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Data augmentation is an effective technique to improve the generalization of deep neural networks. However, previous data augmentation methods usually treat the augmented samples equally without considering their individual impacts on the…

机器学习 · 计算机科学 2021-03-17 Mingyang Yi , Lu Hou , Lifeng Shang , Xin Jiang , Qun Liu , Zhi-Ming Ma

Recently, contrastiveness-based augmentation surges a new climax in the computer vision domain, where some operations, including rotation, crop, and flip, combined with dedicated algorithms, dramatically increase the model generalization…

计算机视觉与模式识别 · 计算机科学 2022-05-23 Han Yue , Chunhui Zhang , Chuxu Zhang , Hongfu Liu

Handwritten text and scene text suffer from various shapes and distorted patterns. Thus training a robust recognition model requires a large amount of data to cover diversity as much as possible. In contrast to data collection and…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Canjie Luo , Yuanzhi Zhu , Lianwen Jin , Yongpan Wang

In recent years, there has been a surge in applying deep learning to various challenging design problems in communication networks. The early attempts adopt neural architectures inherited from applications such as computer vision, which…

信息论 · 计算机科学 2022-03-22 Yifei Shen , Jun Zhang , Khaled B. Letaief

Equivariance w.r.t. geometric transformations in neural networks improves data efficiency, parameter efficiency and robustness to out-of-domain perspective shifts. When equivariance is not designed into a neural network, the network can…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Robert-Jan Bruintjes , Tomasz Motyka , Jan van Gemert

With the increasing utilization of deep learning in outdoor settings, its robustness needs to be enhanced to preserve accuracy in the face of distribution shifts, such as compression artifacts. Data augmentation is a widely used technique…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Shohei Enomoto , Monikka Roslianna Busto , Takeharu Eda

In this paper we challenge the common assumption that convolutional layers in modern CNNs are translation invariant. We show that CNNs can and will exploit the absolute spatial location by learning filters that respond exclusively to…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Osman Semih Kayhan , Jan C. van Gemert

While directly fine-tuning (FT) large-scale, pretrained models on task-specific data is well-known to induce strong in-distribution task performance, recent works have demonstrated that different adaptation protocols, such as linear probing…

机器学习 · 计算机科学 2022-07-27 Puja Trivedi , Danai Koutra , Jayaraman J. Thiagarajan

Lifting is an efficient technique to scale up graphical models generalized to relational domains by exploiting the underlying symmetries. Concurrently, neural models are continuously expanding from grid-like tensor data into structured…

机器学习 · 计算机科学 2021-01-19 Gustav Sourek , Filip Zelezny , Ondrej Kuzelka

Machine learning algorithms typically assume that training and test examples are drawn from the same distribution. However, distribution shift is a common problem in real-world applications and can cause models to perform dramatically worse…

机器学习 · 计算机科学 2022-06-22 Huaxiu Yao , Yu Wang , Sai Li , Linjun Zhang , Weixin Liang , James Zou , Chelsea Finn

In the rapidly evolving field of artificial intelligence, machine learning emerges as a key technology characterized by its vast potential and inherent risks. The stability and reliability of these models are important, as they are frequent…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Haibo Zhang , Zhihua Yao , Kouichi Sakurai , Takeshi Saitoh

Neural machine translation (MT) models achieve strong results across a variety of settings, but it is widely believed that they are highly sensitive to "noisy" inputs, such as spelling errors, abbreviations, and other formatting issues. In…

计算与语言 · 计算机科学 2025-10-06 Ben Peters , André F. T. Martins

Deep learning models tend not to be out-of-distribution robust primarily due to their reliance on spurious features to solve the task. Counterfactual data augmentations provide a general way of (approximately) achieving representations that…

机器学习 · 计算机科学 2022-09-15 S Chandra Mouli , Yangze Zhou , Bruno Ribeiro

Transformer networks have seen great success in natural language processing and machine vision, where task objectives such as next word prediction and image classification benefit from nuanced context sensitivity across high-dimensional…

机器学习 · 计算机科学 2022-12-13 Yuxuan Li , James L. McClelland

Adaptive networks rely on in-network and collaborative processing among distributed agents to deliver enhanced performance in estimation and inference tasks. Information is exchanged among the nodes, usually over noisy links. The…

最优化与控制 · 数学 2015-06-03 Xiaochuan Zhao , Sheng-Yuan Tu , Ali H. Sayed

In the field of computer vision, data augmentation is widely used to enrich the feature complexity of training datasets with deep learning techniques. However, regarding the generalization capabilities of models, the difference in…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Jianqiang Xiao , Weiwen Guo , Junfeng Liu , Mengze Li

In this paper we propose a novel augmentation technique that improves not only the performance of deep neural networks on clean test data, but also significantly increases their robustness to random transformations, both affine and…

Interdisciplinary research is often at the core of scientific progress. This dissertation explores some advantageous synergies between machine learning, cognitive science and neuroscience. In particular, this thesis focuses on vision and…

机器学习 · 计算机科学 2020-12-29 Alex Hernandez-Garcia

Large language models based on the Transformer architecture have demonstrated impressive capabilities to learn in context. However, existing theoretical studies on how this phenomenon arises are limited to the dynamics of a single layer of…

机器学习 · 统计学 2024-06-04 Juno Kim , Taiji Suzuki

Deploying machine learning systems in the real world requires both high accuracy on clean data and robustness to naturally occurring corruptions. While architectural advances have led to improved accuracy, building robust models remains…

机器学习 · 计算机科学 2019-06-07 Raphael Gontijo Lopes , Dong Yin , Ben Poole , Justin Gilmer , Ekin D. Cubuk