POSTECH at NTCIR-6 English Patent Retrieval Subtask

This paper reports our experimental results at the NTCIR-6 English Patent Retrieval Subtask. Our previous participation at the patent retrieval Subtask revealed that the long length of the patent applications require less smoothing of the document model than general documents such as news paper articles. We setup the initial baseline retrieval system for U.S. patent applications and compare the difference from that of Japanese patent applications

POSTECH at NTCIR-6: English Patent Retrieval Subtask

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