliteration module, researchers have to curate a transliteration(More)
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