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PODS
2009
ACM
110views Database» more  PODS 2009»
14 years 8 months ago
Optimal tracking of distributed heavy hitters and quantiles
We consider the the problem of tracking heavy hitters and quantiles in the distributed streaming model. The heavy hitters and quantiles are two important statistics for characteri...
Ke Yi, Qin Zhang
PCI
2005
Springer
14 years 1 months ago
Protein Classification with Multiple Algorithms
Nowadays, the number of protein sequences being stored in central protein databases from labs all over the world is constantly increasing. From these proteins only a fraction has b...
Sotiris Diplaris, Grigorios Tsoumakas, Pericles A....
VLDB
2005
ACM
165views Database» more  VLDB 2005»
14 years 1 months ago
Semantic Adaptation of Schema Mappings when Schemas Evolve
Schemas evolve over time to accommodate the changes in the information they represent. Such evolution causes invalidation of various artifacts depending on the schemas, such as sc...
Cong Yu, Lucian Popa
CIDR
2007
144views Algorithms» more  CIDR 2007»
13 years 9 months ago
Cache-Oblivious Query Processing
We propose a radical approach to relational query processing that aims at automatically and consistently achieving a good performance on any memory hierarchy. We believe this auto...
Bingsheng He, Qiong Luo
EDBT
2006
ACM
118views Database» more  EDBT 2006»
14 years 8 months ago
On Honesty in Sovereign Information Sharing
Abstract. We study the following problem in a sovereign informationsharing setting: How to ensure that the individual participants, driven solely by self-interest, will behave hone...
Rakesh Agrawal, Evimaria Terzi