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VLDB
2005
ACM
177views Database» more  VLDB 2005»
15 years 11 months ago
Discovering Large Dense Subgraphs in Massive Graphs
We present a new algorithm for finding large, dense subgraphs in massive graphs. Our algorithm is based on a recursive application of fingerprinting via shingles, and is extreme...
David Gibson, Ravi Kumar, Andrew Tomkins
VLDB
2005
ACM
116views Database» more  VLDB 2005»
15 years 11 months ago
Client Assignment in Content Dissemination Networks for Dynamic Data
Consider a content distribution network consisting of a set of sources, repositories and clients where the sources and the repositories cooperate with each other for efficient di...
Shetal Shah, Krithi Ramamritham, Chinya V. Ravisha...
VLDB
2004
ACM
180views Database» more  VLDB 2004»
15 years 11 months ago
Bloom Histogram: Path Selectivity Estimation for XML Data with Updates
Cost-based XML query optimization calls for accurate estimation of the selectivity of path expressions. Some other interactive and internet applications can also benefit from suc...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...
DASFAA
2003
IEEE
99views Database» more  DASFAA 2003»
15 years 11 months ago
Scalable View Expansion in a Peer Mediator System
To integrate many data sources we use a peer mediator framework where views defined in the peers are logically composed in terms of each other. A common approach to execute queri...
Timour Katchaounov, Vanja Josifovski, Tore Risch
ADC
2003
Springer
123views Database» more  ADC 2003»
15 years 11 months ago
A Distance-Based Packing Method for High Dimensional Data
Minkowski-sum cost model indicates that balanced data partitioning is not beneficial for high dimensional data. Thus we study several unbalanced partitioning methods and propose ...
Tae-wan Kim, Ki-Joune Li