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» Estimation of Chaotic Probabilities
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IOR
2008
91views more  IOR 2008»
13 years 8 months ago
A Randomized Quasi-Monte Carlo Simulation Method for Markov Chains
We introduce and study a randomized quasi-Monte Carlo method for estimating the state distribution at each step of a Markov chain. The number of steps in the chain can be random an...
Pierre L'Ecuyer, Christian Lécot, Bruno Tuf...
ISF
2006
118views more  ISF 2006»
13 years 8 months ago
Does information security attack frequency increase with vulnerability disclosure? An empirical analysis
Abstract Research in information security, risk management and investment has grown in importance over the last few years. However, without reliable estimates on attack probabiliti...
Ashish Arora, Anand Nandkumar, Rahul Telang
IPM
2007
105views more  IPM 2007»
13 years 8 months ago
Parsimonious translation models for information retrieval
In the KL divergence framework, the extended language modeling approach has a critical problem estimating a query model, which is the probabilistic model that encodes user’s inf...
Seung-Hoon Na, In-Su Kang, Jong-Hyeok Lee
OR
2002
Springer
13 years 8 months ago
Copulae as a new tool in financial modelling
The paper presents an overview of financial applications of copulas. Copulas permit to represent joint distribution functions by splitting the marginal behavior, embedded in the ma...
Elisa Luciano, Marina Marena
SAC
2002
ACM
13 years 8 months ago
Option pricing under model and parameter uncertainty using predictive densities
The theoretical price of a financial option is given by the expectation of its discounted expiry time payoff. The computation of this expectation depends on the density of the val...
F. Oliver Bunnin, Yike Guo, Yuhe Ren