Toramatsu Shintani

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Online auctions are becoming an increasingly important channel for electronic commerce. There exist more than 150 online auction sites on the Internet. It is difficult for users to attend, monitor, and bid at multiple auction sites simultaneously. In this paper, we propose BiddingBot which is a multi agent system that supports users in attending, monitoring(More)
Scheduling meetings is generally difficult in that it attempts to satisfy the preferences of all participants. However, all participants can agree to a schedule in which a portion of their preferences are not satisfied, since preferences are regarded in terms of their relative importance. In this paper, we formalize a meeting scheduling as a Distributed(More)
We present a method for multi-agent negotiation for implementing a distributed meeting scheduler. In the meeting scheduler, an agent negotiates with other agents about making an public schedule by referring user's private schedules and preferences. We propose a new persuasion method for multi-agent negotiation for reflecting private preferences. We call the(More)
Information agents are computational software systems that provides transparent access to many different information sources in the Internet, and to be able to retrieve, analyze, manipulate, and integrate heterogeneous data and information on demand. Mobile agents are an effective choice for many applications to improve latency and band-width of(More)
Existing commercial Web browsers provide various utilities and functions, e.g., Web bookmarks and a browsing history list. Since the bookmark and history functions only the title and URL of the Web page, users who cannot remember the contents of each Web page have difficulty retracing their steps. In this paper, we propose a bookmark system based on a 3D(More)