2012 ASIA-PACIFIC SIGNAL AND INFORMATION PROCESSING ASSOCIATION ANNUAL SUMMIT AND CONFERENCE (APSIPA ASC) 1-4 2012年 [査読有り]
We are developing S-CAT computer test system that will be the first automated adaptive speaking test for Japanese. The speaking ability of examinees is scored using speech processing techniques without human raters. By using computers for the scor...
INTERNATIONAL JOURNAL OF INFORMATION TECHNOLOGY & DECISION MAKING 11(1) 33-53 2012年1月 [査読有り]
Collaborative filtering (CF) is one of the most prevalent recommendation techniques, providing personalized recommendations to users based on their previously expressed preferences and those of other similar users. Although CF has been widely appl...
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS 58(10) 2556-2565 2011年10月 [査読有り]
This paper presents expressions for the waveforms and design equations to satisfy the ZVS/ZDS conditions in the class-E power amplifier, taking into account the MOSFET gate-to-drain linear parasitic capacitance and the drain-to-source nonlinear pa...
ELECTRONICS AND COMMUNICATIONS IN JAPAN 94(4) 44-54 2011年4月 [査読有り]
Super-function based machine translation (SFBMT), which is a type of example-based machine translation, has a feature which makes it possible to expand the coverage of examples by changing nouns into variables. However, there have been problems ex...