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Population domain means are frequently expected to respect shape or order constraints that arise naturally with survey data. For example, given a job category, mean salaries in big cities might be expected to be higher than those in small…

统计方法学 · 统计学 2018-04-26 Cristian Oliva-Aviles , Mary C. Meyer , Jean D. Opsomer

Representing probability distributions by the gradient of their density functions has proven effective in modeling a wide range of continuous data modalities. However, this representation is not applicable in discrete domains where the…

机器学习 · 计算机科学 2023-01-19 Chenlin Meng , Kristy Choi , Jiaming Song , Stefano Ermon

Information criteria, such as Akaike's information criterion and Bayesian information criterion are often applied in model selection. However, their asymptotic behaviors for selecting geostatistical regression models have not been well…

统计理论 · 数学 2014-12-03 Chih-Hao Chang , Hsin-Cheng Huang , Ching-Kang Ing

Noisy labels are inevitable, even in well-annotated datasets. The detection of noisy labels is of significant importance to enhance the robustness of speaker recognition models. In this paper, we propose a novel noisy label detection…

音频与语音处理 · 电气工程与系统科学 2024-06-21 Yao Shen , Yingying Gao , Yaqian Hao , Chenguang Hu , Fulin Zhang , Junlan Feng , Shilei Zhang

For pixel-level crowd understanding, it is time-consuming and laborious in data collection and annotation. Some domain adaptation algorithms try to liberate it by training models with synthetic data, and the results in some recent works…

计算机视觉与模式识别 · 计算机科学 2020-02-21 Tao Han , Junyu Gao , Yuan Yuan , Qi Wang

Estimation of density functions supported on general domains arises when the data is naturally restricted to a proper subset of the real space. This problem is complicated by typically intractable normalizing constants. Score matching…

统计方法学 · 统计学 2020-09-25 Shiqing Yu , Mathias Drton , Ali Shojaie

Predictive mean matching imputation is popular for handling item nonresponse in survey sampling. In this article, we study the asymptotic properties of the predictive mean matching estimator of the population mean. For variance estimation,…

统计方法学 · 统计学 2018-01-16 Shu Yang , Jae Kwang Kim

To ensure reliable object detection in autonomous systems, the detector must be able to adapt to changes in appearance caused by environmental factors such as time of day, weather, and seasons. Continually adapting the detector to…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Anh-Dzung Doan , Bach Long Nguyen , Surabhi Gupta , Ian Reid , Markus Wagner , Tat-Jun Chin

Automated sentiment classification (SC) on short text fragments has received increasing attention in recent years. Performing SC on unseen domains with few or no labeled samples can significantly affect the classification performance due to…

信息检索 · 计算机科学 2018-08-29 Lex Razoux Schultz , Marco Loog , Peyman Mohajerin Esfahani

Currently, knowledge discovery in databases is an essential step to identify valid, novel and useful patterns for decision making. There are many real-world scenarios, such as bankruptcy prediction, option pricing or medical diagnosis,…

The batch means estimator of the MCMC variance is a simple and effective measure of accuracy for MCMC based ergodic averages. Under various regularity conditions, the estimator has been shown to be consistent for the true variance. However,…

统计计算 · 统计学 2019-11-05 Saptarshi Chakraborty , Suman K. Bhattacharya , Kshitij Khare

The field of property testing of probability distributions, or distribution testing, aims to provide fast and (most likely) correct answers to questions pertaining to specific aspects of very large datasets. In this work, we consider a…

数据结构与算法 · 计算机科学 2015-04-27 Clément L. Canonne

In our previous work we have shown how Bayesian networks can be used for adaptive testing of student skills. Later, we have taken the advantage of monotonicity restrictions in order to learn models fitting data better. This article provides…

人工智能 · 计算机科学 2020-09-16 Martin Plajner , Jiří Vomlel

Conditional mean independence (CMI) testing is crucial for statistical tasks including model determination and variable importance evaluation. In this work, we introduce a novel population CMI measure and a bootstrap-based testing procedure…

机器学习 · 统计学 2025-01-30 Yi Zhang , Linjun Huang , Yun Yang , Xiaofeng Shao

While most treatment evaluations focus on binary interventions, a growing literature also considers continuously distributed treatments. We propose a Cram\'{e}r-von Mises-type test for testing whether the mean potential outcome given a…

计量经济学 · 经济学 2022-08-30 Yu-Chin Hsu , Martin Huber , Ying-Ying Lee , Chu-An Liu

Functional data present as functions or curves possessing a spatial or temporal component. These components by nature have a fixed observational domain. Consequently, any asymptotic investigation requires modelling the increased correlation…

统计方法学 · 统计学 2024-03-11 Cory W. Natoli , Edward D. White , Beau A. Nunnally , Alex J. Gutman , Raymond R. Hill

Topological measurements are increasingly being accepted as an important tool for quantifying complex structures. In many applications, these structures can be expressed as nodal domains of real-valued functions and are obtained only…

概率论 · 数学 2020-05-29 Konstantin Mischaikow , Thomas Wanner

The rapid proliferation of AI-Generated Content (AIGC) has necessitated robust metrics for perceptual quality assessment. However, automatic Mean Opinion Score (MOS) prediction models are often compromised by data scarcity, predisposing…

音频与语音处理 · 电气工程与系统科学 2026-03-18 Kuan-Tang Huang , Chien-Chun Wang , Cheng-Yeh Yang , Hung-Shin Lee , Hsin-Min Wang , Berlin Chen

Existing domain adaptation focuses on transferring knowledge between domains with categorical indices (e.g., between datasets A and B). However, many tasks involve continuously indexed domains. For example, in medical applications, one…

机器学习 · 计算机科学 2020-09-01 Hao Wang , Hao He , Dina Katabi

Statisticians have recently developed propensity score methods to improve generalizations from randomized experiments that do not employ random sampling. However, these methods typically rely on assumptions whose plausibility may be…

统计方法学 · 统计学 2019-11-14 Wendy Chan
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