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We present ITE (information theoretical estimators) a free and open source, multi-platform, Matlab/Octave toolbox that is capable of estimating many different variants of entropy, mutual information, divergence, association measures, cross…

信息论 · 计算机科学 2014-05-12 Zoltan Szabo

Machine learning software is being used in many applications (finance, hiring, admissions, criminal justice) having a huge social impact. But sometimes the behavior of this software is biased and it shows discrimination based on some…

软件工程 · 计算机科学 2020-08-31 Joymallya Chakraborty , Kewen Peng , Tim Menzies

Multiple imputation (MI) has been widely applied to missing value problems in biomedical, social and econometric research, in order to avoid improper inference in the downstream data analysis. In the presence of high-dimensional data,…

统计方法学 · 统计学 2023-05-04 Zhiqi Bu , Zongyu Dai , Yiliang Zhang , Qi Long

In reinforcement learning, the state of the real world is often represented by feature vectors. However, not all of the features may be pertinent for solving the current task. We propose Feature Selection Explore and Exploit (FS-EE), an…

机器学习 · 计算机科学 2017-03-13 Zhaohan Daniel Guo , Emma Brunskill

The forward-backward splitting method (FBS) for minimizing a nonsmooth composite function can be interpreted as a (variable-metric) gradient method over a continuously differentiable function which we call forward-backward envelope (FBE).…

最优化与控制 · 数学 2019-11-11 Lorenzo Stella , Andreas Themelis , Panagiotis Patrinos

The fuzzy linear regression (FLR) modeling was first proposed making use of linear programming and then followed by many improvements in a variety of ways. In almost all approaches changing the meters, objective function, and restrictions…

统计理论 · 数学 2019-03-04 M. Kashani , M. Arashi , M. R. Rabiei

In a search for short timescale astrophysical transients in time-domain data, radio-frequency interference (RFI) causes both large quantities of false positive candidates and a significant reduction in sensitivity if not correctly…

天体物理仪器与方法 · 物理学 2021-12-07 V. Morello , K. M. Rajwade , B. W. Stappers

Reduze is a computer program for reducing Feynman integrals to master integrals employing a variant of Laporta's reduction algorithm. This article describes version 2 of the program. New features include the distributed reduction of single…

高能物理 - 唯象学 · 物理学 2012-01-23 A. von Manteuffel , C. Studerus

Fourier solvers have become efficient tools to establish structure-property relations in heterogeneous materials. Introduced as an alternative to the Finite Element (FE) method, they are based on fixed-point solutions of the…

Matrix equations are omnipresent in (numerical) linear algebra and systems theory. Especially in model order reduction (MOR) they play a key role in many balancing based reduction methods for linear dynamical systems. When these systems…

数学软件 · 计算机科学 2020-05-12 Peter Benner , Martin Köhler , Jens Saak

Applying proper orthogonal decomposition to a usual finite element (FE) formulation for space fractional partial differential equation, we get a reduced FE model, which greatly reduces the complexity of computation. Then, the stability…

数值分析 · 数学 2019-01-04 Jing Sun , Daxin Nie , Weihua Deng

We consider Bayesian optimization of an expensive-to-evaluate black-box objective function, where we also have access to cheaper approximations of the objective. In general, such approximations arise in applications such as reinforcement…

机器学习 · 统计学 2016-11-16 Matthias Poloczek , Jialei Wang , Peter I. Frazier

This paper studies the problem of fault detection and estimation (FDE) for linear time-invariant (LTI) systems with a particular focus on frequency content information of faults, possibly as multiple disjoint continuum ranges, and under…

系统与控制 · 电气工程与系统科学 2024-10-02 Jingwei Dong , Kaikai Pan , Sergio Pequito , Peyman Mohajerin Esfahani

The Fourier-Galerkin method (in short FFTH) has gained popularity in numerical homogenisation because it can treat problems with a huge number of degrees of freedom. Because the method incorporates the fast Fourier transform (FFT) in the…

数值分析 · 数学 2020-02-14 Jaroslav Vondřejc , Tom W. J. de Geus

Fourier Neural Operators (FNOs) have emerged as promising surrogates for partial differential equation solvers. In this work, we extensively tested FNOs on a variety of systems with non-linear and non-stationary properties, using a wide…

计算工程、金融与科学 · 计算机科学 2025-11-13 Rad Haghi , Bipin Gaikwad , Abani Patra

We propose a method for defining, identifying, and estimating the marginal treatment effect (MTE) without imposing the instrumental variable (IV) assumptions of independence, exclusion, and separability (or monotonicity). Under a new…

计量经济学 · 经济学 2026-03-02 Zhewen Pan , Zhengxin Wang , Junsen Zhang , Yahong Zhou

Data-adaptive (machine learning-based) effect estimators are increasingly popular to reduce bias in high-dimensional bioinformatic and clinical studies (e.g. real-world data, target trials, -omic discovery). Their relative statistical…

统计方法学 · 统计学 2022-06-13 Xiang Meng , Jonathan Huang

Machine learning has automated much of financial fraud detection, notifying firms of, or even blocking, questionable transactions instantly. However, data imbalance starves traditionally trained models of the content necessary to detect…

机器学习 · 计算机科学 2019-09-06 Samuel Showalter , Zhixin Wu

Feature Selection (FS) is crucial for improving model interpretability, reducing complexity, and sometimes for enhancing accuracy. The recently introduced Tsetlin machine (TM) offers interpretable clause-based learning, but lacks…

机器学习 · 计算机科学 2025-08-12 Vojtech Halenka , Ole-Christoffer Granmo , Lei Jiao , Per-Arne Andersen

Entropic measures like Shannon entropy (SE), its quantum mechanical analogue von Neumann entropy, and Kullback-Leibler divergence (KL) are key components in many tools used in physics, information theory, machine learning (ML) and quantum…

机器学习 · 计算机科学 2026-04-27 Illia Horenko , Davide Bassetti , Lukáš Pospíšil