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We target the problem of accuracy and robustness in causal inference from finite data sets. Some state-of-the-art algorithms produce clear output complete with solid theoretical guarantees but are susceptible to propagating erroneous…

人工智能 · 计算机科学 2012-10-19 Tom Claassen , Tom Heskes

We study the problem of estimating the mode and maximum of an unknown regression function in the presence of noise. We adopt the Bayesian approach by using tensor-product B-splines and endowing the coefficients with Gaussian priors. In the…

统计理论 · 数学 2018-03-16 William Weimin Yoo , Subhashis Ghosal

This paper focuses on finding approximate solutions to stochastic optimal control problems with control domains being not necessarily convex, where the state trajectory is subject to controlled stochastic differential equations. The…

最优化与控制 · 数学 2025-07-15 Shaolin Ji , Rundong Xu

Bayesian inference usually requires running potentially costly inference procedures separately for every new observation. In contrast, the idea of amortized Bayesian inference is to initially invest computational cost in training an…

机器学习 · 计算机科学 2023-05-25 Manuel Glöckler , Michael Deistler , Jakob H. Macke

The purpose of this work is the design and analysis of a reliable and efficient a posteriori error estimator for the so-called pointwise tracking optimal control problem. This linear-quadratic optimal control problem entails the…

数值分析 · 数学 2016-08-30 Alejandro Allendes , Enrique Otarola , Richard Rankin , Abner J. Salgado

This paper addresses the problem of control synthesis for nonlinear optimal control problems in the presence of state and input constraints. The presented approach relies upon transforming the given problem into an infinite-dimensional…

最优化与控制 · 数学 2017-03-03 Pengcheng Zhao , Shankar Mohan , Ram Vasudevan

This paper is concerned with the numerical solution of model-based, Bayesian inverse problems. We are particularly interested in cases where the cost of each likelihood evaluation (forward-model call) is expensive and the number of un-…

统计计算 · 统计学 2016-07-25 Isabell M. Franck , P. S. Koutsourelakis

This paper presents an inverse optimal control methodology and its application to training a predictive model of human motor control from a manipulation task. It introduces a convex formulation for learning both objective function and…

系统与控制 · 计算机科学 2019-12-05 Marcel Menner , Peter Worsnop , Melanie N. Zeilinger

Achieving ultimate bounds in estimation processes is the main objective of quantum metrology. In this context, several problems require measurement of multiple parameters by employing only a limited amount of resources. To this end,…

Extending Bayesian optimization to batch evaluation can enable the designer to make the most use of parallel computing technology. However, most of current batch approaches do not scale well with the batch size. That is, their performances…

机器学习 · 计算机科学 2025-04-25 Dawei Zhan , Zhaoxi Zeng , Shuoxiao Wei , Ping Wu

This paper reinterprets the Synthetic Control (SC) framework through the lens of weighting philosophy, arguing that the contrast between traditional SC and Difference-in-Differences (DID) reflects two distinct modeling mindsets: sparse…

统计方法学 · 统计学 2025-10-31 Le Wang , Xin Xing , Youhui Ye

This paper introduces a new method that embeds any Bayesian model used to generate synthetic data and converts it into a differentially private (DP) mechanism. We propose an alteration of the model synthesizer to utilize a censored…

统计方法学 · 统计学 2023-08-07 Jingchen Hu , Matthew R. Williams , Terrance D. Savitsky

It is well known that the Lasso can be interpreted as a Bayesian posterior mode estimate with a Laplacian prior. Obtaining samples from the full posterior distribution, the Bayesian Lasso, confers major advantages in performance as compared…

统计计算 · 统计学 2018-01-09 Marcela Mendoza , Alexis Allegra , Todd P. Coleman

A new strategy based on numerical homogenization and Bayesian techniques for solving multiscale inverse problems is introduced. We consider a class of elliptic problems which vary at a microscopic scale, and we aim at recovering the highly…

数值分析 · 数学 2018-07-30 Assyr Abdulle , Andrea Di Blasio

By now Bayesian methods are routinely used in practice for solving inverse problems. In inverse problems the parameter or signal of interest is observed only indirectly, as an image of a given map, and the observations are typically further…

统计理论 · 数学 2023-11-02 Thibault Randrianarisoa , Botond Szabo

To make informed policy recommendations from observational data, we must be able to discern true treatment effects from random noise and effects due to confounding. Difference-in-Difference techniques which match treated units to control…

统计方法学 · 统计学 2019-09-12 Nicholas Illenberger , Dylan S. Small , Pamela A. Shaw

Many imaging problems require solving an inverse problem that is ill-conditioned or ill-posed. Imaging methods typically address this difficulty by regularising the estimation problem to make it well-posed. This often requires setting the…

统计方法学 · 统计学 2020-08-17 Ana F. Vidal , Valentin De Bortoli , Marcelo Pereyra , Alain Durmus

Bayesian methods provide an elegant framework for estimating parameter posteriors and quantification of uncertainty associated with probabilistic models. However, they often suffer from slow inference times. To address this challenge,…

机器学习 · 计算机科学 2024-05-10 Piyush Tiwary , Kumar Shubham , Vivek V. Kashyap , Prathosh A. P

This study proposes a new constraint handling technique for assisting metaheuristic optimization algorithms to solve constrained optimization problems more effectively and efficiently. Given any two solutions of any constrained optimization…

最优化与控制 · 数学 2023-10-23 Ting Huang , Qiang Zhang , Witold Pedrycz , Shanlin Yang

The first part of this paper proposed a family of penalized convex relaxations for solving optimization problems with bilinear matrix inequality (BMI) constraints. In this part, we generalize our approach to a sequential scheme which starts…

最优化与控制 · 数学 2018-09-27 Mohsen Kheirandishfard , Fariba Zohrizadeh , Muhammad Adil , Ramtin Madani