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ToCHI: Input and Direct Manipulation

Tuesday, April 13
4:30 PM - 6:00 PM

Using Direct and Indirect Input Devices: Attention Demands and Age-Related Differences
Anne McLaughlin, North Carolina State University, USA
Wendy A. Rogers, School of Psychology, Georgia Tech, USA
Arthur D. Fisk, School of Psychology, Georgia Tech, USA

The contribution of this paper is a way of thinking about input devices and interfaces in terms of match or mismatch with task attributes and user characteristics.

Shifting the Focus from Accuracy to Recallability: A Study of Informal Note Taking on Mobile IT
Liwei Dai, Xerox Corp., USA
Andrew Sears, UMBC, USA
Rich Goldman, UMBC, USA

Describes an informal note-taking approach that discourages user-initiated error correction and facilitates recall with enhanced notes. Improves the overall efficacy of informal notes and recognition-based text entry using mobile technologies.

ModelCraft: Capturing Freehand Annotations and Edits on 3D Models using a Digital Pen
Hyunyoung Song, University of Maryland, College Park, USA
Francois Guimbretière, Cornell University, USA
Hod Lipson, Cornell University, USA

Presents a system that interprets interaction with physical models and translates it to 3D digital models to facilitate the work cycle of architects.

Can Direct Manipulation Lower the Barriers to Computer Programming and Promote Transfer of Training?
Christopher Hundhausen, Washington State University, USA
Sean F. Farley, Washington State University, USA
Jonathan L. Brown, Washington State University, USA

Experimental evaluation and video analysis of novices' use of a novel direct manipulation computer programming environment. Illuminates value of direct manipulation in providing a "way in" to programming.

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