7512 search results - page 1377 / 1503 » Robust Computations with Dynamical Systems |
199
click to vote
CCS
2010
ACM
15 years 6 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...
188
click to vote
SIGCOMM
2010
ACM
15 years 6 months ago
2010
ACM
Denial of Service (DoS) attacks frequently happen on the Internet, paralyzing Internet services and causing millions of dollars of financial loss. This work presents NetFence, a s...
208
click to vote
CVPR
2007
IEEE
15 years 6 months ago
2007
IEEE
Considerable research work has been done in the area of surveillance and biometrics, where the goals have always been high performance, robustness in security and cost optimizatio...
196
click to vote
TSP
2008
15 years 6 months ago
2008
The detection and estimation of signals in noisy, limited data is a problem of interest to many scientific and engineering communities. We present a mathematically justifiable, com...
152
click to vote
IPPS
2007
IEEE
16 years 20 days ago
2007
IEEE
— Modern CPUs operate at GHz frequencies, but the latencies of memory accesses are still relatively large, in the order of hundreds of cycles. Deeper cache hierarchies with large...