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VLDB
2009
ACM
182views Database» more  VLDB 2009»
16 years 7 months ago
Guessing the extreme values in a data set: a Bayesian method and its applications
For a largenumber of data management problems, it would be very useful to be able to obtain a few samples from a data set, and to use the samples to guess the largest (or smallest)...
Mingxi Wu, Chris Jermaine
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
16 years 7 months ago
Query interactions in database workloads
Database workloads consist of mixes of queries that run concurrently and interact with each other. In this paper, we demonstrate that query interactions can have a significant imp...
Mumtaz Ahmad, Ashraf Aboulnaga, Shivnath Babu
SIGMOD
2009
ACM
141views Database» more  SIGMOD 2009»
16 years 7 months ago
FlexRecs: expressing and combining flexible recommendations
Recommendation systems have become very popular but most recommendation methods are `hard-wired' into the system making experimentation with and implementation of new recomme...
Georgia Koutrika, Benjamin Bercovitz, Hector Garci...
SIGMOD
2009
ACM
142views Database» more  SIGMOD 2009»
16 years 7 months ago
A grammar-based entity representation framework for data cleaning
Fundamental to data cleaning is the need to account for multiple data representations. We propose a formal framework that can be used to reason about and manipulate data represent...
Arvind Arasu, Raghav Kaushik
SIGMOD
2009
ACM
149views Database» more  SIGMOD 2009»
16 years 7 months ago
CourseRank: a social system for course planning
Special-purpose social sites can offer valuable services to well-defined, closed, communities, e.g., in a university or in a corporation. The purpose of this demo is to show the c...
Benjamin Bercovitz, Filip Kaliszan, Georgia Koutri...