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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

We study the problem of efficiently detecting Out-of-Distribution (OOD) samples at test time in supervised and unsupervised learning contexts. While ML models are typically trained under the assumption that training and test data stem from…

机器学习 · 计算机科学 2024-05-13 Alberto Caron , Chris Hicks , Vasilios Mavroudis

Prior work on multilingual question answering has mostly focused on using large multilingual pre-trained language models (LM) to perform zero-shot language-wise learning: train a QA model on English and test on other languages. In this…

计算与语言 · 计算机科学 2020-12-14 Mihaela Bornea , Lin Pan , Sara Rosenthal , Radu Florian , Avirup Sil

While multilingual neural machine translation has achieved great success, it suffers from the off-target issue, where the translation is in the wrong language. This problem is more pronounced on zero-shot translation tasks. In this work, we…

计算与语言 · 计算机科学 2023-06-05 Liang Chen , Shuming Ma , Dongdong Zhang , Furu Wei , Baobao Chang

By explaining how humans would solve a given task, human rationales can provide strong learning signal for neural language models (LMs). Explanation regularization (ER) aims to improve LM generalization by pushing the LM's machine…

计算与语言 · 计算机科学 2023-03-01 Brihi Joshi , Aaron Chan , Ziyi Liu , Shaoliang Nie , Maziar Sanjabi , Hamed Firooz , Xiang Ren

In real-world applications, it is important and desirable to learn a model that performs well on out-of-distribution (OOD) data. Recently, causality has become a powerful tool to tackle the OOD generalization problem, with the idea resting…

机器学习 · 统计学 2022-03-25 Ruoyu Wang , Mingyang Yi , Zhitang Chen , Shengyu Zhu

Out-of-distribution (OOD) detection represents a critical challenge in remote sensing applications, where reliable identification of novel or anomalous patterns is essential for autonomous monitoring, disaster response, and environmental…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Chenhao Wang , Yingrui Ji , Yu Meng , Yunjian Zhang , Yao Zhu

Zero-shot translation aims to translate between language pairs not seen during training in Multilingual Machine Translation (MMT) and is largely considered an open problem. A common, albeit resource-consuming, solution is to add as many…

计算与语言 · 计算机科学 2024-03-03 Di Wu , Shaomu Tan , Yan Meng , David Stap , Christof Monz

Computer-aided diagnostics has benefited from the development of deep learning-based computer vision techniques in these years. Traditional supervised deep learning methods assume that the test sample is drawn from the identical…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Zesheng Hong , Yubiao Yue , Yubin Chen , Lele Cong , Huanjie Lin , Yuanmei Luo , Mini Han Wang , Weidong Wang , Jialong Xu , Xiaoqi Yang , Hechang Chen , Zhenzhang Li , Sihong Xie

The quantification of uncertainty is important for the adoption of machine learning, especially to reject out-of-distribution (OOD) data back to human experts for review. Yet progress has been slow, as a balance must be struck between…

机器学习 · 计算机科学 2022-09-12 Derek Everett , Andre T. Nguyen , Luke E. Richards , Edward Raff

Stance detection has been widely studied as the task of determining if a social media post is positive, negative or neutral towards a specific issue, such as support towards vaccines. Research in stance detection has however often been…

计算与语言 · 计算机科学 2024-04-23 Bharathi A , Arkaitz Zubiaga

Zero-shot Learning(ZSL) attains knowledge transfer from seen classes to unseen classes by exploring auxiliary category information, which is a promising yet difficult research topic. In this field, Audio-Visual Generalized Zero-Shot…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Yang Liu , Xun Zhang , Jiale Du , Xinbo Gao , Jungong Han

Generalization of models to out-of-distribution (OOD) data has captured tremendous attention recently. Specifically, compositional generalization, i.e., whether a model generalizes to new structures built of components observed during…

计算与语言 · 计算机科学 2020-10-13 Inbar Oren , Jonathan Herzig , Nitish Gupta , Matt Gardner , Jonathan Berant

A well trained and generalized deep neural network (DNN) should be robust to both seen and unseen classes. However, the performance of most of the existing supervised DNN algorithms degrade for classes which are unseen in the training set.…

计算机视觉与模式识别 · 计算机科学 2020-04-03 Rohit Keshari , Richa Singh , Mayank Vatsa

Finetuning pretrained models on downstream generation tasks often leads to catastrophic forgetting in zero-shot conditions. In this work, we focus on summarization and tackle the problem through the lens of language-independent…

计算与语言 · 计算机科学 2024-04-09 Vladimir Solovyev , Danni Liu , Jan Niehues

Machine learning models often fail to generalize well under distributional shifts. Understanding and overcoming these failures have led to a research field of Out-of-Distribution (OOD) generalization. Despite being extensively studied for…

This paper describes our submission of the WMT 2020 Shared Task on Sentence Level Direct Assessment, Quality Estimation (QE). In this study, we empirically reveal the \textit{mismatching issue} when directly adopting BERTScore to QE.…

计算与语言 · 计算机科学 2020-10-13 Lei Zhou , Liang Ding , Koichi Takeda

This paper studies zero-shot cross-lingual transfer of vision-language models. Specifically, we focus on multilingual text-to-video search and propose a Transformer-based model that learns contextualized multilingual multimodal embeddings.…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Po-Yao Huang , Mandela Patrick , Junjie Hu , Graham Neubig , Florian Metze , Alexander Hauptmann

Large multilingual language models such as mBERT or XLM-R enable zero-shot cross-lingual transfer in various IR and NLP tasks. Cao et al. (2020) proposed a data- and compute-efficient method for cross-lingual adjustment of mBERT that uses a…

计算与语言 · 计算机科学 2023-11-01 Pavel Efimov , Leonid Boytsov , Elena Arslanova , Pavel Braslavski

Detecting Out-of-Domain (OOD) or unknown intents from user queries is essential in a task-oriented dialog system. A key challenge of OOD detection is to learn discriminative semantic features. Traditional cross-entropy loss only focuses on…

计算与语言 · 计算机科学 2021-06-01 Zhiyuan Zeng , Keqing He , Yuanmeng Yan , Zijun Liu , Yanan Wu , Hong Xu , Huixing Jiang , Weiran Xu