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CIKM
2008
Springer
15 years 6 months ago
Answering general time sensitive queries
Time is an important dimension of relevance for a large number of searches, such as over blogs and news archives. So far, research on searching over such collections has largely f...
Wisam Dakka, Luis Gravano, Panagiotis G. Ipeirotis
ICPR
2008
IEEE
16 years 5 months ago
Local Regularized Least-Square Dimensionality Reduction
In this paper, we propose a new nonlinear dimensionality reduction algorithm by adopting regularized least-square criterion on local areas of the data distribution. We first propo...
Changshui Zhang, Yangqing Jia
ICPR
2008
IEEE
16 years 5 months ago
Multiclass spectral clustering based on discriminant analysis
Many existing spectral clustering algorithms share a conventional graph partitioning criterion: normalized cuts (NC). However, one problem with NC is that it poorly captures the g...
Xi Li, Zhongfei Zhang, Yanguo Wang, Weiming Hu
SIGMOD
2009
ACM
121views Database» more  SIGMOD 2009»
16 years 4 months ago
Query-aware shrinking test databases
Keeping the test databases as small as possible leads to faster execution of tests and facilitates the task of completing the test cases and evaluating the actual outputs against ...
Claudio de la Riva, Javier Tuya, María Jos&...
DSN
2008
IEEE
15 years 11 months ago
Tempest: Soft state replication in the service tier
Soft state in the middle tier is key to enabling scalable and responsive three tier service architectures. While softstate can be reconstructed upon failure, replicating it across...
Tudor Marian, Mahesh Balakrishnan, Ken Birman, Rob...