Search Results for author: Botond Szabo

Found 10 papers, 1 papers with code

Optimal distributed composite testing in high-dimensional Gaussian models with 1-bit communication

no code implementations9 Dec 2020 Botond Szabo, Lasse Vuursteen, Harry van Zanten

In this paper we study the problem of signal detection in Gaussian noise in a distributed setting where the local machines in the star topology can communicate a single bit of information.

View selection in multi-view stacking: Choosing the meta-learner

no code implementations30 Oct 2020 Wouter van Loon, Marjolein Fokkema, Botond Szabo, Mark de Rooij

The remaining four meta-learners, namely nonnegative ridge regression, nonnegative forward selection, stability selection and the interpolating predictor, show little advantages in order to be preferred over the other three.

regression

Distributed function estimation: adaptation using minimal communication

no code implementations28 Mar 2020 Botond Szabo, Harry van Zanten

We investigate whether in a distributed setting, adaptive estimation of a smooth function at the optimal rate is possible under minimal communication.

Debiased Bayesian inference for average treatment effects

1 code implementation NeurIPS 2019 Kolyan Ray, Botond Szabo

Bayesian approaches have become increasingly popular in causal inference problems due to their conceptual simplicity, excellent performance and in-built uncertainty quantification ('posterior credible sets').

Bayesian Inference Causal Inference +2

Variational Bayes for high-dimensional linear regression with sparse priors

no code implementations15 Apr 2019 Kolyan Ray, Botond Szabo

We study a mean-field spike and slab variational Bayes (VB) approximation to Bayesian model selection priors in sparse high-dimensional linear regression.

Model Selection regression +3

Stacked Penalized Logistic Regression for Selecting Views in Multi-View Learning

no code implementations6 Nov 2018 Wouter van Loon, Marjolein Fokkema, Botond Szabo, Mark de Rooij

We compare the performance of StaPLR with an existing view selection method called the group lasso and observe that, in terms of view selection, StaPLR is often more conservative and has a consistently lower false positive rate.

General Classification MULTI-VIEW LEARNING +1

Adaptive distributed methods under communication constraints

no code implementations3 Apr 2018 Botond Szabo, Harry van Zanten

We study distributed estimation methods under communication constraints in a distributed version of the nonparametric random design regression model.

regression

An asymptotic analysis of distributed nonparametric methods

no code implementations8 Nov 2017 Botond Szabo, Harry van Zanten

We investigate and compare the fundamental performance of several distributed learning methods that have been proposed recently.

Uncertainty Quantification

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