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SIAMIS
2008
116views more  SIAMIS 2008»
15 years 6 months ago
Quantitative Object Reconstruction Using Abel Transform X-Ray Tomography and Mixed Variable Optimization
This paper introduces a new approach to the problem of quantitative reconstruction of an object from few radiographic views. A mixed variable programming problem is formulated in ...
Mark A. Abramson, Thomas J. Asaki, J. E. Dennis, K...
SIAMSC
2008
118views more  SIAMSC 2008»
15 years 6 months ago
Splitting Methods Based on Algebraic Factorization for Fluid-Structure Interaction
We discuss in this paper the numerical approximation of fluid-structure interaction (FSI) problems dealing with strong added-mass effect. We propose new semi-implicit algorithms ba...
Santiago Badia, Annalisa Quaini, Alfio Quarteroni
SIAMSC
2008
132views more  SIAMSC 2008»
15 years 6 months ago
Stochastic Preconditioning for Diagonally Dominant Matrices
Abstract. This paper presents a new stochastic preconditioning approach for large sparse matrices. For the class of matrices that are row-wise and column-wise irreducibly diagonall...
Haifeng Qian, Sachin S. Sapatnekar
SIGECOM
2008
ACM
90views ECommerce» more  SIGECOM 2008»
15 years 6 months ago
Non-myopic strategies in prediction markets
One attractive feature of market scoring rules [Hanson '03] is that they are myopically strategyproof: It is optimal for a trader to report her true belief about the likeliho...
Stanko Dimitrov, Rahul Sami
SIGIR
2008
ACM
15 years 6 months ago
Algorithmic mediation for collaborative exploratory search
We describe a new approach to information retrieval: algorithmic mediation for intentional, synchronous collaborative exploratory search. Using our system, two or more users with ...
Jeremy Pickens, Gene Golovchinsky, Chirag Shah, Pe...
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