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The Ising model is a celebrated example of a Markov random field, introduced in statistical physics to model ferromagnetism. This is a discrete exponential family with binary outcomes, where the sufficient statistic involves a quadratic…

统计理论 · 数学 2021-09-08 Somabha Mukherjee

The gain of free energy upon unmixing is determined via application of Markov state modeling (MSM), using an Ising model with a fixed number of up- and down-spins. MSM yields reasonable estimates of the free energies. However, a closer look…

计算物理 · 物理学 2017-08-02 Myra Biedermann , Andreas Heuer

Unbiased assessment of the predictivity of models learnt by supervised machine-learning methods requires knowledge of the learned function over a reserved test set (not used by the learning algorithm). The quality of the assessment depends,…

统计理论 · 数学 2022-07-11 Elias Fekhari , Bertrand Iooss , Joseph Muré , Luc Pronzato , Maria-João Rendas

Most machine learning techniques are based upon statistical learning theory, often simplified for the sake of computing speed. This paper is focused on the uncertainty aspect of mathematical modeling in machine learning. Regression analysis…

机器学习 · 计算机科学 2022-06-07 Valentin Arkov

Mamba, a recently proposed linear-time sequence model, has attracted significant attention for its computational efficiency and strong empirical performance. However, a rigorous theoretical understanding of its underlying mechanisms remains…

机器学习 · 计算机科学 2026-02-13 Junsoo Oh , Wei Huang , Taiji Suzuki

Dynamic linear regression models forecast the values of a time series based on a linear combination of a set of exogenous time series while incorporating a time series process for the error term. This error process is often assumed to…

统计方法学 · 统计学 2026-04-02 Thomas Goodwin , Matias Quiroz , Robert Kohn

Estimating how a treatment affects different individuals, known as heterogeneous treatment effect estimation, is an important problem in empirical sciences. In the last few years, there has been a considerable interest in adapting machine…

机器学习 · 计算机科学 2024-10-18 Christopher Tran , Keith Burghardt , Kristina Lerman , Elena Zheleva

It is common to address the curse of dimensionality in Markov decision processes (MDPs) by exploiting low-rank representations. This motivates much of the recent theoretical study on linear MDPs. However, most approaches require a given…

机器学习 · 计算机科学 2022-12-09 Tianjun Zhang , Tongzheng Ren , Mengjiao Yang , Joseph E. Gonzalez , Dale Schuurmans , Bo Dai

Deep Learning based Weather Prediction (DLWP) models have been improving rapidly over the last few years, surpassing state of the art numerical weather forecasts by significant margins. While much of the optimization effort is focused on…

大气与海洋物理 · 物理学 2024-08-15 Haoyu Qin , Yungang Chen , Qianchuan Jiang , Pengchao Sun , Xiancai Ye , Chao Lin

Accurate traffic prediction plays a vital role in intelligent transportation systems by enabling efficient routing, congestion mitigation, and proactive traffic control. However, forecasting is challenging due to the combined effects of…

机器学习 · 计算机科学 2025-07-08 Mohamed Hamad , Mohamed Mabrok , Nizar Zorba

This paper studies the fundamental learning problem of the energy-based model (EBM). Learning the EBM can be achieved using the maximum likelihood estimation (MLE), which typically involves the Markov Chain Monte Carlo (MCMC) sampling, such…

机器学习 · 计算机科学 2023-12-06 Jiali Cui , Tian Han

Recent advancements in multivariate time series forecasting have been propelled by Linear-based, Transformer-based, and Convolution-based models, with Transformer-based architectures gaining prominence for their efficacy in temporal and…

机器学习 · 计算机科学 2024-09-27 Chaolv Zeng , Zhanyu Liu , Guanjie Zheng , Linghe Kong

Machine learning techniques have been quite popular recently in the high-energy physics community and have led to numerous developments in this field. In heavy-ion collisions, one of the crucial observables, the impact parameter, plays an…

高能物理 - 唯象学 · 物理学 2021-10-11 Aditya Nath Mishra , Neelkamal Mallick , Sushanta Tripathy , Suman Deb , Raghunath Sahoo

A method for correcting smearing effects using machine learning technique is presented. Compared to the standard deconvolution approaches in high energy particle physics, the method can use more than one reconstructed variable to predict…

数据分析、统计与概率 · 物理学 2020-01-30 Bora Işıldak , Alper Hayreter , Aidan R. Wiederhold

Complex numerical weather prediction models incorporate a variety of physical processes, each described by multiple alternative physical schemes with specific parameters. The selection of the physical schemes and the choice of the…

数值分析 · 计算机科学 2018-02-23 Azam Moosavi , Vishwas Rao , Adrian Sandu

Unlabeled data are increasingly prevalent in contemporary economic studies, yet their effective use for improving prediction remains challenging because the outcomes are often costly or even infeasible to observe. Machine learning methods…

统计方法学 · 统计学 2026-05-12 Fuzhi Xu , Xingyu Yan , Xinyu Zhang

Effective modeling of human interactions is of utmost importance when forecasting behaviors such as future trajectories. Each individual, with its motion, influences surrounding agents since everyone obeys to social non-written rules such…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Francesco Marchetti , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

Asymptotic properties of Markov Processes, such as steady state probabilities or hazard rate for absorbing states can be efficiently calculated by means of linear algebra even for large-scale problems. This paper discusses the methods for…

性能 · 计算机科学 2017-05-17 Vitali Volovoi

In this paper, we present a general specification for Functional Effects Models, which use Machine Learning (ML) methodologies to learn individual-specific preference parameters from socio-demographic characteristics, therefore accounting…

机器学习 · 统计学 2025-09-23 Nicolas Salvadé , Tim Hillel

Missing covariates in regression or classification problems can prohibit the direct use of advanced tools for further analysis. Recent research has realized an increasing trend towards the usage of modern Machine Learning algorithms for…

机器学习 · 统计学 2022-03-23 Burim Ramosaj , Justus Tulowietzki , Markus Pauly