134 search results - page 6 / 27 » Open Problems from CCCG 2006 |
PODC
2011
ACM
12 years 10 months ago
2011
ACM
We consider the power of objects in the unbounded concurrency shared memory model, where there is an infinite set of processes and the number of processes active concurrently may...
PODS
2006
ACM
14 years 7 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
DAM
2006
13 years 7 months ago
2006
Given a rectangular array where entries represent the pixels of a digitalized image, we consider the problem of reconstructing an image from the number of occurrences of each colo...
ISI
2006
Springer
13 years 7 months ago
2006
Springer
Since privacy information can be inferred via social relations, the privacy confidentiality problem becomes increasingly challenging as online social network services are more popu...
CSFW
2006
IEEE
14 years 1 months ago
2006
IEEE
The problem of information flow in multithreaded programs remains an important open challenge. Existing approaches to specifying and enforcing information-flow security often su...