Results 261 to 270 of about 32,855 (298)

Variance Matrix Priors for Dirichlet Process Mixture Models With Gaussian Kernels

open access: yesInternational Statistical Review, EarlyView.
Summary Bayesian mixture modelling is widely used for density estimation and clustering. The Dirichlet process mixture model (DPMM) is the most popular Bayesian non‐parametric mixture modelling approach. In this manuscript, we study the choice of prior for the variance or precision matrix when Gaussian kernels are adopted.
Wei Jing   +2 more
wiley   +1 more source

Network analysis using Krylov subspace trajectories. [PDF]

open access: yesComplex Netw Appl XIII (2024)
Robert Frost H.
europepmc   +1 more source

CENTRA: knowledge-based gene contextuality graphs reveal functional master regulators by centrality and fractality. [PDF]

open access: yesNAR Genom Bioinform
Hause F   +9 more
europepmc   +1 more source

On Eigenvector Bounds

BIT Numerical Mathematics, 2003
The authors investigate the conditions under which it is possible to estimate and compute error bounds on a computed eigenvector of a finite matrix. It is shown that nontrivial error bounds on an eigenvector are computable if and only if its geometric multiplicity is one. They also provide an algorithm for the computation of these error bounds and show
Rump, Siegfried M., Zemke, Jens-Peter M.
openaire   +1 more source

Extended eigenvalue–eigenvector method

Statistics & Probability Letters, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kataria, K. K., Khandakar, M.
openaire   +2 more sources

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