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CSCW
2010
ACM
16 years 3 months ago
WeSearch: supporting collaborative search and sensemaking on a tabletop display
Groups of users often have shared information needs – for example, business colleagues need to conduct research relating to joint projects and students must work together on gro...
Meredith Ringel Morris, Jarrod Lombardo, Daniel Wi...
CHI
2010
ACM
16 years 1 months ago
Are your participants gaming the system?: screening mechanical turk workers
In this paper we discuss a screening process used in conjunction with a survey administered via Amazon.com’s Mechanical Turk. We sought an easily implementable method to disqual...
Julie S. Downs, Mandy B. Holbrook, Steve Sheng, Lo...
CHI
2010
ACM
16 years 1 months ago
ToolClips: an investigation of contextual video assistance for functionality understanding
We investigate the use of on-line contextual video assistance to improve the learnability of software functionality. After discussing motivations and design goals for such forms o...
Tovi Grossman, George W. Fitzmaurice
ACHI
2008
IEEE
16 years 1 months ago
Synchronous vs. Asynchronous Video in Multi-robot Search
Camera guided teleoperation has long been the preferred mode for controlling remote robots, with other modes such as asynchronous control only used when unavoidable. In this exper...
Prasanna Velagapudi, Jijun Wang, Huadong Wang, Pau...
NORDICHI
2006
ACM
16 years 22 days ago
Systematic evaluation of e-learning systems: an experimental validation
The evaluation of e-learning applications deserves special attention and evaluators need effective methodologies and appropriate guidelines to perform their task. We have proposed...
Carmelo Ardito, Maria Francesca Costabile, Antonel...