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Deep reinforcement learning (RL) algorithms are predominantly evaluated by comparing their relative performance on a large suite of tasks. Most published results on deep RL benchmarks compare point estimates of aggregate performance such as…

机器学习 · 计算机科学 2022-01-06 Rishabh Agarwal , Max Schwarzer , Pablo Samuel Castro , Aaron Courville , Marc G. Bellemare

It is widely recognised that semiparametric efficient estimation can be hard to achieve in practice: estimators that are in theory efficient may require unattainable levels of accuracy for the estimation of complex nuisance functions. As a…

统计理论 · 数学 2024-12-18 Elliot H. Young , Rajen D. Shah

This paper considers an empirical likelihood inference for parameters defined by general estimating equations, when data are missing at random. The efficiency of existing estimators depends critically on correctly specifying the conditional…

统计方法学 · 统计学 2016-12-06 Tianqing Liu , Xiaohui Yuan , Zhaohai Li , Aiyi Liu

Longitudinal data are essential for studying within subject change and between subject differences in change. However, missing data, especially when the observed variables are nonnormal, remain a significant challenge in longitudinal…

统计方法学 · 统计学 2025-04-21 Dandan Tang , Xin Tong , Jianhui Zhou

We introduce quantitative and robust tools to control the numerical accuracy in simulations performed using the Multiscale Finite Element Method (MsFEM). First, we propose a guaranteed and fully computable a posteriori error estimate for…

数值分析 · 数学 2018-05-09 Ludovic Chamoin , Frederic Legoll

We introduce a goal-oriented strategy for multiscale computations performed using the Multiscale Finite Element Method (MsFEM). In a previous work, we have shown how to use, in the MsFEM framework, the concept of Constitutive Relation Error…

数值分析 · 数学 2019-08-02 Ludovic Chamoin , Frederic Legoll

Likelihood-to-evidence ratio estimation is usually cast as either a binary (NRE-A) or a multiclass (NRE-B) classification task. In contrast to the binary classification framework, the current formulation of the multiclass version has an…

机器学习 · 统计学 2024-07-08 Benjamin Kurt Miller , Christoph Weniger , Patrick Forré

The ability of neural networks to perform robotic perception and control tasks such as depth and optical flow estimation, simultaneous localization and mapping (SLAM), and automatic control has led to their widespread adoption in recent…

机器学习 · 计算机科学 2025-04-29 Amogh Joshi , Adarsh Kumar Kosta , Kaushik Roy

Classical results in asymptotic statistics show that the Fisher information matrix controls the difficulty of estimating a statistical model from observed data. In this work, we introduce a companion measure of robustness of an estimation…

统计理论 · 数学 2026-02-10 Joshua Cutler , Mateo Díaz , Dmitriy Drusvyatskiy

Large Reasoning Models (LRMs) demonstrate remarkable problem-solving capabilities through extended Chain-of-Thought (CoT) reasoning but often produce excessively verbose and redundant reasoning traces. This inefficiency incurs high…

计算与语言 · 计算机科学 2025-09-11 Jiaxuan Gao , Shu Yan , Qixin Tan , Lu Yang , Shusheng Xu , Wei Fu , Zhiyu Mei , Kaifeng Lyu , Yi Wu

Accurate bandwidth estimation (BWE) is critical for real-time communication (RTC) systems. Traditional heuristic approaches offer limited adaptability under dynamic networks, while online reinforcement learning (RL) suffers from high…

系统与控制 · 电气工程与系统科学 2025-09-09 Jian Kai , Tianwei Zhang , Zihan Ling , Yang Cao , Can Shen

The optimality and sensitivity of the empirical risk minimization problem with relative entropy regularization (ERM-RER) are investigated for the case in which the reference is a sigma-finite measure instead of a probability measure. This…

机器学习 · 计算机科学 2022-11-15 Samir M. Perlaza , Gaetan Bisson , Iñaki Esnaola , Alain Jean-Marie , Stefano Rini

The semiparametric regression models have attracted increasing attention owing to their robustness compared to their parametric counterparts. This paper discusses the efficiency bound for functional response models (FRM), an emerging class…

统计方法学 · 统计学 2022-05-18 Jinyuan Liu , Tuo Lin , Tian Chen , Xinlian Zhang , Xin M. Tu

With robots increasingly operating in human-centric environments, ensuring soft and safe physical interactions, whether with humans, surroundings, or other machines, is essential. While compliant hardware can facilitate such interactions,…

机器人学 · 计算机科学 2025-08-29 Mateusz Jaszczuk , Nadia Figueroa

We investigate how to improve efficiency using regression adjustments with covariates in covariate-adaptive randomizations (CARs) with imperfect subject compliance. Our regression-adjusted estimators, which are based on the doubly robust…

计量经济学 · 经济学 2023-06-19 Liang Jiang , Oliver B. Linton , Haihan Tang , Yichong Zhang

The Mutual Information (MI) is an often used measure of dependency between two random variables utilized in information theory, statistics and machine learning. Recently several MI estimators have been proposed that can achieve parametric…

信息论 · 计算机科学 2018-11-26 Morteza Noshad , Yu Zeng , Alfred O. Hero

Accurate estimation of rating of perceived exertion (RPE) can enhance resistance training through personalized feedback and injury prevention. This study investigates the application of machine learning models to estimate RPE during…

机器学习 · 计算机科学 2025-10-06 James Thomas , Johan Wahlström

In a coherent reliability system composed of multiple components configured according to a specific structure function, the distribution of system time to failure, or system lifetime, is often of primary interest. Accurate estimation of…

统计方法学 · 统计学 2025-09-19 Beidi Qiang , Edsel Pena

Restricted Boltzmann machines (RBMs) are energy-based models analogous to the Ising model and are widely applied in statistical machine learning. The standard inverse Ising problem with a complete dataset requires computing both data and…

机器学习 · 统计学 2025-09-01 Kaiji Sekimoto , Muneki Yasuda

Accurately inferring the state of a quantum device from the results of measurements is a crucial task in building quantum information processing hardware. The predominant state estimation procedure, maximum likelihood estimation (MLE),…

量子物理 · 物理学 2010-05-04 Robin Blume-Kohout