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STOC
2004
ACM
110views Algorithms» more  STOC 2004»
16 years 4 months ago
On sums of independent random variables with unbounded variance, and estimating the average degree in a graph
We prove the following inequality: for every positive integer n and every collection X1, . . . , Xn of nonnegative independent random variables that each has expectation 1, the pr...
Uriel Feige
SDM
2009
SIAM
164views Data Mining» more  SDM 2009»
16 years 1 months ago
Time-Decayed Correlated Aggregates over Data Streams.
Data stream analysis frequently relies on identifying correlations and posing conditional queries on the data after it has been seen. Correlated aggregates form an important examp...
Graham Cormode, Srikanta Tirthapura, Bojian Xu
SIGIR
2009
ACM
15 years 10 months ago
Web searching for daily living
The new concept proposed in this paper is a query free web search that automatically retrieves a web page including information related to the daily activity that we are currently...
Takuya Maekawa, Yutaka Yanagisawa, Yasushi Sakurai...
IDEAS
2008
IEEE
105views Database» more  IDEAS 2008»
15 years 10 months ago
Pruning attribute values from data cubes with diamond dicing
Data stored in a data warehouse are inherently multidimensional, but most data-pruning techniques (such as iceberg and top-k queries) are unidimensional. However, analysts need to...
Hazel Webb, Owen Kaser, Daniel Lemire
CC
2007
Springer
15 years 10 months ago
A Declarative Framework for Analysis and Optimization
DeepWeaver-1 is a tool supporting cross-cutting program analysis and transformation components, called “weaves”. Like an aspect, a DeepWeaver weave consists of a query part, an...
Henry Falconer, Paul H. J. Kelly, David M. Ingram,...