Inspired by Hill and Hollan’s original work [6], we have been developing a theory of interaction history and building tools to apply this theory to navigation in a complex infor...
We introduce a new type of Self-Organizing Map (SOM) to navigate in the Semantic Space of large text collections. We propose a "hyperbolic SOM" (HSOM) based on a regular...
Abstract. This paper presents the ’Media Watch on Climate Change’, an interactive Web portal that combines a portfolio of semantic services with a visual interface based on tig...
Arno Scharl, Albert Weichselbraun, Alexander Hubma...
We explore the concept of social landmarks in complex, shared information and coordination environments. Previous research in navigation and shared spaces has tended to emphasize ...
Michael J. Muller, Olga Kuchinskaya, Suzanne O. Mi...
In this paper, we present a new method for vision-based, reactive robot navigation that enables a robot to move in the middle of the free space by exploiting both central and peri...