Yoshihiro Otsuka

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Recently, the use of blogs has been a remarkable means to publish user interests. In order to find suitable information resources from a large amount of blog entries which are published every day, we need an information filtering technique to automatically transcribe user interests to a user profile in detail. In this paper, we first classify user blog(More)
Increases in network traffic due to the expansion of IP broadband services in recent years have prompted researchers to examine optical networks that employ wavelength division multiplexing technology, optical switching technology, and autonomous-control protocol technology. Our group has been investigating a multi-layered network management system to(More)
BACKGROUND AND STUDY AIMS The Clutch Cutter (CC) was developed to reduce the risk of complications related to endoscopic submucosal dissection (ESD) using knives. The CC is able to grasp and coagulate and/or incise the targeted tissue using electrosurgical current, like a biopsy technique. The aim of this study was to evaluate the efficacy and safety of ESD(More)
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