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CHI
2008
ACM
16 years 7 months ago
Undercover: authentication usable in front of prying eyes
A number of recent scams and security attacks (phishing, spyware, fake terminals, ...) hinge on a crook's ability to observe user behavior. In this paper, we describe the des...
Hirokazu Sasamoto, Nicolas Christin, Eiji Hayashi
CHI
2008
ACM
16 years 7 months ago
Electronic voting machines versus traditional methods: improved preference, similar performance
In the 2006 U.S. election, it was estimated that over 66 million people would be voting on direct recording electronic (DRE) systems in 34% of the nation's counties [8]. Alth...
Sarah P. Everett, Kristen K. Greene, Michael D. By...
CHI
2008
ACM
16 years 7 months ago
Don't look now, but we've created a bureaucracy: the nature and roles of policies and rules in wikipedia
Wikis are sites that support the development of emergent, collective infrastructures that are highly flexible and open, suggesting that the systems that use them will be egalitari...
Brian S. Butler, Elisabeth Joyce, Jacqueline Pike
CHI
2008
ACM
16 years 7 months ago
Searching for expertise
It is well established that there is a need to find experts to get answers or advice. A variety of expertise locator tools have emerged to help locate the right person. But there ...
Kate Ehrlich, N. Sadat Shami
CHI
2008
ACM
16 years 7 months ago
Activity-based serendipitous recommendations with the Magitti mobile leisure guide
This paper presents a context-aware mobile recommender system, codenamed Magitti. Magitti is unique in that it infers user activity from context and patterns of user behavior and,...
Victoria Bellotti, James Bo Begole, Ed Huai-hsin C...