With the growing importance of information technology in our everyday life, new types of
applications are appearing that require the understanding of information in a broad sense …

For information retrieval (IR) tasks, user models are used to estimate user's true intention
and demand. Unfortunately, most user models are constructed in a specialized form that is …

Today's technology makes it possible to easily access huge amounts of complex data. As a
consequence, techniques are needed for accessing the semantics of such data and …

With information technologies being increasingly involved in areas such as (online)
shopping, entertainment or advertisement, computer systems are bound to be able to …

Researchers in the field of Database Systems are bound to expand database techniques
beyond traditional areas, particularly to the realm of the web. With the growing importance of …

The subjective perception of colors has been extensively studied, with a focus on single
colors or on combinations of a few colors. Not much has been done, however, to understand …

In this paper, we discuss the issue of empathy-inducing effect brought by Japanese Haiku,
regarded as the world-shortest poetry. Its condensed form of word combination sometimes …

Recently, people require “personalized” web service like information retrieval system that
can treat user's subjective request. On the other hand, there is huge number of digital …

The present paper proposes the concept of peer-to-peer (P2P) file sharing networks that
allow participants (peers) to freely assign structured meta-data to files. As a concrete …

We suggest that four points should be considered when developing new information
retrieval systems: a) taking information in its entirety (interpretation), b) managing multimedia …