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Visual quality inspection in high performance manufacturing can benefit from automation, due to cost savings and improved rigor. Deep learning techniques are the current state of the art for generic computer vision tasks like classification…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Ahmad Mohamad Mezher , Andrew E. Marble

Bias in classifiers is a severe issue of modern deep learning methods, especially for their application in safety- and security-critical areas. Often, the bias of a classifier is a direct consequence of a bias in the training dataset,…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Christian Reimers , Paul Bodesheim , Jakob Runge , Joachim Denzler

For machine learning systems to be reliable, we must understand their performance in unseen, out-of-distribution environments. In this paper, we empirically show that out-of-distribution performance is strongly correlated with…

Collider bias is a harmful form of sample selection bias that neural networks are ill-equipped to handle. This bias manifests itself when the underlying causal signal is strongly correlated with other confounding signals due to the training…

机器学习 · 计算机科学 2020-11-24 Luke Darlow , Stanisław Jastrzębski , Amos Storkey

The ability to detect unfamiliar or unexpected images is essential for safe deployment of computer vision systems. In the context of classification, the task of detecting images outside of a model's training domain is known as…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Galadrielle Humblot-Renaux , Sergio Escalera , Thomas B. Moeslund

We introduce a framework for learning robust visual representations that generalize to new viewpoints, backgrounds, and scene contexts. Discriminative models often learn naturally occurring spurious correlations, which cause them to fail on…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Chengzhi Mao , Augustine Cha , Amogh Gupta , Hao Wang , Junfeng Yang , Carl Vondrick

Consider end-to-end training of a multi-modal vs. a single-modal network on a task with multiple input modalities: the multi-modal network receives more information, so it should match or outperform its single-modal counterpart. In our…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Weiyao Wang , Du Tran , Matt Feiszli

In this paper we present a heuristic method to provide individual explanations for those elements in a dataset (data points) which are wrongly predicted by a given classifier. Since the general case is too difficult, in the present work we…

机器学习 · 计算机科学 2023-02-21 Sheng Zhou , Pierre Blanchart , Michel Crucianu , Marin Ferecatu

Despite the remarkable success of diffusion models (DMs) in data generation, they exhibit specific failure cases with unsatisfactory outputs. We focus on one such limitation: the ability of DMs to learn hidden rules between image features.…

计算机视觉与模式识别 · 计算机科学 2025-02-10 Yujin Han , Andi Han , Wei Huang , Chaochao Lu , Difan Zou

Neural networks trained with SGD were recently shown to rely preferentially on linearly-predictive features and can ignore complex, equally-predictive ones. This simplicity bias can explain their lack of robustness out of distribution…

机器学习 · 计算机科学 2022-09-13 Damien Teney , Ehsan Abbasnejad , Simon Lucey , Anton van den Hengel

Self-training is a classical approach in semi-supervised learning which is successfully applied to a variety of machine learning problems. Self-training algorithm generates pseudo-labels for the unlabeled examples and progressively refines…

机器学习 · 计算机科学 2020-06-22 Samet Oymak , Talha Cihad Gulcu

In scientific machine learning, models are routinely deployed with parameter values or boundary conditions far from those used in training. This paper studies the learning-where-to-learn problem of designing a training data distribution…

机器学习 · 计算机科学 2025-12-09 Nicolas Guerra , Nicholas H. Nelsen , Yunan Yang

The generalization mystery in deep learning is the following: Why do over-parameterized neural networks trained with gradient descent (GD) generalize well on real datasets even though they are capable of fitting random datasets of…

机器学习 · 计算机科学 2022-06-07 Satrajit Chatterjee , Piotr Zielinski

While deep learning models have shown remarkable performance in various tasks, they are susceptible to learning non-generalizable spurious features rather than the core features that are genuinely correlated to the true label. In this…

机器学习 · 计算机科学 2023-10-31 Yihe Deng , Yu Yang , Baharan Mirzasoleiman , Quanquan Gu

It has been shown that instead of learning actual object features, deep networks tend to exploit non-robust (spurious) discriminative features that are shared between training and test sets. Therefore, while they achieve state of the art…

机器学习 · 统计学 2019-11-19 Devansh Arpit , Caiming Xiong , Richard Socher

The question of how and why the phenomenon of mode connectivity occurs in training deep neural networks has gained remarkable attention in the research community. From a theoretical perspective, two possible explanations have been proposed:…

机器学习 · 计算机科学 2021-10-22 Quynh Nguyen , Pierre Brechet , Marco Mondelli

While pretrained language models have exhibited impressive generalization capabilities, they still behave unpredictably under certain domain shifts. In particular, a model may learn a reasoning process on in-domain training data that does…

计算与语言 · 计算机科学 2022-10-14 Prasann Singhal , Jarad Forristal , Xi Ye , Greg Durrett

Epoch-wise double descent is the phenomenon where generalisation performance improves beyond the point of overfitting, resulting in a generalisation curve exhibiting two descents under the course of learning. Understanding the mechanisms…

机器学习 · 统计学 2024-09-20 Amanda Olmin , Fredrik Lindsten

This study aims to understand how statistical biases affect the model's ability to generalize to in-distribution and out-of-distribution data on algorithmic tasks. Prior research indicates that transformers may inadvertently learn to rely…

机器学习 · 计算机科学 2024-09-11 John Mitros

Class labels used for machine learning are relatable to each other, with certain class labels being more similar to each other than others (e.g. images of cats and dogs are more similar to each other than those of cats and cars). Such…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Gautam Rajendrakumar Gare , John Michael Galeotti