Results 171 to 180 of about 11,399,904 (367)

DIRICHLET PROBLEM WITH STOCHASTIC COEFFICIENTS

open access: yesStochastics and Dynamics, 2005
We consider general second-order linear elliptic partial differential equations having random coefficients and random data and fulfilling the homogeneous Dirichlet condition. We prove the existence and uniqueness of the weak solution in a certain tensor product space which is suitably completed to make it a Hilbert space. The factors of this space are
openaire   +3 more sources

Improved small‐sample inference for functions of parameters in the k$$ k $$‐sample multinomial problem

open access: yesScandinavian Journal of Statistics, EarlyView.
Abstract When the target parameter for inference is a real‐valued, continuous function of probabilities in the k$$ k $$‐sample multinomial problem, variance estimation may be challenging. In small samples or when the function is nondifferentiable at the true parameter, methods like the nonparametric bootstrap or delta method may perform poorly.
Michael C. Sachs   +2 more
wiley   +1 more source

The deep latent position topic model for clustering and representation of networks with textual edges

open access: yesScandinavian Journal of Statistics, EarlyView.
Abstract Numerical interactions leading to users sharing textual content published by others are naturally represented by a network where the individuals are associated with the nodes and the exchanged texts with the edges. To understand those heterogeneous and complex data structures, clustering nodes into homogeneous groups as well as rendering a ...
Rémi Boutin   +2 more
wiley   +1 more source

Transmissions, Decisions, Discourses – A Methodological Framework for Measuring and Comparing Democratic Innovations’ Policy‐Impact(s)

open access: yesSwiss Political Science Review, EarlyView.
Abstract Democratic innovations are increasingly used to counteract crisis phenomena such as citizen disengagement or disaffection. But to offer a cure, democratic innovations must be embedded within the democratic system; there must be a healthy “flow in communication” (henceforth: transmissions) between different democratic spaces.
Dannica Fleuß, Christoph Deppe
wiley   +1 more source

Optimization problems on the Sierpinski gasket

open access: yesElectronic Journal of Differential Equations, 2016
We investigate the existence of an optimal process for such an optimal control problem in which the dynamics is given by the Dirichlet problem driven by weak Laplacian on the Sierpinski gasket.
Marek Galewski
doaj  

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