Sciweavers

3149 search results - page 318 / 630
» Users in Context
Sort
View
ICASSP
2011
IEEE
14 years 10 months ago
Decentralized support detection of multiple measurement vectors with joint sparsity
This paper considers the problem of finding sparse solutions from multiple measurement vectors (MMVs) with joint sparsity. The solutions share the same sparsity structure, and th...
Qing Ling, Zhi Tian
WWW
2009
ACM
16 years 7 months ago
User-centric content freshness metrics for search engines
In order to return relevant search results, a search engine must keep its local repository synchronized to the Web, but it is usually impossible to attain perfect freshness. Hence...
Ali Dasdan, Xinh Huynh
WWW
2006
ACM
16 years 7 months ago
Designing ethical phishing experiments: a study of (ROT13) rOnl query features
We study how to design experiments to measure the success rates of phishing attacks that are ethical and accurate, which are two requirements of contradictory forces. Namely, an e...
Markus Jakobsson, Jacob Ratkiewicz
CHI
2007
ACM
16 years 7 months ago
Constructing my online self: avatars that increase self-focused attention
Three studies investigated whether users' strategies for customising online avatars increase their self-focused attention, also known as private self-awareness. Study 1 showe...
Asimina Vasalou, Adam N. Joinson, Jeremy Pitt
CHI
2003
ACM
16 years 7 months ago
Reflowing digital ink annotations
Annotating paper documents with a pen is a familiar and indispensable activity across a wide variety of work and educational settings. Recent developments in pen-based computing p...
David Bargeron, Tomer Moscovich