While collaboration is a natural choice in many situations, there is a lack of specialized tools for collaboratively seeking information. We present design specifications and impl...
HANDS is a new programming system for children that was designed for usability. This paper examines the effectiveness of three features of HANDS: queries, aggregate operations, an...
This work presents a new tactile display device for relaying contact information to locations along the human arm. The system is intended to facilitate teleoperation of whole-arm ...
This paper presents two empirical usability studies based on techniques from Human-Computer Interaction HCI and software engineering, which were used to elicitate requirements fo...
Abstract. The UML is recognized to be the dominant diagrammatic modeling language in the software industry. However, it’s support for building interactive systems is still acknow...