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EDBT
2012
ACM
247views Database» more  EDBT 2012»
13 years 9 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
EDBT
2010
ACM
151views Database» more  EDBT 2010»
15 years 11 months ago
Warm cache costing: a feedback optimization technique for buffer pool aware costing
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...
H. S. Ramanujam, Edwin Seputis
CVPR
2009
IEEE
17 years 1 months ago
Tour the World: building a web-scale landmark recognition engine
Modeling and recognizing landmarks at world-scale is a useful yet challenging task. There exists no readily available list of worldwide landmarks. Obtaining reliable visual mode...
Yantao Zheng, Ming Zhao 0003, Yang Song, Hartwig A...
WWW
2010
ACM
16 years 1 months ago
Fine-grained privilege separation for web applications
We present a programming model for building web applications with security properties that can be confidently verified during a security review. In our model, applications are d...
Akshay Krishnamurthy, Adrian Mettler, David Wagner
CSFW
2009
IEEE
16 years 1 months ago
ASPIER: An Automated Framework for Verifying Security Protocol Implementations
Abstract. We present aspier – the first framework that combines software model checking with a standard protocol security model to analyze authentication and secrecy properties ...
Sagar Chaki, Anupam Datta