756 search results - page 150 / 152 » Leveraging the CAPTCHA Problem |
CORR
2011
Springer
12 years 11 months ago
2011
Springer
Many applications, including provenance and some analyses of social networks, require path-based queries over graphstructured data. When these graphs contain sensitive information...
HPCA
2011
IEEE
12 years 11 months ago
2011
IEEE
Queues are commonly used in multithreaded programs for synchronization and communication. However, because software queues tend to be too expensive to support finegrained paralle...
ISCA
2011
IEEE
12 years 11 months ago
2011
IEEE
As we move to large manycores, the hardware-based global checkpointing schemes that have been proposed for small shared-memory machines do not scale. Scalability barriers include ...
COMPGEOM
2011
ACM
12 years 11 months ago
2011
ACM
Given a continuous function f : X → IR on a topological space X, its level set f−1 (a) changes continuously as the real value a changes. Consequently, the connected components...
EDBT
2011
ACM
12 years 11 months ago
2011
ACM
Graph clustering has generally concerned itself with clustering undirected graphs; however the graphs from a number of important domains are essentially directed, e.g. networks of...