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Pretrained large generative language models have shown great performance on many tasks, but exhibit low compositional generalization abilities. Scaling such models has been shown to improve their performance on various NLP tasks even just…

计算与语言 · 计算机科学 2022-11-17 Arian Hosseini , Ankit Vani , Dzmitry Bahdanau , Alessandro Sordoni , Aaron Courville

Local smoothing testing that is based on multivariate nonparametric regression estimation is one of the main model checking methodologies in the literature. However, relevant tests suffer from the typical curse of dimensionality resulting…

统计方法学 · 统计学 2014-05-12 Xu Guo , Lixing Zhu

Recently, self-supervised learning has attracted great attention, since it only requires unlabeled data for model training. Contrastive learning is one popular method for self-supervised learning and has achieved promising empirical…

机器学习 · 计算机科学 2023-03-03 Weiran Huang , Mingyang Yi , Xuyang Zhao , Zihao Jiang

Image recognition is a classic and common task in the computer vision field, which has been widely applied in the past decade. Most existing methods in literature aim to learn discriminative features from labeled images for classification,…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Jiayin Sun , Hong Wang , Qiulei Dong

Modern machine learning tasks often require considering not just one but multiple objectives. For example, besides the prediction quality, this could be the efficiency, robustness or fairness of the learned models, or any of their…

机器学习 · 计算机科学 2022-08-30 Peter Súkeník , Christoph H. Lampert

The subject of features normalization plays an important central role in data representation, characterization, visualization, analysis, comparison, classification, and modeling, as it can substantially influence and be influenced by all of…

机器学习 · 计算机科学 2024-09-18 Alexandre Benatti , Luciano da F. Costa

Graph machine learning has been extensively studied in both academia and industry. Although booming with a vast number of emerging methods and techniques, most of the literature is built on the in-distribution hypothesis, i.e., testing and…

机器学习 · 计算机科学 2023-01-02 Haoyang Li , Xin Wang , Ziwei Zhang , Wenwu Zhu

Distribution shifts introduce uncertainty that undermines the robustness and generalization capabilities of machine learning models. While conventional wisdom suggests that learning causal-invariant representations enhances robustness to…

机器学习 · 计算机科学 2025-05-28 Abbavaram Gowtham Reddy , Celia Rubio-Madrigal , Rebekka Burkholz , Krikamol Muandet

Vision-language models, such as CLIP, have shown promising Out-of-Distribution (OoD) generalization under various types of distribution shifts. Recent studies attempted to investigate the leading cause of this capability. In this work, we…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Reza Abbasi , Mohammad Samiei , Mohammad Hossein Rohban , Mahdieh Soleymani Baghshah

Recently, learning a model that generalizes well on out-of-distribution (OOD) data has attracted great attention in the machine learning community. In this paper, after defining OOD generalization via Wasserstein distance, we theoretically…

机器学习 · 计算机科学 2021-05-25 Mingyang Yi , Lu Hou , Jiacheng Sun , Lifeng Shang , Xin Jiang , Qun Liu , Zhi-Ming Ma

Distribution shifts on graphs -- the data distribution discrepancies between training and testing a graph machine learning model, are often ubiquitous and unavoidable in real-world scenarios. Such shifts may severely deteriorate the…

机器学习 · 计算机科学 2024-02-20 Shuhan Liu , Kaize Ding

Generalization has been one of the major challenges for learning dynamics models in model-based reinforcement learning. However, previous work on action-conditioned dynamics prediction focuses on learning the pixel-level motion and thus…

计算机视觉与模式识别 · 计算机科学 2018-10-31 Guangxiang Zhu , Zhiao Huang , Chongjie Zhang

Object detection models trained on a source domain often exhibit significant performance degradation when deployed in unseen target domains, due to various kinds of variations, such as sensing conditions, environments and data…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Saniya M. Deshmukh , Kailash A. Hambarde , Hugo Proença

The advances in unsupervised object-centric representation learning have significantly improved its application to downstream tasks. Recent works highlight that disentangled object representations can aid policy learning in image-based,…

人工智能 · 计算机科学 2025-03-21 Leonid Ugadiarov , Vitaliy Vorobyov , Aleksandr I. Panov

Learning representations that generalize to novel compositions of known concepts is crucial for bridging the gap between human and machine perception. One prominent effort is learning object-centric representations, which are widely…

机器学习 · 计算机科学 2024-11-13 Thaddäus Wiedemer , Jack Brady , Alexander Panfilov , Attila Juhos , Matthias Bethge , Wieland Brendel

Most deep-learning-based image classification methods assume that all samples are generated under an independent and identically distributed (IID) setting. However, out-of-distribution (OOD) generalization is more common in practice, which…

机器学习 · 计算机科学 2022-02-24 Xin Guo , Zhengxu Yu , Chao Xiang , Zhongming Jin , Jianqiang Huang , Deng Cai , Xiaofei He , Xian-Sheng Hua

Environment modeling in autonomous driving is realized by two fundamental approaches, grid-based and feature-based approach. Both methods interpret the environment differently and show some situation-dependent beneficial realizations. In…

机器人学 · 计算机科学 2019-12-06 Nils Rexin , Marcel Musch , Klaus Dietmayer

Given the large-scale multi-modal training of recent vision-based models and their generalization capabilities, understanding the extent of their robustness is critical for their real-world deployment. In this work, we evaluate the…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Hashmat Shadab Malik , Muhammad Huzaifa , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan

During the past decade, deep neural networks have led to fast-paced progress and significant achievements in computer vision problems, for both academia and industry. Yet despite their success, state-of-the-art image classification…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Aristotelis Ballas , Christos Diou

We present a novel task that measures how people generalize objects' causal powers based on observing a single (Experiment 1) or a few (Experiment 2) causal interactions between object pairs. We propose a computational modeling framework…

人工智能 · 计算机科学 2021-11-25 Bonan Zhao , Christopher G. Lucas , Neil R. Bramley