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EOR
2010
94views more  EOR 2010»
13 years 7 months ago
The effect of demand uncertainty in a price-setting newsvendor model
We study the effects of demand uncertainty on optimal decisions and the expected profit of a pricesetting newsvendor who faces either additive or multiplicative stochastic demand....
Minghui Xu, Youhua (Frank) Chen, Xiaolin Xu
LISP
2006
76views more  LISP 2006»
13 years 7 months ago
Semantics of roundoff error propagation in finite precision calculations
We introduce a concrete semantics for floating-point operations which describes the propagation of roundoff errors throughout a calculation. This semantics is used to assert the co...
Matthieu Martel
IQ
2007
13 years 9 months ago
Simulations Of Error Propagation For Prioritizing Data Accuracy Improvement Efforts
: Models of the association between input accuracy and output accuracy imply that, for any given application, the effect of input errors on the output error rate generally varies i...
Irit Askira Gelman
COMPUTING
2007
108views more  COMPUTING 2007»
13 years 7 months ago
Accurate evaluation of divided differences for polynomial interpolation of exponential propagators
In this paper, we propose an approach to the computation of more accurate divided differences for the interpolation in the Newton form of the matrix exponential propagator ϕ(hA)v...
Marco Caliari
AAAI
2011
12 years 7 months ago
Coarse-to-Fine Inference and Learning for First-Order Probabilistic Models
Coarse-to-fine approaches use sequences of increasingly fine approximations to control the complexity of inference and learning. These techniques are often used in NLP and visio...
Chloe Kiddon, Pedro Domingos