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Domain adaptation manages to transfer the knowledge of well-labeled source data to unlabeled target data. Many recent efforts focus on improving the prediction accuracy of target pseudo-labels to reduce conditional distribution shift. In…

机器学习 · 计算机科学 2023-02-20 Lei Tian , Yongqiang Tang , Liangchen Hu , Wensheng Zhang

While neural networks have shown impressive performance on large datasets, applying these models to tasks where little data is available remains a challenging problem. In this paper we propose to use feature transfer in a zero-shot…

计算与语言 · 计算机科学 2018-08-30 Javid Dadashkarimi , Alexander Fabbri , Sekhar Tatikonda , Dragomir R. Radev

The availability of abundant labeled data in recent years led the researchers to introduce a methodology called transfer learning, which utilizes existing data in situations where there are difficulties in collecting new annotated data.…

机器学习 · 计算机科学 2021-04-07 Abolfazl Farahani , Behrouz Pourshojae , Khaled Rasheed , Hamid R. Arabnia

Few-shot learning addresses the issue of classifying images using limited labeled data. Exploiting unlabeled data through the use of transductive inference methods such as label propagation has been shown to improve the performance of…

计算机视觉与模式识别 · 计算机科学 2023-11-01 Michalis Lazarou , Yannis Avrithis , Guangyu Ren , Tania Stathaki

Learning from weak, proxy, or relative supervision is common when ground-truth labels are unavailable, but robustness under distribution shift remains poorly understood because the supervision mechanism itself may change across…

机器学习 · 计算机科学 2026-05-20 Mehrdad Shoeibi , Elias Hossain , Ivan Garibay , Niloofar Yousefi

Knowledge distillation is an effective method for training small and efficient deep learning models. However, the efficacy of a single method can degenerate when transferring to other tasks, modalities, or even other architectures. To…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Roy Miles , Ismail Elezi , Jiankang Deng

Transfer learning is a key component of modern machine learning, enhancing the performance of target tasks by leveraging diverse data sources. Simultaneously, overparameterized models such as the minimum-$\ell_2$-norm interpolator (MNI) in…

机器学习 · 统计学 2026-01-19 Yeichan Kim , Ilmun Kim , Seyoung Park

Domain adaptation aims to leverage the supervision signal of source domain to obtain an accurate model for target domain, where the labels are not available. To leverage and adapt the label information from source domain, most existing…

机器学习 · 计算机科学 2019-11-22 Yuxuan Song , Lantao Yu , Zhangjie Cao , Zhiming Zhou , Jian Shen , Shuo Shao , Weinan Zhang , Yong Yu

In this paper, we propose the problem of domain transfer structured output learn- ing and the first solution to solve it. The problem is defined on two different data domains sharing the same input and output spaces, named as source domain…

机器学习 · 计算机科学 2014-09-04 Jim Jing-Yan Wang

Few-shot classification aims to learn a classifier to recognize unseen classes during training, where the learned model can easily become over-fitted based on the biased distribution formed by only a few training examples. A recent solution…

机器学习 · 计算机科学 2022-10-11 Dandan Guo , Long Tian , He Zhao , Mingyuan Zhou , Hongyuan Zha

Surrogate models provide efficient alternatives to computationally demanding real world processes but often require large datasets for effective training. A promising solution to this limitation is the transfer of pre-trained surrogate…

机器学习 · 计算机科学 2025-05-14 Shuaiqun Pan , Diederick Vermetten , Manuel López-Ibáñez , Thomas Bäck , Hao Wang

Transfer learning aims to learn robust classifiers for the target domain by leveraging knowledge from a source domain. Since the source and the target domains are usually from different distributions, existing methods mainly focus on…

机器学习 · 计算机科学 2019-09-19 Jindong Wang , Yiqiang Chen , Wenjie Feng , Han Yu , Meiyu Huang , Qiang Yang

Distribution regression refers to the supervised learning problem where labels are only available for groups of inputs instead of individual inputs. In this paper, we develop a rigorous mathematical framework for distribution regression…

机器学习 · 计算机科学 2021-09-30 Maud Lemercier , Cristopher Salvi , Theodoros Damoulas , Edwin V. Bonilla , Terry Lyons

Popular zero-shot models suffer due to artifacts inherited from pretraining. One particularly detrimental issue, caused by unbalanced web-scale pretraining data, is mismatched label distribution. Existing approaches that seek to repair the…

机器学习 · 计算机科学 2024-10-31 Changho Shin , Jitian Zhao , Sonia Cromp , Harit Vishwakarma , Frederic Sala

Model fine-tuning is a widely used transfer learning approach in person Re-identification (ReID) applications, which fine-tuning a pre-trained feature extraction model into the target scenario instead of training a model from scratch. It is…

计算机视觉与模式识别 · 计算机科学 2020-11-09 Zhengxu Yu , Dong Shen , Zhongming Jin , Jianqiang Huang , Deng Cai , Xian-Sheng Hua

Existing transfer learning-based beam prediction approaches primarily rely on simple fine-tuning. When there is a significant difference in data distribution between the target domain and the source domain, simple fine-tuning limits the…

信息论 · 计算机科学 2025-09-26 Zhiqiang Xiao , Yuwen Cao , Mondher Bouazizi , Tomoaki Ohtsuki , Shahid Mumtaz

We consider the problem of active domain adaptation (ADA) to unlabeled target data, of which subset is actively selected and labeled given a budget constraint. Inspired by recent analysis on a critical issue from label distribution mismatch…

机器学习 · 计算机科学 2022-08-16 Sehyun Hwang , Sohyun Lee , Sungyeon Kim , Jungseul Ok , Suha Kwak

Test-time adaptation (TTA) aims to adapt a pre-trained model to the target domain in a batch-by-batch manner during inference. While label distributions often exhibit imbalances in real-world scenarios, most previous TTA approaches…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Sunghyun Park , Seunghan Yang , Jaegul Choo , Sungrack Yun

Imbalanced regression occurs when continuous target variables have skewed distributions, creating sparse regions that are difficult for machine learning models to predict accurately. This issue particularly affects neural networks, which…

机器学习 · 计算机科学 2025-04-22 Shayan Alahyari , Mike Domaratzki

The objective of unsupervised domain adaptation is to leverage features from a labeled source domain and learn a classifier for an unlabeled target domain, with a similar but different data distribution. Most deep learning approaches to…

计算机视觉与模式识别 · 计算机科学 2018-04-19 Pedro O. Pinheiro