Sciweavers

837 search results - page 98 / 168
» Distributed RAID - A New Multiple Copy Algorithm
Sort
View
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
14 years 8 months ago
ARCube: supporting ranking aggregate queries in partially materialized data cubes
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
Tianyi Wu, Dong Xin, Jiawei Han
WSDM
2010
ACM
166views Data Mining» more  WSDM 2010»
14 years 5 months ago
Ranking Mechanisms in Twitter-Like Forums
We study the problem of designing a mechanism to rank items in forums by making use of the user reviews such as thumb and star ratings. We compare mechanisms where forum users rat...
Anish Das Sarma, Atish Das Sarma, Sreenivas Gollap...
SOSP
2007
ACM
14 years 4 months ago
Bouncer: securing software by blocking bad input
Attackers exploit software vulnerabilities to control or crash programs. Bouncer uses existing software instrumentation techniques to detect attacks and it generates filters auto...
Manuel Costa, Miguel Castro, Lidong Zhou, Lintao Z...
MM
2009
ACM
217views Multimedia» more  MM 2009»
14 years 2 months ago
Label to region by bi-layer sparsity priors
In this work, we investigate how to automatically reassign the manually annotated labels at the image-level to those contextually derived semantic regions. First, we propose a bi-...
Xiaobai Liu, Bin Cheng, Shuicheng Yan, Jinhui Tang...
SIGCOMM
2009
ACM
14 years 2 months ago
Temporal distance metrics for social network analysis
The analysis of social and technological networks has attracted a lot of attention as social networking applications and mobile sensing devices have given us a wealth of real data...
John Tang, Mirco Musolesi, Cecilia Mascolo, Vito L...