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» Authorizing applications in singularity
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CCS
2009
ACM
16 years 7 months ago
Conditional proxy re-encryption secure against chosen-ciphertext attack
In a proxy re-encryption (PRE) scheme [4], a proxy, authorized by Alice, transforms messages encrypted under Alice's public key into encryptions under Bob's public key w...
Jian Weng, Robert H. Deng, Xuhua Ding, Cheng-Kang ...
CHI
2009
ACM
16 years 7 months ago
Why and why not explanations improve the intelligibility of context-aware intelligent systems
Context-aware intelligent systems employ implicit inputs, and make decisions based on complex rules and machine learning models that are rarely clear to users. Such lack of system...
Brian Y. Lim, Anind K. Dey, Daniel Avrahami
CHI
2009
ACM
16 years 7 months ago
Comparison of three one-question, post-task usability questionnaires
Post-task ratings of difficulty in a usability test have the potential to provide diagnostic information and be an additional measure of user satisfaction. But the ratings need to...
Jeff Sauro, Joseph S. Dumas
CHI
2009
ACM
16 years 7 months ago
What's in Wikipedia?: mapping topics and conflict using socially annotated category structure
Wikipedia is an online encyclopedia which has undergone tremendous growth. However, this same growth has made it difficult to characterize its content and coverage. In this paper ...
Aniket Kittur, Ed H. Chi, Bongwon Suh
CHI
2009
ACM
16 years 7 months ago
NewsCube: delivering multiple aspects of news to mitigate media bias
The bias in the news media is an inherent flaw of the news production process. The resulting bias often causes a sharp increase in political polarization and in the cost of confli...
Souneil Park, Seungwoo Kang, Sangyoung Chung, June...