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Controlling the false discovery rate (FDR) in high-dimensional variable selection requires balancing rigorous error control with statistical power. Existing methods with provable guarantees are often overly conservative, creating a…

统计方法学 · 统计学 2026-02-06 Arnau Vilella , Jasin Machkour , Michael Muma , Daniel P. Palomar

A common issue in exploiting simulated ultrasound data for training neural networks is the domain shift problem, where the trained models on synthetic data are not generalizable to clinical data. Recently, Fourier Domain Adaptation (FDA)…

图像与视频处理 · 电气工程与系统科学 2021-09-22 Mostafa Sharifzadeh , Ali K. Z. Tehrani , Habib Benali , Hassan Rivaz

Unsupervised domain adaptation (UDA) plays a crucial role in addressing distribution shifts in machine learning. In this work, we improve the theoretical foundations of UDA proposed in Acuna et al. (2021) by refining their…

机器学习 · 统计学 2024-10-29 Ziqiao Wang , Yongyi Mao

We present a novel approach for unsupervised road segmentation in adverse weather conditions such as rain or fog. This includes a new algorithm for source-free domain adaptation (SFDA) using self-supervised learning. Moreover, our approach…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Divya Kothandaraman , Rohan Chandra , Dinesh Manocha

Auto Feature Engineering (AFE) plays a crucial role in developing practical machine learning pipelines by automating the transformation of raw data into meaningful features that enhance model performance. By generating features in a…

Functional data analysis (FDA) involves the analysis of data whose ideal units of observation are functions defined on some continuous domain, and the observed data consist of a sample of functions taken from some population, sampled on a…

统计方法学 · 统计学 2014-06-17 Jeffrey S. Morris

We introduce DAS (Domain Adaptation with Synthetic data), a novel domain adaptation framework for pre-trained ASR model, designed to efficiently adapt to various language-defined domains without requiring any real data. In particular, DAS…

音频与语音处理 · 电气工程与系统科学 2025-01-23 Minh Tran , Yutong Pang , Debjyoti Paul , Laxmi Pandey , Kevin Jiang , Jinxi Guo , Ke Li , Shun Zhang , Xuedong Zhang , Xin Lei

There has been recent interest in extending the ideas of False Discovery Rates (FDR) to variable selection in regression settings. Traditionally the FDR in these settings has been defined in terms of the coefficients of the full regression…

统计方法学 · 统计学 2013-02-12 Max Grazier G'Sell , Trevor Hastie , Robert Tibshirani

It is desirable to transfer the knowledge stored in a well-trained source model onto non-annotated target domain in the absence of source data. However, state-of-the-art methods for source free domain adaptation (SFDA) are subject to strict…

计算机视觉与模式识别 · 计算机科学 2021-06-24 Xin Luo , Wei Chen , Yusong Tan , Chen Li , Yulin He , Xiaogang Jia

Fisher discriminant analysis (FDA) is a widely used method for classification and dimensionality reduction. When the number of predictor variables greatly exceeds the number of observations, one of the alternatives for conventional FDA is…

机器学习 · 统计学 2018-11-30 Agniva Chowdhury , Jiasen Yang , Petros Drineas

This paper proposes a model-free and data-adaptive feature screening method for ultra-high dimensional datasets. The proposed method is based on the projection correlation which measures the dependence between two random vectors. This…

统计方法学 · 统计学 2021-02-16 Wanjun Liu , Yuan Ke , Jingyuan Liu , Runze Li

Adapting a deep learning model to a specific target individual is a challenging facial expression recognition (FER) task that may be achieved using unsupervised domain adaptation (UDA) methods. Although several UDA methods have been…

Domain adaptation (DA) is transfer learning which aims to leverage labeled data in a related source domain to achieve informed knowledge transfer and help the classification of unlabeled data in a target domain. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2017-05-25 Lingkun Luo , Xiaofang Wang , Shiqiang Hu , Liming Chen

The aim is to identify faulty predicates which have strong effect on program failure. Statistical debugging techniques are amongst best methods for pinpointing defects within the program source code. However, they have some drawbacks. They…

软件工程 · 计算机科学 2016-12-20 Farid Feyzi , Esmaeel Nikravan , Saeed Parsa

Domain adaptation (DA) aims to alleviate the domain shift between source domain and target domain. Most DA methods require access to the source data, but often that is not possible (e.g. due to data privacy or intellectual property). In…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Shiqi Yang , Yaxing Wang , Joost van de Weijer , Luis Herranz , Shangling Jui , Jian Yang

The success of supervised classification of remotely sensed images acquired over large geographical areas or at short time intervals strongly depends on the representativity of the samples used to train the classification algorithm and to…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Devis Tuia , Claudio Persello , Lorenzo Bruzzone

When predicting a target variable $Y$ from features $X$, the prediction $\hat{Y}$ can be performative: an agent might act on this prediction, affecting the value of $Y$ that we eventually observe. Performative predictions are deliberately…

机器学习 · 计算机科学 2024-04-09 Philip Boeken , Onno Zoeter , Joris M. Mooij

The Wald development of statistical decision theory addresses decision making with sample data. Wald's concept of a statistical decision function (SDF) embraces all mappings of the form [data -> decision]. An SDF need not perform…

计量经济学 · 经济学 2019-09-17 Charles F. Manski

Confirmatory factor analysis (CFA) is a statistical method for identifying and confirming the presence of latent factors among observed variables through the analysis of their covariance structure. Compared to alternative factor models, CFA…

统计方法学 · 统计学 2024-10-08 Yifan Yang , Tianzhou Ma , Chuan Bi , Shuo Chen

In this paper we address the problem of matching patterns in the so-called verification setting in which a novel, query pattern is verified against a single training pattern: the decision sought is whether the two match (i.e. belong to the…

计算机视觉与模式识别 · 计算机科学 2014-07-07 Ognjen Arandjelovic