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» Approximate controllability of a reaction-diffusion system
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PODS
2010
ACM
197views Database» more  PODS 2010»
14 years 10 months ago
When data dependencies over SQL tables meet the logics of paradox and S-3
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
Sven Hartmann, Sebastian Link
CG
2002
Springer
14 years 9 months ago
Analytical methods for polynomial weighted convolution surfaces with various kernels
Convolution surface has the advantage of being crease-free and bulge-free over other kinds of implicit surfaces. Among the various types of skeletal elements, line segments can be...
Xiaogang Jin, Chiew-Lan Tai
ICCS
2007
Springer
15 years 3 months ago
Hessian-Based Model Reduction for Large-Scale Data Assimilation Problems
Assimilation of spatially- and temporally-distributed state observations into simulations of dynamical systems stemming from discretized PDEs leads to inverse problems with high-di...
Omar Bashir, Omar Ghattas, Judith Hill, Bart G. va...
ACSC
2003
IEEE
15 years 3 months ago
A Practical Method to Counteract Denial of Service Attacks
Today distributed denial of service (DDoS) attacks are causing major problems to conduct online business over the Internet. Recently several schemes have been proposed on how to p...
Udaya Kiran Tupakula, Vijay Varadharajan
VISUALIZATION
1998
IEEE
15 years 2 months ago
Large scale terrain visualization using the restricted quadtree triangulation
Real-time rendering of triangulated surfaces has attracted growing interest in the last few years. However, interactive visualization of very large scale grid digital elevation mo...
Renato Pajarola