AAAI
2011
12 years 11 months ago
2011
In this paper, we propose a variant of the conservativeupdate Count-Min sketch to further reduce the overestimation error incurred. Inspired by ideas from lossy counting, we divid...
SIGMOD
2011
ACM
13 years 2 months ago
2011
ACM
Facebook recently deployed Facebook Messages, its first ever user-facing application built on the Apache Hadoop platform. Apache HBase is a database-like layer built on Hadoop des...
AMT
2010
Springer
14 years 1 months ago
2010
Springer
One of the major problems for search at Web scale is that the search results on the large scale data might be huge and the users have to browse to find the most relevant ones. Plus...
AMT
2009
Springer
14 years 6 months ago
2009
Springer
Considering the time constraints and Web scale data, it is impossible to achieve absolutely complete reasoning results. Plus, the same results may not meet the diversity of user ne...
AMT
2009
Springer
14 years 6 months ago
2009
Springer
Traditional reasoning tools for the Semantic Web cannot cope with Web scale data. One major direction to improve performance is parallelization. This article surveys existing studi...