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05/12/2023
A branch cut approach to the probability density and distribution functions of a linear combination of central and non-central Chi-square random variables
The paper considers the distribution of a general linear combination of ...
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05/12/2023
Robust score matching for compositional data
The restricted polynomially-tilted pairwise interaction (RPPI) distribut...
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03/15/2023
Generalized Score Matching: Beyond The IID Case
Score matching is an estimation procedure that has been developed for st...
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11/06/2022
Cauchy robust principal component analysis with applications to high-deimensional data sets
Principal component analysis (PCA) is a standard dimensionality reductio...
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10/31/2022
Central limit theorem for intrinsic Frechet means in smooth compact Riemannian manifolds
We prove a central limit theorem (CLT) for the Frechet mean of independe...
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03/18/2022
Generalized Score Matching for Regression
Many probabilistic models that have an intractable normalizing constant ...
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12/23/2020
Score matching for compositional distributions
Compositional data and multivariate count data with known totals are cha...
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11/29/2018
Gaussian asymptotic limits for the α-transformation in the analysis of compositional data
Compositional data consists of vectors of proportions whose components s...
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11/08/2017