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WWW
2003
ACM
14 years 2 months ago
2003
ACM
Since the early 1990s, different infrastructures for supporting learning have been developed and practically tested in Paderborn. One of the key products of our research is the we...
SACMAT
2009
ACM
14 years 1 months ago
2009
ACM
The role-based access control (RBAC) model has proven to be cost effective to reduce the complexity and costs of access permission management. To maximize the advantages offered...
ICOIN
2001
Springer
14 years 1 months ago
2001
Springer
The Internet has enabled the dissemination and access of vast amounts of information to be easy. But dramatic increases of the number of users of Internet cause server overload, n...
ICFP
2000
ACM
14 years 1 months ago
2000
ACM
This paper describes FC++: a rich library supporting functional programming in C++. Prior approaches to encoding higher order functions in C++ have suffered with respect to polymo...
SIGMOD
1999
ACM
14 years 1 months ago
1999
ACM
Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...