Sciweavers

174 search results - page 35 / 35
» Expert Systems and Business Intelligence Applications in Kno...
Sort
View
SIGMOD
2008
ACM
158views Database» more  SIGMOD 2008»
14 years 5 months ago
Column-stores vs. row-stores: how different are they really?
There has been a significant amount of excitement and recent work on column-oriented database systems ("column-stores"). These database systems have been shown to perfor...
Daniel J. Abadi, Samuel Madden, Nabil Hachem
WWW
2005
ACM
14 years 6 months ago
Named graphs, provenance and trust
The Semantic Web consists of many RDF graphs nameable by URIs. This paper extends the syntax and semantics of RDF to cover such Named Graphs. This enables RDF statements that desc...
Jeremy J. Carroll, Christian Bizer, Patrick J. Hay...
KCAP
2009
ACM
14 years 8 days ago
Workflow matching using semantic metadata
Workflows are becoming an increasingly more common paradigm to manage scientific analyses. As workflow repositories start to emerge, workflow retrieval and discovery becomes a cha...
Yolanda Gil, Jihie Kim, Gonzalo Flórez Puga...
SIGMOD
2009
ACM
213views Database» more  SIGMOD 2009»
14 years 6 months ago
Dictionary-based order-preserving string compression for main memory column stores
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
Carsten Binnig, Stefan Hildenbrand, Franz Fär...