Sciweavers

555 search results - page 10 / 111
» Aggregate Evaluability in Statistical Databases
Sort
View
ICDE
2006
IEEE
192views Database» more  ICDE 2006»
14 years 9 months ago
Approximating Aggregation Queries in Peer-to-Peer Networks
Peer-to-peer databases are becoming prevalent on the Internet for distribution and sharing of documents, applications, and other digital media. The problem of answering large scal...
Benjamin Arai, Gautam Das, Dimitrios Gunopulos, Va...
DASFAA
2009
IEEE
118views Database» more  DASFAA 2009»
13 years 8 months ago
Detecting Aggregate Incongruities in XML
The problem of identifying deviating patterns in XML repositories has important applications in data cleaning, fraud detection, and stock market analysis. Current methods determine...
Wynne Hsu, Qiangfeng Peter Lau, Mong-Li Lee
SIGMOD
2010
ACM
173views Database» more  SIGMOD 2010»
14 years 14 days ago
PR-join: a non-blocking join achieving higher early result rate with statistical guarantees
Online aggregation is a promising solution to achieving fast early responses for interactive ad-hoc queries that compute aggregates on a large amount of data. Essential to the suc...
Shimin Chen, Phillip B. Gibbons, Suman Nath
SIGMOD
2004
ACM
116views Database» more  SIGMOD 2004»
14 years 7 months ago
The Role of Cryptography in Database Security
In traditional database security research, the database is usually assumed to be trustworthy. Under this assumption, the goal is to achieve security against external attacks (e.g....
Ueli M. Maurer
ICDE
2003
IEEE
96views Database» more  ICDE 2003»
14 years 9 months ago
Pushing Aggregate Constraints by Divide-and-Approximate
Iceberg-cube mining is to compute the GROUP BY partitions, for all GROUP BY dimension lists, that satisfy a given aggregate constraint. Previous works have pushed anti-monotone co...
Ke Wang, Yuelong Jiang, Jeffrey Xu Yu, Guozhu Dong...