English
Related papers

Related papers: Reusing the Task-specific Classifier as a Discrimi…

200 papers

We propose a method for unsupervised domain adaptation that trains a shared embedding to align the joint distributions of inputs (domain) and outputs (classes), making any classifier agnostic to the domain. Joint alignment ensures that not…

Machine Learning · Computer Science 2019-05-28 Safa Cicek , Stefano Soatto

The study of oracle characters plays an important role in Chinese archaeology and philology. However, the difficulty of collecting and annotating real-world scanned oracle characters hinders the development of oracle character recognition.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Mei Wang , Weihong Deng , Jiani Hu , Sen Su

Deep Neural Networks (DNNs) have recently achieved great success in many tasks, which encourages DNNs to be widely used as a machine learning service in model sharing scenarios. However, attackers can easily generate adversarial examples…

Machine Learning · Computer Science 2019-07-17 Xiaowei Zhou , Ivor W. Tsang , Jie Yin

While huge volumes of unlabeled data are generated and made available in many domains, the demand for automated understanding of visual data is higher than ever before. Most existing machine learning models typically rely on massive amounts…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Youshan Zhang

In this paper, we study the problem of unsupervised domain adaptation that aims at obtaining a prediction model for the target domain using labeled data from the source domain and unlabeled data from the target domain. There exists an array…

Machine Learning · Computer Science 2020-02-20 Hai H. Tran , Sumyeong Ahn , Taeyoung Lee , Yung Yi

Batch normalization (BN) is widely used in modern deep neural networks, which has been shown to represent the domain-related knowledge, and thus is ineffective for cross-domain tasks like unsupervised domain adaptation (UDA). Existing BN…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Zhiyong Huang , Kekai Sheng , Ke Li , Jian Liang , Taiping Yao , Weiming Dong , Dengwen Zhou , Xing Sun

The divergence between labeled training data and unlabeled testing data is a significant challenge for recent deep learning models. Unsupervised domain adaptation (UDA) attempts to solve such a problem. Recent works show that self-training…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Ke Mei , Chuang Zhu , Jiaqi Zou , Shanghang Zhang

Current state-of-the-art object detectors can have significant performance drop when deployed in the wild due to domain gaps with training data. Unsupervised Domain Adaptation (UDA) is a promising approach to adapt models for new…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Fuxun Yu , Di Wang , Yinpeng Chen , Nikolaos Karianakis , Tong Shen , Pei Yu , Dimitrios Lymberopoulos , Sidi Lu , Weisong Shi , Xiang Chen

Unsupervised domain adaptation (UDA) aims at inferring class labels for unlabeled target domain given a related labeled source dataset. Intuitively, a model trained on source domain normally produces higher uncertainties for unseen data. In…

Machine Learning · Computer Science 2019-07-26 Ligong Han , Yang Zou , Ruijiang Gao , Lezi Wang , Dimitris Metaxas

Domain adaptation aims to learn a transferable model to bridge the domain shift between one labeled source domain and another sparsely labeled or unlabeled target domain. Since the labeled data may be collected from multiple sources,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Sicheng Zhao , Bo Li , Xiangyu Yue , Pengfei Xu , Kurt Keutzer

Most modern unsupervised domain adaptation (UDA) approaches are rooted in domain alignment, i.e., learning to align source and target features to learn a target domain classifier using source labels. In semi-supervised domain adaptation…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Samarth Mishra , Kate Saenko , Venkatesh Saligrama

Traditional machine learning assumes that training and test sets are derived from the same distribution; however, this assumption does not always hold in practical applications. This distribution disparity can lead to severe performance…

Machine Learning · Computer Science 2025-02-18 Ahmad Chaddad , Yihang Wu , Yuchen Jiang , Ahmed Bouridane , Christian Desrosiers

Pseudo-labeling is a cornerstone of Unsupervised Domain Adaptation (UDA), yet the scarcity of High-Confidence Pseudo-Labeled Target Domain Samples (\textbf{hcpl-tds}) often leads to inaccurate cross-domain statistical alignment, causing DA…

Machine Learning · Computer Science 2025-05-13 Lingkun Luo , Shiqiang Hu , Liming Chen

In Natural Language Processing (NLP), pretrained language models (LMs) that are transferred to downstream tasks have been recently shown to achieve state-of-the-art results. However, standard fine-tuning can degrade the general-domain…

Machine Learning · Computer Science 2020-10-07 Giorgos Vernikos , Katerina Margatina , Alexandra Chronopoulou , Ion Androutsopoulos

Point cloud classification is a popular task in 3D vision. However, previous works, usually assume that point clouds at test time are obtained with the same procedure or sensor as those at training time. Unsupervised Domain Adaptation (UDA)…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Adriano Cardace , Riccardo Spezialetti , Pierluigi Zama Ramirez , Samuele Salti , Luigi Di Stefano

We address the problem of universal domain adaptation (UDA) in ordinal regression (OR), which attempts to solve classification problems in which labels are not independent, but follow a natural order. We show that the UDA techniques…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Boris Chidlovskii , Assem Sadek , Christian Wolf

Generative modeling has been the dominant approach for large-scale pretraining and zero-shot generalization. In this work, we challenge this convention by showing that discriminative approaches perform substantially better than generative…

Computation and Language · Computer Science 2023-06-07 Haike Xu , Zongyu Lin , Jing Zhou , Yanan Zheng , Zhilin Yang

Due to the scarcity of dense pixel-level semantic annotations for images recorded in adverse visual conditions, there has been a keen interest in unsupervised domain adaptation (UDA) for the semantic segmentation of such images. UDA adapts…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 David Bruggemann , Christos Sakaridis , Prune Truong , Luc Van Gool

It is well-known that deep neural networks (DNNs) are susceptible to adversarial attacks, exposing a severe fragility of deep learning systems. As the result, adversarial training (AT) method, by incorporating adversarial examples during…

Machine Learning · Computer Science 2022-03-01 Tuan Anh Bui , Trung Le , Quan Tran , He Zhao , Dinh Phung

Graph Domain Adaptation (GDA) transfers knowledge from labeled source graphs to unlabeled target graphs but is challenged by complex, multi-faceted distributional shifts. Existing methods attempt to reduce distributional shifts by aligning…

Machine Learning · Computer Science 2026-03-19 Wei Chen , Xingyu Guo , Shuang Li , Zhao Zhang , Yan Zhong , Fuzhen Zhuang , Deqing wang