Describes the implementation of FromTo-CLIR, a Web-based natural-language interface for cross-language information retrieval that was tested with Korean and Japanese. Proposes a method that uses a semantic category tree and collocation to resolve the ambiguity of query translation. (Author/LRW)

Describes a study that investigated users' perceptions of ease of use versus user control in Web-based online information retrieval (IR) systems. Discusses desired features and functionalities as well as desired interface structures that support both ease of use and user control. (Author/LRW)

Describes a collaborative effort to explore user needs in a digital library, develop interface prototypes for a digital library, and suggest and prototype tools for digital librarians and users at the Library of Congress. The design process and results are described and suggestions for future work are offered. (Author/LRW)