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EDBT
2009
ACM
136views Database» more  EDBT 2009»
14 years 2 months ago
Rule-based multi-query optimization
Data stream management systems usually have to process many long-running queries that are active at the same time. Multiple queries can be evaluated more efficiently together tha...
Mingsheng Hong, Mirek Riedewald, Christoph Koch, J...
EDBT
2010
ACM
149views Database» more  EDBT 2010»
14 years 15 days ago
Statistics-based parallelization of XPath queries in shared memory systems
The wide availability of commodity multi-core systems presents an opportunity to address the latency issues that have plaqued XML query processing. However, simply executing multi...
Rajesh Bordawekar, Lipyeow Lim, Anastasios Kements...
RTAS
1999
IEEE
13 years 11 months ago
On Quality of Service Optimization with Discrete QoS Options
We present a QoS management framework that enables us to quantitatively measure QoS, and to analytically plan and allocate resources. In this model, end users' quality prefer...
Chen Lee, John P. Lehoczky, Ragunathan Rajkumar, D...
CCGRID
2009
IEEE
13 years 10 months ago
The Grid Enablement and Sustainable Simulation of Multiscale Physics Applications
The understanding of H diffusion in materials is pivotal to designing suitable processes. Though a nudged elastic band (NEB)+molecular dynamics (MD)/quantum mechanics (QM) algori...
Yingwen Song, Yoshio Tanaka, Hiroshi Takemiya, Aii...
SIGSOFT
2007
ACM
14 years 8 months ago
Finding bugs efficiently with a SAT solver
We present an approach for checking code against rich specifications, based on existing work that consists of encoding the program in a relational logic and using a constraint sol...
Julian Dolby, Mandana Vaziri, Frank Tip