Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
Meta-modeling is well known to define the basic concepts of domain-specific languages in an object-oriented way. Based on graph transformation, an abstract meta-model may be enhanc...
Extensive research activities are recently directed towards the Semantic Web as a future form of the Web. Consequently, Web search as the key technology of the Web is evolving tow...
A model of resource access control is presented in which the access control to resources can employ user interaction to obtain the necessary permissions. This model is inspired by...
This paper presents a Japanese information retrieval method using the dependency relationship between words and semantic and statistical information about them. Our method gives a...