6300 search results - page 245 / 1260 » We have it easy, but do we have it right |
CCS
2007
ACM
15 years 7 months ago
2007
ACM
We present Asirra (Figure 1), a CAPTCHA that asks users to identify cats out of a set of 12 photographs of both cats and dogs. Asirra is easy for users; user studies indicate it c...
ECOOP
1998
Springer
15 years 6 months ago
1998
Springer
Wrappers are mechanisms for introducing new behavior that is executed before and/or after, and perhaps even in lieu of, an existing method. This paper examines several ways to impl...
126
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ESCIENCE
2007
IEEE
15 years 5 months ago
2007
IEEE
Abstract. We study the implementation on grid systems of an efficient algorithm for demanding global optimization problems. Specifically, we consider problems arising in the geneti...
112
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AAAI
2008
15 years 4 months ago
2008
We argue that parameterized complexity is a useful tool with which to study global constraints. In particular, we show that many global constraints which are intractable to propag...
106
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ACSC
2008
IEEE
15 years 8 months ago
2008
IEEE
In the future, if we are to continue to expect improved application performance we will have to achieve it by exploiting course-grained hardware parallelism rather then simply rel...