【摘 要】
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本文详细描述了中国科学院合肥物质科学研究院智能机械研究所参加的第七届全国机器翻译研讨会(CWMT2011)评测中的第7个项目--维汉新闻领域的翻译评测系统。在评测中我们共使用了四个翻译系统：基本系统是一个标准的基于短语的统计机器翻译系统；第一个对比系统是融入了源语言形态信息的短语翻译系统，利用递推式的最小描述长度原理对源语言进行非监督式的形态切分，并结合逆向最大匹配词缀的方法获取形态信息；第二个对
【机 构】
：
中国科学院合肥物质科学研究院智能机械研究所,合肥,230031
论文部分内容阅读
本文详细描述了中国科学院合肥物质科学研究院智能机械研究所参加的第七届全国机器翻译研讨会(CWMT2011)评测中的第7个项目--维汉新闻领域的翻译评测系统。在评测中我们共使用了四个翻译系统：基本系统是一个标准的基于短语的统计机器翻译系统；第一个对比系统是融入了源语言形态信息的短语翻译系统，利用递推式的最小描述长度原理对源语言进行非监督式的形态切分，并结合逆向最大匹配词缀的方法获取形态信息；第二个对比系统是利用最小错误率方法调整参数权重的短语翻译系统，采用3轮遮代循环、每轮10次的方法进行参数权重的调整；第三个对比系统是采用二进制解码的层次短语翻译系统。
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