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It is widely recognized that deep neural networks are sensitive to bias in the data. This means that during training these models are likely to learn spurious correlations between data and labels, resulting in limited generalization…

机器学习 · 计算机科学 2024-12-06 Vito Paolo Pastore , Massimiliano Ciranni , Davide Marinelli , Francesca Odone , Vittorio Murino

A Bayesian network is a widely used probabilistic graphical model with applications in knowledge discovery and prediction. Learning a Bayesian network (BN) from data can be cast as an optimization problem using the well-known…

人工智能 · 计算机科学 2018-11-14 Zhenyu A. Liao , Charupriya Sharma , James Cussens , Peter van Beek

From neuroscience and genomics to systems biology and ecology, researchers rely on clustering similarity data to uncover modular structure. Yet widely used clustering methods, such as hierarchical clustering, k-means, and WGCNA, lack…

机器学习 · 统计学 2025-10-20 Magnus Neuman , Jelena Smiljanić , Martin Rosvall

Machine learning relies heavily on data, yet the continuous growth of real-world data poses challenges for efficient dataset construction and training. A fundamental yet unsolved question is: given our current model and data, does a new…

机器学习 · 计算机科学 2025-06-23 Ziheng Qin , Hailun Xu , Wei Chee Yew , Qi Jia , Yang Luo , Kanchan Sarkar , Danhui Guan , Kai Wang , Yang You

Privacy regulations require the erasure of data from deep learning models. This is a significant challenge that is amplified in Federated Learning, where data remains on clients, making full retraining or coordinated updates often…

机器学习 · 计算机科学 2026-01-27 Antonio Balordi , Lorenzo Manini , Fabio Stella , Alessio Merlo

Many advances of deep learning techniques originate from the efforts of addressing the image classification task on large-scale datasets. However, the construction of such clean datasets is costly and time-consuming since the Internet is…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Jia Li , Yafei Song , Jianfeng Zhu , Lele Cheng , Ying Su , Lin Ye , Pengcheng Yuan , Shumin Han

Recently several researchers have investigated techniques for using data to learn Bayesian networks containing compact representations for the conditional probability distributions (CPDs) stored at each node. The majority of this work has…

机器学习 · 计算机科学 2015-05-19 David Maxwell Chickering , David Heckerman , Christopher Meek

The efficient resolution of Bayesian inverse problems remains challenging due to the high computational cost of traditional sampling methods. In this paper, we propose a novel framework that integrates Conditional Flow Matching (CFM) with a…

机器学习 · 计算机科学 2025-05-20 Daniil Sherki , Ivan Oseledets , Ekaterina Muravleva

Anomaly detection (AD) tasks have been solved using machine learning algorithms in various domains and applications. The great majority of these algorithms use normal data to train a residual-based model and assign anomaly scores to unseen…

机器学习 · 计算机科学 2024-02-01 Markus Ulmer , Jannik Zgraggen , Lilach Goren Huber

Bayesian Neural Networks (BNNs) offer a principled and natural framework for proper uncertainty quantification in the context of deep learning. They address the typical challenges associated with conventional deep learning methods, such as…

统计计算 · 统计学 2024-11-13 Zahra Moslemi , Yang Meng , Shiwei Lan , Babak Shahbaba

Untrusted data used to train a model might have been manipulated to endow the learned model with hidden properties that the data contributor might later exploit. Data purification aims to remove such manipulations prior to training the…

密码学与安全 · 计算机科学 2023-12-05 Zonghao Huang , Neil Gong , Michael K. Reiter

Multivariate functional data arise in a wide range of applications. One fundamental task is to understand the causal relationships among these functional objects of interest, which has not yet been fully explored. In this article, we…

统计方法学 · 统计学 2022-10-25 Fangting Zhou , Kejun He , Kunbo Wang , Yanxun Xu , Yang Ni

Configurable software systems are employed in many important application domains. Understanding the performance of the systems under all configurations is critical to prevent potential performance issues caused by misconfiguration. However,…

软件工程 · 计算机科学 2022-12-29 Huong Ha , Zongwen Fan , Hongyu Zhang

Accuracy and generalization capabilities are key objectives when learning dynamical system models. To obtain such models from limited data, current works exploit prior knowledge and assumptions about the system. However, the fusion of…

Crowdsourcing platforms are often used to collect datasets for training machine learning models, despite higher levels of inaccurate labeling compared to expert labeling. There are two common strategies to manage the impact of such noise.…

计算与语言 · 计算机科学 2022-06-14 Derek Chen , Zhou Yu , Samuel R. Bowman

Context: Machine Learning (ML) is integrated into a growing number of systems for various applications. Because the performance of an ML model is highly dependent on the quality of the data it has been trained on, there is a growing…

机器学习 · 计算机科学 2024-06-03 Pierre-Olivier Côté , Amin Nikanjam , Nafisa Ahmed , Dmytro Humeniuk , Foutse Khomh

A general Bayesian framework for model selection on random network models regarding their features is considered. The goal is to develop a principle Bayesian model selection approach to compare different fittable, not necessarily nested,…

统计方法学 · 统计学 2020-04-30 Papamichalis Marios

Benchmark datasets in computer vision often contain off-topic images, near duplicates, and label errors, leading to inaccurate estimates of model performance. In this paper, we revisit the task of data cleaning and formalize it as either a…

Despite much research targeted at enabling conventional machine learning models to continually learn tasks and data distributions sequentially without forgetting the knowledge acquired, little effort has been devoted to account for more…

机器学习 · 计算机科学 2021-06-11 Sandra Servia-Rodriguez , Cecilia Mascolo , Young D. Kwon

We use Generative Adversarial Networks (GANs) to design a class conditional label noise (CCN) robust scheme for binary classification. It first generates a set of correctly labelled data points from noisy labelled data and 0.1% or 1% clean…

机器学习 · 计算机科学 2020-10-20 Sandhya Tripathi , N Hemachandra