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触发式语言模型下的混淆网络解码方法

杨春风 王欢良

计算机工程与应用2011,Vol.47Issue(10):127-130,4.
计算机工程与应用2011,Vol.47Issue(10):127-130,4.DOI:10.3778/j.issn.1002-8331.2011.10.036

触发式语言模型下的混淆网络解码方法

Decoding method integrating of confusion network based on Trigger language model

杨春风 1王欢良1

作者信息

  • 1. 西北师范大学数学与信息科学学院,兰州,730070
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摘要

Abstract

The decoding method integrating of confusion network is studied.Trigger language model based on semantic class pairs is proposed to model dependence relationship between long-span words.The model is integrated with confusion network decoding process.Different speech recognition systems utilize different knowledge sources and modeling methods, consequently their error pattern is also different.Experimental results show the method can relatively reduce character error rate by 7.9% respectively.

关键词

语音识别/触发式语言模型/混淆网络

Key words

speech recognition/ Trigger language model/ confusion network

分类

信息技术与安全科学

引用本文复制引用

杨春风,王欢良..触发式语言模型下的混淆网络解码方法[J].计算机工程与应用,2011,47(10):127-130,4.

基金项目

西北师范大学青年教师基金(the Youth Teacher Foundation of NWNU under Grant No.NWNU-LKQN-08-3). (the Youth Teacher Foundation of NWNU under Grant No.NWNU-LKQN-08-3)

计算机工程与应用

OACSCDCSTPCD

1002-8331

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