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We introduce equivalence testing procedures for linear regression analyses. Such tests can be very useful for confirming the lack of a meaningful association between a continuous outcome and a continuous or binary predictor. Specifically,…

统计方法学 · 统计学 2023-05-17 Harlan Campbell

The growing need for trustworthy machine learning has led to the blossom of interpretability research. Numerous explanation methods have been developed to serve this purpose. However, these methods are deficiently and inappropriately…

机器学习 · 计算机科学 2022-03-29 Yipei Wang , Xiaoqian Wang

As machine learning informs increasingly consequential decisions, different metrics have been proposed for measuring algorithmic bias or unfairness. Two popular fairness measures are calibration and equality of false positive rate. Each…

计算机与社会 · 计算机科学 2023-08-22 Robert Long

Evaluation is a systematic approach to assessing how well a system achieves its intended purpose. Federated learning (FL) is a novel paradigm for privacy-preserving machine learning that allows multiple parties to collaboratively train…

机器学习 · 计算机科学 2024-03-26 Di Chai , Leye Wang , Liu Yang , Junxue Zhang , Kai Chen , Qiang Yang

This paper presents a performance comparison of different estimation and prediction techniques applied to the problem of tracking multiple robots. The main performance criteria are the magnitude of the estimation or prediction error, the…

机器人学 · 计算机科学 2026-02-18 Jose Luis Peralta-Cabezas , Miguel Torres-Torriti , Marcelo Guarini-Hermann

This paper evaluates six strategies for mitigating imbalanced data: oversampling, undersampling, ensemble methods, specialized algorithms, class weight adjustments, and a no-mitigation approach referred to as the baseline. These strategies…

机器学习 · 计算机科学 2023-11-13 Jacques Wainer

The purpose of this research report is to present the our learning curve and the exposure to the Machine Learning life cycle, with the use of a Kaggle binary classification data set and taking to explore various techniques from…

机器学习 · 计算机科学 2021-05-25 Mohamed Hamama

Prediction models are often employed in estimating parameters of optimization models. Despite the fact that in an end-to-end view, the real goal is to achieve good optimization performance, the prediction performance is measured on its own.…

最优化与控制 · 数学 2021-01-01 Nam Ho-Nguyen , Fatma Kılınç-Karzan

As a promising step, the performance of data analysis and feature learning are able to be improved if certain pattern matching mechanism is available. One of the feasible solutions can refer to the importance estimation of instances, and…

机器学习 · 计算机科学 2020-11-17 Miao Cheng , Xinge You

We compare different permutation tests and some parametric counterparts that are applicable to unbalanced designs in two by two designs. First the different approaches are shortly summarized. Then we investigate the behavior of the tests in…

统计方法学 · 统计学 2013-10-01 Sonja Hahn , Frank Konietschke , Luigi Salmaso

This paper introduces a novel oversampling technique designed to improve classification performance on imbalanced datasets. The proposed method enhances the traditional SMOTE algorithm by incorporating convex combination and kernel-based…

机器学习 · 计算机科学 2025-04-15 Wenjie Li , Sibo Zhu , Zhijian Li , Hanlin Wang

Recent advances in meta-learning has led to remarkable performances on several few-shot learning benchmarks. However, such success often ignores the similarity between training and testing tasks, resulting in a potential bias evaluation.…

机器学习 · 计算机科学 2021-01-28 Cuong Nguyen , Thanh-Toan Do , Gustavo Carneiro

Experimental comparisons of performance represent an important aspect of research on optimization algorithms. In this work we present a methodology for defining the required sample sizes for designing experiments with desired statistical…

神经与进化计算 · 计算机科学 2018-10-16 Felipe Campelo , Fernanda Takahashi

We consider the problem of performing Bayesian inference for logistic regression using appropriate extensions of the ensemble Kalman filter. Two interacting particle systems are proposed that sample from an approximate posterior and prove…

机器学习 · 统计学 2024-07-02 Diksha Bhandari , Jakiw Pidstrigach , Sebastian Reich

This paper contributes to the literature on treatment effects estimation with machine learning inspired methods by studying the performance of different estimators based on the Lasso. Building on recent work in the field of high-dimensional…

计量经济学 · 经济学 2018-05-15 Michael Zimmert

On the basis of an analysis of previous research, we present a generalized approach for measuring the difference of plans with an exemplary application to machine scheduling. Our work is motivated by the need for such measures, which are…

人工智能 · 计算机科学 2015-03-17 Martin Josef Geiger

We review the alternative proposals introduced recently in the literature to update the standard formula to estimate the uncertainty on the mean of repeated measurements, and we compare their performances on synthetic examples with normal…

数据分析、统计与概率 · 物理学 2022-09-13 Pascal Pernot , Jean-Paul Berthet

Quantifying the similarity of two or more datasets has widespread applications in statistics and machine learning. The method choice is, however, difficult due to the abundance of proposed methods and the lack of neutral comparison studies,…

统计方法学 · 统计学 2026-04-14 Marieke Stolte , Jörg Rahnenführer , Andrea Bommert

This paper aims to extend the BML method proposed in Wang et al. [22] to make it applicable to more general coupled nonlinear FBSDEs. We interpret BML from the fixed-point iteration perspective and show that optimizing BML is equivalent to…

最优化与控制 · 数学 2023-11-28 Yutian Wang , Yuan-Hua Ni , Xun Li

Relying on recent advances in statistical estimation of covariance distances based on random matrix theory, this article proposes an improved covariance and precision matrix estimation for a wide family of metrics. The method is shown to…

机器学习 · 统计学 2021-02-03 Malik Tiomoko , Florent Bouchard , Guillaume Ginholac , Romain Couillet