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WAW
2004
Springer
15 years 3 months ago
2004
Springer
We develop an algorithm to detect community structure in complex networks. The algorithm is based on spectral methods and takes into account weights and links orientations. Since t...
XSYM
2004
Springer
15 years 3 months ago
2004
Springer
A key step in the optimization of declarative queries over XML data is estimating the selectivity of path expressions, i.e., the number of elements reached by a specific navigatio...
PLDI
2003
ACM
15 years 2 months ago
2003
ACM
Many important applications, such as those using sparse data structures, have memory reference patterns that are unknown at compile-time. Prior work has developed runtime reorderi...
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SIGIR
2003
ACM
15 years 2 months ago
2003
ACM
Most existing clustering algorithms cluster highly related data objects such as Web pages and Web users separately. The interrelation among different types of data objects is eith...
CCGRID
2002
IEEE
15 years 2 months ago
2002
IEEE
More and more parallel applications are running in a distributed environment to take advantage of easily available and inexpensive commodity resources. For data intensive applicat...