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IOR
2011
13 years 5 months ago
2011
We consider a pricing problem in an environment where the customers’ willingness-to-pay (WtP) distribution may change at some point over the selling horizon. Customers arrive se...
JCT
2011
13 years 5 months ago
2011
The f-regressive Ramsey number Rreg f (d, n) is the minimum N such that every colouring of the d-tuples of an N-element set mapping each x1, . . . , xd to a colour ≤ f(x1) contai...
MP
2011
13 years 5 months ago
2011
We consider a quadratic programming (QP) problem (Π) of the form min xT Cx subject to Ax ≥ b where C ∈ Rn×n + , rank(C) = 1 and A ∈ Rm×n , b ∈ Rm . We present an FPTAS ...
NECO
2011
13 years 5 months ago
2011
Correlations between neuronal spike trains impact network dynamics and population coding. Overlapping afferent populations and correlations between presynaptic spike trains intro...
RSA
2011
13 years 5 months ago
2011
In 2007 we introduced a general model of sparse random graphs with independence between the edges. The aim of this paper is to present an extension of this model in which the edge...