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CCS
2010
ACM
13 years 8 months ago
2010
ACM
We systematically study the design of image recognition CAPTCHAs (IRCs) in this paper. We first review and examine all IRCs schemes known to us and evaluate each scheme against th...
IAJIT
2011
12 years 11 months ago
2011
: In recent years, Muslims have depended on the Halal logo, displayed on food packaging, to indicate that the products are prepared according to Halal precepts. As laid out in the ...
TRECVID
2008
13 years 9 months ago
2008
This paper presents our experiments on TRECVID workshop 2008. This year we participated in two challenging tasks, rushes video summarisation and video copy detection tasks. We stu...
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
Existing technologies for file sharing differ widely in the granularity of control they give users over who can access their data; achieving finer-grained control generally requ...
SOUPS
2006
ACM
14 years 1 months ago
2006
ACM
While Internet users claim to be concerned about online privacy, their behavior rarely reflects those concerns. In this paper we investigate whether the availability of compariso...