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Generalisation of deep neural networks becomes vulnerable when distribution shifts are encountered between train (source) and test (target) domain data. Few-shot domain adaptation mitigates this issue by adapting deep neural networks…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Youssef Dawoud , Gustavo Carneiro , Vasileios Belagiannis

Most existing multi-source domain adaptation (MSDA) methods minimize the distance between multiple source-target domain pairs via feature distribution alignment, an approach borrowed from the single source setting. However, with diverse…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Zhongying Deng , Kaiyang Zhou , Yongxin Yang , Tao Xiang

Most research on domain adaptation has focused on the purely unsupervised setting, where no labeled examples in the target domain are available. However, in many real-world scenarios, a small amount of labeled target data is available and…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Yu Zhang , Gongbo Liang , Nathan Jacobs

3D object detection is crucial for applications like autonomous driving and robotics. However, in real-world environments, variations in sensor data distribution due to sensor upgrades, weather changes, and geographic differences can…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yecheol Kim , Junho Lee , Changsoo Park , Hyoung won Kim , Inho Lim , Christopher Chang , Jun Won Choi

Few-shot Test-Time Domain Adaptation focuses on adapting a model at test time to a specific domain using only a few unlabeled examples, addressing domain shift. Prior methods leverage CLIP's strong out-of-distribution (OOD) abilities by…

机器学习 · 计算机科学 2025-06-24 Zhixiang Chi , Li Gu , Huan Liu , Ziqiang Wang , Yanan Wu , Yang Wang , Konstantinos N Plataniotis

Unsupervised Domain Adaptation (UDA) aims at classifying unlabeled target images leveraging source labeled ones. In this work, we consider the Partial Domain Adaptation (PDA) variant, where we have extra source classes not present in the…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Tiago Salvador , Kilian Fatras , Ioannis Mitliagkas , Adam Oberman

Semi-Supervised Domain Adaptation (SSDA) leverages knowledge from a fully labeled source domain to classify data in a partially labeled target domain. Due to the limited number of labeled samples in the target domain, there can be intrinsic…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Yuting Hong , Li Dong , Xiaojie Qiu , Hui Xiao , Baochen Yao , Siming Zheng , Chengbin Peng

Domain adaptation (DA) addresses the real-world image classification problem of discrepancy between training (source) and testing (target) data distributions. We propose an unsupervised DA method that considers the presence of only…

计算机视觉与模式识别 · 计算机科学 2018-12-03 Debasmit Das , C. S. George Lee

Domain adaptation addresses the challenge of model performance degradation caused by domain gaps. In the typical setup for unsupervised domain adaptation, labeled data from a source domain and unlabeled data from a target domain are used to…

计算机视觉与模式识别 · 计算机科学 2025-05-16 Siqi Yin , Shaolei Liu , Manning Wang

Domain adaptation (DA) is a technique that transfers predictive models trained on a labeled source domain to an unlabeled target domain, with the core difficulty of resolving distributional shift between domains. Currently, most popular DA…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Bo Li , Yezhen Wang , Tong Che , Shanghang Zhang , Sicheng Zhao , Pengfei Xu , Wei Zhou , Yoshua Bengio , Kurt Keutzer

In real-world action recognition systems, incorporating more attributes helps achieve a more comprehensive understanding of human behavior. However, using a single model to simultaneously recognize multiple attributes can lead to a decrease…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Juefeng Xiao , Tianqi Xiang , Zhigang Tu

Adversarial discriminative domain adaptation (ADDA) is an efficient framework for unsupervised domain adaptation in image classification, where the source and target domains are assumed to have the same classes, but no labels are available…

计算机视觉与模式识别 · 计算机科学 2019-11-12 Aaron Chadha , Yiannis Andreopoulos

Existing works in few-shot action recognition mostly fine-tune a pre-trained image model and design sophisticated temporal alignment modules at feature level. However, simply fully fine-tuning the pre-trained model could cause overfitting…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Congqi Cao , Yueran Zhang , Yating Yu , Qinyi Lv , Lingtong Min , Yanning Zhang

Segmenting images is critical for visual understanding but demands extensive pixel-level annotations. Foundational models have enabled new paradigms for predicting new classes guided by textual prompts, without annotations from the target…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Gabriele Rosi , Fabio Cermelli , Carlo Masone , Barbara Caputo

Few-shot graph anomaly detection (GAD) has recently garnered increasing attention, which aims to discern anomalous patterns among abundant unlabeled test nodes under the guidance of a limited number of labeled training nodes. Existing…

机器学习 · 计算机科学 2024-10-14 Jiazhen Chen , Sichao Fu , Zhibin Zhang , Zheng Ma , Mingbin Feng , Tony S. Wirjanto , Qinmu Peng

Despite excellent progress has been made, the performance on action recognition still heavily relies on specific datasets, which are difficult to extend new action classes due to labor-intensive labeling. Moreover, the high diversity in…

计算机视觉与模式识别 · 计算机科学 2020-11-18 Xiaoyuan Ni , Sizhe Song , Yu-Wing Tai , Chi-Keung Tang

Deep Learning has greatly advanced the performance of semantic segmentation, however, its success relies on the availability of large amounts of annotated data for training. Hence, many efforts have been devoted to domain adaptive semantic…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Zhengeng Yang , Hongshan Yu , Wei Sun , Li-Cheng , Ajmal Mian

Unsupervised domain adaptation (uDA) models focus on pairwise adaptation settings where there is a single, labeled, source and a single target domain. However, in many real-world settings one seeks to adapt to multiple, but somewhat…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Behnam Gholami , Pritish Sahu , Ognjen Rudovic , Konstantinos Bousmalis , Vladimir Pavlovic

To recognize the unseen classes with only few samples, few-shot learning (FSL) uses prior knowledge learned from the seen classes. A major challenge for FSL is that the distribution of the unseen classes is different from that of those…

机器学习 · 计算机科学 2020-07-28 Jiechao Guan , Zhiwu Lu , Tao Xiang , Ji-Rong Wen

Domain adaptation refers to the problem of leveraging labeled data in a source domain to learn an accurate model in a target domain where labels are scarce or unavailable. A recent approach for finding a common representation of the two…

机器学习 · 统计学 2018-03-20 Rui Shu , Hung H. Bui , Hirokazu Narui , Stefano Ermon