Run-sheng Liu

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This study examines technological collaboration in the solar cell industry using the information of patent assignees and inventors as defined by the United States Patent and Trademark Office. Three different collaborative types, namely local (same city), domestic (different cities of the same country), and international collaboration, are discussed. The(More)
In this paper we put our attention on gaining a set of effective acoustic model bestowed in an embedded phoneme-base mandarin name dialing system. Different sets of sub-word units are tested in the diverse vocabulary lists. The emission probability varied with the amount of mixtures and the type of covariance matrices is adopted. The speech feature with(More)
This article assesses the innovation competition characteristics in China through patent analysis. The Chinese patents in US Patent and Trademark Office (USPTO) database from 2004 to 2008 are used for analysis. The findings suggest that the innovation competitiveness of China has increased in recent years. The absolute number of patents has shown the trend(More)
This paper studies searching and pruning process of the telephone speech recognition system for Private Automatic Branch Exchange (PABX) to explore the possible problems encountered in applying speech recognition to telephone network and to prepare the necessary techniques for the practical telephone speech recognition systems. Experiment on a baseline(More)
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