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CHI
2011
ACM
14 years 1 months ago
Motionbeam: a metaphor for character interaction with handheld projectors
We present the MotionBeam metaphor for character interaction with handheld projectors. Our work draws from the tradition of pre-cinema handheld projectors that use direct physical...
Karl D. D. Willis, Ivan Poupyrev, Takaaki Shirator...
CHI
2011
ACM
14 years 1 months ago
Guess who?: enriching the social graph through a crowdsourcing game
Despite the tremendous popularity of social network sites both on the web and within enterprises, the relationship information they contain may be often incomplete or outdated. We...
Ido Guy, Adam Perer, Tal Daniel, Ohad Greenshpan, ...
CHI
2011
ACM
14 years 1 months ago
Side effects and "gateway" tools: advocating a broader look at evaluating persuasive systems
This paper argues for evaluating the impact of persuasive systems on users beyond metrics that focus on system usage, based on an interview study of 16 Wii Fit users. While explor...
Victoria Schwanda, Steven Ibara, Lindsay Reynolds,...
CHI
2011
ACM
14 years 1 months ago
Evaluating video visualizations of human behavior
Previously, we presented Viz-A-Vis, a VIsualiZation of Activity through computer VISion [17]. Viz-A-Vis visualizes behavior as aggregate motion over observation space. In this pap...
Mario Romero, Alice Vialard, John Peponis, John T....
CHI
2011
ACM
14 years 1 months ago
Social media ownership: using twitter as a window onto current attitudes and beliefs
Social media, by its very nature, introduces questions about ownership. Ownership comes into play most crucially when we investigate how social media is saved or archived; how it ...
Catherine C. Marshall, Frank M. Shipman III