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» Worst-Case Optimal Algorithms for Parallel Query Processing
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TMM
2011
169views more  TMM 2011»
14 years 9 months ago
Empowering Visual Categorization With the GPU
—Visual categorization is important to manage large collections of digital images and video, where textual metadata is often incomplete or simply unavailable. The bag-of-words mo...
Koen E. A. van de Sande, Theo Gevers, Cees G. M. S...
ICDCS
2007
IEEE
15 years 8 months ago
LagOver: Latency Gradated Overlays
We propose a new genre of overlay network for disseminating information from popular but resource constrained sources. We call this communication primitive as Latency Gradated Ove...
Anwitaman Datta, Ion Stoica, Michael J. Franklin
115
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WWW
2008
ACM
16 years 3 months ago
Performance of compressed inverted list caching in search engines
Due to the rapid growth in the size of the web, web search engines are facing enormous performance challenges. The larger engines in particular have to be able to process tens of ...
Jiangong Zhang, Xiaohui Long, Torsten Suel
SSDBM
2010
IEEE
133views Database» more  SSDBM 2010»
15 years 5 days ago
PrefIndex: An Efficient Supergraph Containment Search Technique
Graphs are prevailingly used in many applications to model complex data structures. In this paper, we study the problem of supergraph containment search. To avoid the NP-complete s...
Gaoping Zhu, Xuemin Lin, Wenjie Zhang, Wei Wang, H...
SIGMOD
2012
ACM
202views Database» more  SIGMOD 2012»
13 years 4 months ago
MCJoin: a memory-constrained join for column-store main-memory databases
There exists a need for high performance, read-only mainmemory database systems for OLAP-style application scenarios. Most of the existing works in this area are centered around t...
Steven Keith Begley, Zhen He, Yi-Ping Phoebe Chen