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We introduce a set of image transformations that can be used as corruptions to evaluate the robustness of models as well as data augmentation mechanisms for training neural networks. The primary distinction of the proposed transformations…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Oğuzhan Fatih Kar , Teresa Yeo , Andrei Atanov , Amir Zamir

Existing approaches for automated essay scoring and document representation learning typically rely on discourse parsers to incorporate discourse structure into text representation. However, the performance of parsers is not always…

Computation and Language · Computer Science 2020-10-14 Farjana Sultana Mim , Naoya Inoue , Paul Reisert , Hiroki Ouchi , Kentaro Inui

Class-conditional noise commonly exists in machine learning tasks, where the class label is corrupted with a probability depending on its ground-truth. Many research efforts have been made to improve the model robustness against the…

Machine Learning · Computer Science 2021-05-18 Ming-Kun Xie , Sheng-Jun Huang

We argue that the vulnerability of model parameters is of crucial value to the study of model robustness and generalization but little research has been devoted to understanding this matter. In this work, we propose an indicator to measure…

Machine Learning · Computer Science 2020-12-11 Xu Sun , Zhiyuan Zhang , Xuancheng Ren , Ruixuan Luo , Liangyou Li

We study the problem of learning generalized linear models under adversarial corruptions. We analyze a classical heuristic called the iterative trimmed maximum likelihood estimator which is known to be effective against label corruptions in…

Machine Learning · Computer Science 2022-10-25 Pranjal Awasthi , Abhimanyu Das , Weihao Kong , Rajat Sen

We use methods from network science to analyze corruption risk in a large administrative dataset of over 4 million public procurement contracts from European Union member states covering the years 2008-2016. By mapping procurement markets…

General Finance · Quantitative Finance 2019-09-20 Johannes Wachs , Mihály Fazekas , János Kertész

This paper presents SVAM (Sequential Variance-Altered MLE), a unified framework for learning generalized linear models under adversarial label corruption in training data. SVAM extends to tasks such as least squares regression, logistic…

Machine Learning · Computer Science 2022-12-13 Bhaskar P Mukhoty , Debojyoti Dey , Purushottam Kar

Effective image restoration with large-size corruptions, such as blind image inpainting, entails precise detection of corruption region masks which remains extremely challenging due to diverse shapes and patterns of corruptions. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Xin Feng , Yifeng Xu , Guangming Lu , Wenjie Pei

In-context learning enables large language models to perform novel tasks through few-shot demonstrations. However, demonstrations per se can naturally contain noise and conflicting examples, making this capability vulnerable. To understand…

Machine Learning · Computer Science 2026-03-06 Difan Jiao , Di Wang , Lijie Hu

Current reinforcement learning methods fail if the reward function is imperfect, i.e. if the agent observes reward different from what it actually receives. We study this problem within the formalism of Corrupt Reward Markov Decision…

Machine Learning · Computer Science 2019-07-02 Jason Mancuso , Tomasz Kisielewski , David Lindner , Alok Singh

We present the first diffusion-based framework that can learn an unknown distribution using only highly-corrupted samples. This problem arises in scientific applications where access to uncorrupted samples is impossible or expensive to…

Machine Learning · Computer Science 2023-05-31 Giannis Daras , Kulin Shah , Yuval Dagan , Aravind Gollakota , Alexandros G. Dimakis , Adam Klivans

Neural networks have revolutionized various domains, exhibiting remarkable accuracy in tasks like natural language processing and computer vision. However, their vulnerability to slight alterations in input samples poses challenges,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Shashank Kotyan , Danilo Vasconcellos Vargas

Recent work have demonstrated that robustness (to "corruption") can be at odds with generalization. Adversarial training, for instance, aims to reduce the problematic susceptibility of modern neural networks to small data perturbations.…

Machine Learning · Statistics 2023-05-19 Amine Bennouna , Ryan Lucas , Bart Van Parys

When designing a diagnostic model for a clinical application, it is crucial to guarantee the robustness of the model with respect to a wide range of image corruptions. Herein, an easy-to-use benchmark is established to evaluate how deep…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Yunlong Zhang , Yuxuan Sun , Honglin Li , Sunyi Zheng , Chenglu Zhu , Lin Yang

Data shift robustness has been primarily investigated from a fully supervised perspective, and robustness of zero-shot learning (ZSL) models have been largely neglected. In this paper, we present novel analyses on the robustness of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Mehmet Kerim Yucel , Ramazan Gokberk Cinbis , Pinar Duygulu

Data corruption is an impediment to modern machine learning deployments. Corrupted data can severely bias the learned model and can also lead to invalid inferences. We present, Picket, a simple framework to safeguard against data…

Machine Learning · Computer Science 2021-07-27 Zifan Liu , Zhechun Zhou , Theodoros Rekatsinas

We present an adaptive approach for robust learning from corrupted training sets. We identify corrupted and non-corrupted samples with latent Bernoulli variables and thus formulate the learning problem as maximization of the likelihood…

Machine Learning · Statistics 2024-06-17 Aleksandr Karakulev , Dave Zachariah , Prashant Singh

The performance of graph representation learning is affected by the quality of graph input. While existing research usually pursues a globally smoothed graph embedding, we believe the rarely observed anomalies are as well harmful to an…

Machine Learning · Computer Science 2023-08-14 Bingxin Zhou , Yuanhong Jiang , Yu Guang Wang , Jingwei Liang , Junbin Gao , Shirui Pan , Xiaoqun Zhang

The goal of machine learning is to develop predictors that generalize well to test data. Ideally, this is achieved by training on an almost infinitely large training data set that captures all variations in the data distribution. In…

Machine Learning · Computer Science 2014-02-28 Laurens van der Maaten , Minmin Chen , Stephen Tyree , Kilian Weinberger

Structured data-quality issues, such as missing values correlated with demographics, culturally biased labels, or systemic selection biases, routinely degrade the reliability of machine-learning pipelines. Regulators now increasingly demand…

Machine Learning · Computer Science 2025-06-03 Jiongli Zhu , Geyang Xu , Felipe Lorenzi , Boris Glavic , Babak Salimi