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Image classification models tend to make decisions based on peripheral attributes of data items that have strong correlation with a target variable (i.e., dataset bias). These biased models suffer from the poor generalization capability…

机器学习 · 计算机科学 2021-10-26 Jungsoo Lee , Eungyeup Kim , Juyoung Lee , Jihyeon Lee , Jaegul Choo

Despite powering sensitive systems like autonomous vehicles, object detection remains fairly brittle in part due to annotation errors that plague most real-world training datasets. We propose ObjectLab, a straightforward algorithm to detect…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Ulyana Tkachenko , Aditya Thyagarajan , Jonas Mueller

Temporal grounding aims to localize temporal boundaries within untrimmed videos by language queries, but it faces the challenge of two types of inevitable human uncertainties: query uncertainty and label uncertainty. The two uncertainties…

计算机视觉与模式识别 · 计算机科学 2021-06-25 Hao Zhou , Chongyang Zhang , Yan Luo , Yanjun Chen , Chuanping Hu

The learning from imbalanced data is a deeply studied problem in standard classification and, in recent times, also in multilabel classification. A handful of multilabel resampling methods have been proposed in late years, aiming to balance…

机器学习 · 计算机科学 2018-02-15 Francisco Charte , Antonio J. Rivera , María J. del Jesus , Francisco Herrera

Recent developments in machine learning have shown that successful models do not rely only on huge amounts of data but the right kind of data. We show in this paper how this data-centric approach can be facilitated in a decentralized manner…

计算机视觉与模式识别 · 计算机科学 2022-10-31 M. R. Ahan , Robin Lehmann , Richard Blythman

In semi-supervised medical image segmentation, the poor quality of unlabeled data and the uncertainty in the model's predictions lead to models that inevitably produce erroneous pseudo-labels. These errors accumulate throughout model…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Shiwei Zhou , Xin Liu , Haifeng Zhao , Bin Luo , Dengdi Sun

This paper presents a new approach to identifying and eliminating mislabeled training instances for supervised learning. The goal of this approach is to improve classification accuracies produced by learning algorithms by improving the…

人工智能 · 计算机科学 2011-06-02 C. E. Brodley , M. A. Friedl

Label noise is a pervasive problem in deep learning that often compromises the generalization performance of trained models. Recently, leveraging privileged information (PI) -- information available only during training but not at test time…

机器学习 · 计算机科学 2024-05-29 Ke Wang , Guillermo Ortiz-Jimenez , Rodolphe Jenatton , Mark Collier , Efi Kokiopoulou , Pascal Frossard

We consider a collaborative learning setting where the goal of each agent is to improve their own model by leveraging the expertise of collaborators, in addition to their own training data. To facilitate the exchange of expertise among…

机器学习 · 计算机科学 2023-11-16 Dongyang Fan , Celestine Mendler-Dünner , Martin Jaggi

While mislabeled or ambiguously-labeled samples in the training set could negatively affect the performance of deep models, diagnosing the dataset and identifying mislabeled samples helps to improve the generalization power. Training…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Qingrui Jia , Xuhong Li , Lei Yu , Jiang Bian , Penghao Zhao , Shupeng Li , Haoyi Xiong , Dejing Dou

A key requirement for supervised machine learning is labeled training data, which is created by annotating unlabeled data with the appropriate class. Because this process can in many cases not be done by machines, labeling needs to be…

机器学习 · 计算机科学 2019-12-12 Nicolas Michael Müller , Karla Markert

Learning contrastive representations from pairwise comparisons has achieved remarkable success in various fields, such as natural language processing, computer vision, and information retrieval. Collaborative filtering algorithms based on…

信息检索 · 计算机科学 2023-08-01 Bin Liu , Qin Luo , Bang Wang

We propose a novel sample selection method for image classification in the presence of noisy labels. Existing methods typically consider small-loss samples as correctly labeled. However, some correctly labeled samples are inherently…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Weiran Pan , Wei Wei , Feida Zhu , Yong Deng

Positive-Unlabeled (PU) learning is an analog to supervised binary classification for the case when only the positive sample is clean, while the negative sample is contaminated with latent instances of positive class and hence can be…

机器学习 · 计算机科学 2020-06-09 Dmitry Ivanov

We address the issue of binary classification from positive and unlabeled data (PU classification) with a selection bias in the positive data. During the observation process, (i) a sample is exposed to a user, (ii) the user then returns the…

机器学习 · 计算机科学 2023-03-09 Masahiro Kato , Shuting Wu , Kodai Kureishi , Shota Yasui

As digital transformation continues, enterprises are generating, managing, and storing vast amounts of data, while artificial intelligence technology is rapidly advancing. However, it brings challenges in information security and data…

机器学习 · 计算机科学 2023-07-13 Jiale Li , Zhixin Li , Yibo Wang , Yao Li , Lei Wang

When it is ethical and legal to use a sensitive attribute (such as gender or race) in machine learning systems, the question remains how to do so. We show that the naive application of machine learning algorithms using sensitive features…

机器学习 · 计算机科学 2017-07-21 Cynthia Dwork , Nicole Immorlica , Adam Tauman Kalai , Max Leiserson

The rapid expansion of the Internet of Things (IoT) and Industrial IoT (IIoT) has created a massive, heterogeneous attack surface that challenges traditional network security mechanisms. While Federated Learning (FL) offers a…

机器学习 · 计算机科学 2026-05-08 Iason Ofeidis , Nikos Papadis , Randeep Bhatia , Leandros Tassiulas , TV Lakshman

Positive-unlabeled learning (PUL) aims at learning a binary classifier from only positive and unlabeled training data. Even though real-world applications often involve imbalanced datasets where the majority of examples belong to one class,…

机器学习 · 统计学 2024-03-12 Emilio Dorigatti , Jann Goschenhofer , Benjamin Schubert , Mina Rezaei , Bernd Bischl

Label noise in real-world datasets encodes wrong correlation patterns and impairs the generalization of deep neural networks (DNNs). It is critical to find efficient ways to detect corrupted patterns. Current methods primarily focus on…

机器学习 · 计算机科学 2022-06-22 Zhaowei Zhu , Zihao Dong , Yang Liu