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Multi-label classification is a widely encountered problem in daily life, where an instance can be associated with multiple classes. In theory, this is a supervised learning method that requires a large amount of labeling. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 XIn Zhang , Yuqi Song , Fei Zuo , Xiaofeng Wang

The deep model training procedure requires large-scale datasets of annotated data. Due to the difficulty of annotating a large number of samples, label noise caused by incorrect annotations is inevitable, resulting in low model performance…

Machine Learning · Computer Science 2023-12-12 Fengpeng Li , Kemou Li , Jinyu Tian , Jiantao Zhou

Partial-label learning is a popular weakly supervised learning setting that allows each training example to be annotated with a set of candidate labels. Previous studies on partial-label learning only focused on the classification setting…

Machine Learning · Computer Science 2023-06-16 Xin Cheng , Deng-Bao Wang , Lei Feng , Min-Ling Zhang , Bo An

Label noise in training data can significantly degrade a model's generalization performance for supervised learning tasks. Here we focus on the problem that noisy labels are primarily mislabeled samples, which tend to be concentrated near…

Machine Learning · Computer Science 2021-03-16 Hao-Chiang Shao , Hsin-Chieh Wang , Weng-Tai Su , Chia-Wen Lin

Label noise, which refers to the mislabeling of instances in a dataset, can significantly impair classifier performance, increase model complexity, and affect feature selection. While most research has concentrated on deep neural networks…

Machine Learning · Computer Science 2025-01-07 Anita Eisenbürger , Daniel Otten , Anselm Hudde , Frank Hopfgartner

Ensuring that deep learning models are well-calibrated in terms of their predictive uncertainty is essential in maintaining their trustworthiness and reliability, yet despite increasing advances in foundation model research, the…

Computation and Language · Computer Science 2026-01-06 Jerry Huang , Peng Lu , Qiuhao Zeng , Yusuke Iwasawa , Yutaka Matsuo , Sarath Chandar , Edison Marrese-Taylor , Irene Li

Imperfections in data annotation, known as label noise, are detrimental to the training of machine learning models and have an often-overlooked confounding effect on the assessment of model performance. Nevertheless, employing experts to…

Biased human decisions have consequential impacts across various domains, yielding unfair treatment of individuals and resulting in suboptimal outcomes for organizations and society. In recognition of this fact, organizations regularly…

Machine Learning · Computer Science 2024-12-11 Wanxue Dong , Maria De-Arteaga , Maytal Saar-Tsechansky

In the AutoML domain, test accuracy is heralded as the quintessential metric for evaluating model efficacy, underpinning a wide array of applications from neural architecture search to hyperparameter optimization. However, the reliability…

Machine Learning · Computer Science 2024-09-24 Pawel Pukowski , Haiping Lu

Datasets typically contain inaccuracies due to human error and societal biases, and these inaccuracies can affect the outcomes of models trained on such datasets. We present a technique for certifying whether linear regression models are…

Machine Learning · Computer Science 2022-06-09 Anna P. Meyer , Aws Albarghouthi , Loris D'Antoni

The impact of human label variation (HLV) on model fairness is an unexplored topic. This paper examines the interplay by comparing training on majority-vote labels with a range of HLV methods. Our experiments show that without explicit…

Computation and Language · Computer Science 2026-02-04 Kemal Kurniawan , Meladel Mistica , Timothy Baldwin , Jey Han Lau

This paper aims to provide understandings for the effect of an over-parameterized model, e.g. a deep neural network, memorizing instance-dependent noisy labels. We first quantify the harms caused by memorizing noisy instances, and show the…

Machine Learning · Computer Science 2021-07-14 Yang Liu

The goal in label-imbalanced and group-sensitive classification is to optimize relevant metrics such as balanced error and equal opportunity. Classical methods, such as weighted cross-entropy, fail when training deep nets to the terminal…

Machine Learning · Computer Science 2021-11-09 Ganesh Ramachandra Kini , Orestis Paraskevas , Samet Oymak , Christos Thrampoulidis

Facial analysis models are increasingly applied in real-world applications that have significant impact on peoples' lives. However, as literature has shown, models that automatically classify facial attributes might exhibit algorithmic…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Camila Kolling , Victor Araujo , Adriano Veloso , Soraia Raupp Musse

Label noise detection has been widely studied in Machine Learning because of its importance in improving training data quality. Satisfactory noise detection has been achieved by adopting ensembles of classifiers. In this approach, an…

Machine Learning · Computer Science 2022-10-11 Kecia G. Moura , Ricardo B. C. Prudêncio , George D. C. Cavalcanti

The monotonic ordinal classification has increased the interest of researchers and practitioners within machine learning community in the last years. In real applications, the problems with monotonicity constraints are very frequent. To…

Artificial Intelligence · Computer Science 2018-10-23 José-Ramón Cano , Julián Luengo , Salvador García

Discrimination can occur when the underlying unbiased labels are overwritten by an agent with potential bias, resulting in biased datasets that unfairly harm specific groups and cause classifiers to inherit these biases. In this paper, we…

Machine Learning · Computer Science 2023-12-27 Yixuan Zhang , Boyu Li , Zenan Ling , Feng Zhou

Imperfect labels limit the quality of predictions learned by deep neural networks. This is particularly relevant in medical image segmentation, where reference annotations are difficult to collect and vary significantly even across expert…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Eugene Vorontsov , Samuel Kadoury

Additional training of a deep learning model can cause negative effects on the results, turning an initially positive sample into a negative one (degradation). Such degradation is possible in real-world use cases due to the diversity of…

Machine Learning · Computer Science 2022-05-19 Akihito Yoshii , Susumu Tokumoto , Fuyuki Ishikawa

High-quality data is necessary for modern machine learning. However, the acquisition of such data is difficult due to noisy and ambiguous annotations of humans. The aggregation of such annotations to determine the label of an image leads to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-07 Lars Schmarje , Vasco Grossmann , Claudius Zelenka , Sabine Dippel , Rainer Kiko , Mariusz Oszust , Matti Pastell , Jenny Stracke , Anna Valros , Nina Volkmann , Reinhard Koch