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We consider one of the most basic multiple testing problems that compares expectations of multivariate data among several groups. As a test statistic, a conventional (approximate) $t$-statistic is considered, and we determine its rejection…

统计方法学 · 统计学 2016-12-20 Yoshiyuki Ninomiya , Satoshi Kuriki , Toshihiko Shiroishi , Toyoyuki Takada

We study the problem of multiple hypothesis testing for multidimensional data when inter-correlations are present. The problem of multiple comparisons is common in many applications. When the data is multivariate and correlated, existing…

统计理论 · 数学 2015-06-02 Mahdis Azadbakhsh , Xin Gao , Hanna Jankowski

We advocate the use of conformal prediction (CP) to enhance rule-based multi-label classification (MLC). In particular, we highlight the mutual benefit of CP and rule learning: Rules have the ability to provide natural (non-)conformity…

机器学习 · 计算机科学 2020-12-09 Eyke Hüllermeier , Johannes Fürnkranz , Eneldo Loza Mencia

Machine learning models are often used to inform real world risk assessment tasks: predicting consumer default risk, predicting whether a person suffers from a serious illness, or predicting a person's risk to appear in court. Given…

机器学习 · 计算机科学 2023-06-27 Jamelle Watson-Daniels , David C. Parkes , Berk Ustun

Efficiency is a core concept of multi-objective optimization problems and multi-attribute decision making. In the case of pairwise comparison matrices a weight vector is called efficient if the approximations of the elements of the pairwise…

最优化与控制 · 数学 2018-09-12 Kristóf Ábele-Nagy , Sándor Bozóki , Örs Rebák

In this article, we propose a new method for calculating the mixed correlation coefficient (Pearson, polyserial and polychoric) matrix and its covariance matrix based on the GMM framework. We build moment equations for each coefficient and…

统计计算 · 统计学 2024-04-11 Ben Liu , Peng Zhang , Yi Feng , Xiaowei Lou

This study evaluates metrics for tasks such as classification, regression, clustering, correlation analysis, statistical tests, segmentation, and image-to-image (I2I) translation. Metrics were compared across Python libraries, R packages,…

The correlation between NLG automatic evaluation metrics and human evaluation is often regarded as a critical criterion for assessing the capability of an evaluation metric. However, different grouping methods and correlation coefficients…

计算与语言 · 计算机科学 2025-01-28 Mingqi Gao , Xinyu Hu , Li Lin , Xiaojun Wan

In classical canonical correlation analysis (CCA), the goal is to determine the linear transformations of two random vectors into two new random variables that are most strongly correlated. Canonical variables are pairs of these new random…

统计方法学 · 统计学 2025-10-24 Tomasz Górecki , Mirosław Krzyśko , Felix Gnettner , Piotr Kokoszka

Markov Chain Monte Carlo (MCMC) methods for sampling probability density functions (combined with abundant computational resources) have transformed the sciences, especially in performing probabilistic inferences, or fitting models to data.…

天体物理仪器与方法 · 物理学 2018-05-23 David W. Hogg , Daniel Foreman-Mackey

How can one meaningfully make a measurement, if the meter does not conform to any standard and its scale expands or shrinks depending on what is measured? In the present work it is argued that current evaluation practices for…

机器学习 · 计算机科学 2023-02-24 K. Dyrland , A. S. Lundervold , P. G. L. Porta Mana

Multiple correlation is a fundamental concept with broad applications. The classical multiple correlation coefficient is developed to assess how strongly a dependent variable is associated with a linear combination of independent variables.…

统计方法学 · 统计学 2025-04-23 Kai Yang , Yuhong Zhou , Wei Xu , Kirsten Beyer

A complementary label (CL) simply indicates an incorrect class of an example, but learning with CLs results in multi-class classifiers that can predict the correct class. Unfortunately, the problem setting only allows a single CL for each…

机器学习 · 计算机科学 2022-08-09 Lei Feng , Takuo Kaneko , Bo Han , Gang Niu , Bo An , Masashi Sugiyama

Understanding and developing a correlation measure that can detect general dependencies is not only imperative to statistics and machine learning, but also crucial to general scientific discovery in the big data age. In this paper, we…

机器学习 · 统计学 2024-06-27 Cencheng Shen , Carey E. Priebe , Joshua T. Vogelstein

Multilabel Classification (MLC) deals with the simultaneous classification of multiple binary labels. The task is challenging because, not only may there be arbitrarily different and complex relationships between predictor variables and…

统计方法学 · 统计学 2026-01-15 Jiahao Tian , Hugh Chipman , Thomas Loughin

The construction industry faces increasingly more significant pressure to reduce resource consumption, minimise waste, and enhance environmental performance. Towards the transition to a circular economy in the construction industry, one of…

数值分析 · 数学 2025-04-11 Yiping Meng , Sergio Cavalaro , Frozan Dizaye Mohamed Osmani

The multimodal relevance metric is usually borrowed from the embedding ability of pretrained contrastive learning models for bimodal data, which is used to evaluate the correlation between cross-modal data (e.g., CLIP). However, the…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Zhicheng Du , Qingyang Shi , Jiasheng Lu , Yingshan Liang , Xinyu Zhang , Yiran Wang , Peiwu Qin

Kernel-based multivariate statistical process control (K-MSPC) extends classical monitoring to nonlinear industrial processes. Its performance depends critically on kernel parameters such as lengthscales and variance terms. In current…

Clinical trials often evaluate multiple outcome variables to form a comprehensive picture of the effects of a new treatment. The resulting multidimensional insight contributes to clinically relevant and efficient decision-making about…

统计方法学 · 统计学 2023-08-14 X. M. Kavelaars , J. Mulder , M. C. Kaptein

We study statistical properties of the k-nearest neighbors algorithm for multiclass classification, with a focus on settings where the number of classes may be large and/or classes may be highly imbalanced. In particular, we consider a…

机器学习 · 统计学 2020-05-05 Justin Khim , Ziyu Xu , Shashank Singh