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Machine Learning (ML) models have gained popularity in medical imaging analysis given their expert level performance in many medical domains. To enhance the trustworthiness, acceptance, and regulatory compliance of medical imaging models…

人机交互 · 计算机科学 2025-06-06 Mischa Dombrowski , Andrea Prenner , Bernhard Kainz

Distribution shift is a common situation in machine learning tasks, where the data used for training a model is different from the data the model is applied to in the real world. This issue arises across multiple technical settings: from…

机器学习 · 计算机科学 2024-05-24 Nicolas Acevedo , Carmen Cortez , Chris Brooks , Rene Kizilcec , Renzhe Yu

Process curves are multivariate finite time series data coming from manufacturing processes. This paper studies machine learning that detect drifts in process curve datasets. A theoretic framework to synthetically generate process curves in…

机器学习 · 统计学 2024-12-06 Edgar Wolf , Tobias Windisch

Machine learning models are omnipresent for predictions on big data. One challenge of deployed models is the change of the data over time, a phenomenon called concept drift. If not handled correctly, a concept drift can lead to significant…

机器学习 · 计算机科学 2020-04-02 Lucas Baier , Marcel Hofmann , Niklas Kühl , Marisa Mohr , Gerhard Satzger

While many real-world data streams imply that they change frequently in a nonstationary way, most of deep learning methods optimize neural networks on training data, and this leads to severe performance degradation when dataset shift…

机器学习 · 计算机科学 2021-07-02 Wonju Lee , Seok-Yong Byun , Jooeun Kim , Minje Park , Kirill Chechil

Machine learning approaches commonly rely on the assumption of independent and identically distributed (i.i.d.) data. In reality, however, this assumption is almost always violated due to distribution shifts between environments. Although…

机器学习 · 计算机科学 2022-10-18 Ronan Perry , Julius von Kügelgen , Bernhard Schölkopf

Two-sample testing is a fundamental problem in statistics. Despite its long history, there has been renewed interest in this problem with the advent of high-dimensional and complex data. Specifically, in the machine learning literature,…

统计方法学 · 统计学 2019-11-19 Ilmun Kim , Ann B. Lee , Jing Lei

The use of computer vision in automotive is a trending research in which safety and security are a primary concern. In particular, for autonomous driving, preventing road accidents requires highly accurate object detection under diverse…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Md Shahi Amran Hossain , Abu Shad Ahammed , Sayeri Mukherjee , Roman Obermaisser

Data taken from observations of the natural world or laboratory measurements often depend on parameters which can vary in unexpected ways. In this paper we demonstrate how machine learning can be leveraged to detect changes in global…

流体动力学 · 物理学 2021-11-25 Logan M. Kageorge , Roman O. Grigoriev , Michael F. Schatz

A significant obstacle in the development of robust machine learning models is covariate shift, a form of distribution shift that occurs when the input distributions of the training and test sets differ while the conditional label…

机器学习 · 统计学 2021-11-17 Nilesh Tripuraneni , Ben Adlam , Jeffrey Pennington

To tackle ever-increasing city traffic congestion problems, researchers have proposed deep learning models to aid decision-makers in the traffic control domain. Although the proposed models have been remarkably improved in recent years,…

机器学习 · 计算机科学 2022-08-10 Hyunwook Lee , Cheonbok Park , Seungmin Jin , Hyeshin Chu , Jaegul Choo , Sungahn Ko

Classifiers and other statistics-based machine learning (ML) techniques generalize, or learn, based on various statistical properties of the training data. The assumption underlying statistical ML resulting in theoretical or empirical…

机器学习 · 计算机科学 2021-11-11 Samuel Ackerman , Orna Raz , Marcel Zalmanovici , Aviad Zlotnick

Increasing the semantic understanding and contextual awareness of machine learning models is important for improving robustness and reducing susceptibility to data shifts. In this work, we leverage contextual awareness for the anomaly…

机器学习 · 计算机科学 2022-03-22 Nathan Vaska , Kevin Leahy , Victoria Helus

The problem of eliminating fast-relaxing variables to obtain an effective drift-diffusion process in position is solved in a uniform and straightforward way for models with velocity a function jointly of position and fast variables. A more…

统计力学 · 物理学 2019-11-13 Paul E. Lammert

The accelerating adoption of language models (LMs) as agents for deployment in long-context tasks motivates a thorough understanding of goal drift: agents' tendency to deviate from an original objective. While prior-generation language…

人工智能 · 计算机科学 2026-03-04 Achyutha Menon , Magnus Saebo , Tyler Crosse , Spencer Gibson , Eyon Jang , Diogo Cruz

We study the problem of learning fair prediction models for unseen test sets distributed differently from the train set. Stability against changes in data distribution is an important mandate for responsible deployment of models. The domain…

机器学习 · 计算机科学 2021-01-26 Harvineet Singh , Rina Singh , Vishwali Mhasawade , Rumi Chunara

In this paper, we aim to take one step forward to the scenario where an adaptive subspace detection framework is required to detect subspace signals in non-stationary environments. Despite the fact that this scenario is more realistic, the…

信号处理 · 电气工程与系统科学 2024-01-24 Aref Miri Rekavandi

The inaccessibility of controlled randomized trials due to inherent constraints in many fields of science has been a fundamental issue in causal inference. In this paper, we focus on distinguishing the cause from effect in the bivariate…

机器学习 · 统计学 2021-02-23 Jean-Francois Ton , Dino Sejdinovic , Kenji Fukumizu

The drift diffusion model (DDM) is a model of sequential sampling with diffusion (Brownian) signals, where the decision maker accumulates evidence until the process hits a stopping boundary, and then stops and chooses the alternative that…

计量经济学 · 经济学 2022-10-12 Drew Fudenberg , Whitney K. Newey , Philipp Strack , Tomasz Strzalecki

Machine learning on data streams is increasingly more present in multiple domains. However, there is often data distribution shift that can lead machine learning models to make incorrect decisions. While there are automatic methods to…

机器学习 · 计算机科学 2022-05-02 João Palmeiro , Beatriz Malveiro , Rita Costa , David Polido , Ricardo Moreira , Pedro Bizarro