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Current supervised cross-domain image retrieval methods can achieve excellent performance. However, the cost of data collection and labeling imposes an intractable barrier to practical deployment in real applications. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Conghui Hu , Gim Hee Lee

This paper introduces a new method to solve the cross-domain recognition problem. Different from the traditional domain adaption methods which rely on a global domain shift for all classes between source and target domain, the proposed…

计算机视觉与模式识别 · 计算机科学 2015-09-08 Yuewei Lin , Jing Chen , Yu Cao , Youjie Zhou , Lingfeng Zhang , Yuan Yan Tang , Song Wang

Domain adaptation aims to leverage a label-rich domain (the source domain) to help model learning in a label-scarce domain (the target domain). Most domain adaptation methods require the co-existence of source and target domain samples to…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Jiayi Tian , Jing Zhang , Wen Li , Dong Xu

The performance of a machine learning model degrades when it is applied to data from a similar but different domain than the data it has initially been trained on. To mitigate this domain shift problem, domain adaptation (DA) techniques…

机器学习 · 计算机科学 2024-10-08 Felix Ott , David Rügamer , Lucas Heublein , Bernd Bischl , Christopher Mutschler

In this work, we propose to tackle the problem of domain generalization in the context of \textit{insufficient samples}. Instead of extracting latent feature embeddings based on deterministic models, we propose to learn a domain-invariant…

机器学习 · 计算机科学 2024-02-12 Kecheng Chen , Elena Gal , Hong Yan , Haoliang Li

The endeavor to preserve the generalization of a fair and invariant classifier across domains, especially in the presence of distribution shifts, becomes a significant and intricate challenge in machine learning. In response to this…

机器学习 · 计算机科学 2024-05-22 Chen Zhao , Kai Jiang , Xintao Wu , Haoliang Wang , Latifur Khan , Christan Grant , Feng Chen

We consider the optimization problem of minimizing an objective functional, which admits a variational form and is defined over probability distributions on the constrained domain, which poses challenges to both theoretical analysis and…

最优化与控制 · 数学 2023-07-11 Dai Hai Nguyen , Tetsuya Sakurai

State-of-the-art approaches to infer dense depth measurements from images rely on CNNs trained end-to-end on a vast amount of data. However, these approaches suffer a drastic drop in accuracy when dealing with environments much different in…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Alessio Tonioni , Matteo Poggi , Stefano Mattoccia , Luigi Di Stefano

Current domain adaptation methods under missingness shift are restricted to Missing At Random (MAR) missingness mechanisms. However, in many real-world examples, the MAR assumption may be too restrictive. When covariates are Missing Not At…

统计方法学 · 统计学 2025-04-02 Tyrel Stokes , Hyungrok Do , Saul Blecker , Rumi Chunara , Samrachana Adhikari

Domain generalization methods aim to learn models robust to domain shift with data from a limited number of source domains and without access to target domain samples during training. Popular domain alignment methods for domain…

机器学习 · 计算机科学 2022-06-17 Wenyu Zhang , Mohamed Ragab , Chuan-Sheng Foo

Unsupervised domain adaptation enables to alleviate the need for pixel-wise annotation in the semantic segmentation. One of the most common strategies is to translate images from the source domain to the target domain and then align their…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Jinyu Yang , Weizhi An , Sheng Wang , Xinliang Zhu , Chaochao Yan , Junzhou Huang

Domain generalization addresses domain shift in real-world applications. Most approaches adopt a domain angle, seeking invariant representation across domains by aligning their marginal distributions, irrespective of individual classes,…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Meng Cao , Songcan Chen

Robotic tasks such as manipulation with visual inputs require image features that capture the physical properties of the scene, e.g., the position and configuration of objects. Recently, it has been suggested to learn such features in an…

机器学习 · 计算机科学 2021-06-09 Carmel Rabinovitz , Niko Grupen , Aviv Tamar

Domain gaps between training data (source) and real-world environments (target) often degrade the performance of object detection models. Most existing methods aim to bridge this gap by aligning features across source and target domains but…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Onkar Krishna , Hiroki Ohashi

Existing unsupervised domain adaptation methods based on adversarial learning have achieved good performance in several medical imaging tasks. However, these methods focus only on global distribution adaptation and ignore distribution…

计算机视觉与模式识别 · 计算机科学 2022-07-11 Wei Feng , Lin Wang , Lie Ju , Xin Zhao , Xin Wang , Xiaoyu Shi , Zongyuan Ge

Leveraging synthetically rendered data offers great potential to improve monocular depth estimation and other geometric estimation tasks, but closing the synthetic-real domain gap is a non-trivial and important task. While much recent work…

计算机视觉与模式识别 · 计算机科学 2020-06-26 Yunhan Zhao , Shu Kong , Daeyun Shin , Charless Fowlkes

We focus on the problem of domain adaptation when the goal is shifting the model towards the target distribution, rather than learning domain invariant representations. It has been shown that under the following two assumptions: (a) access…

机器学习 · 计算机科学 2021-07-14 Samira Abnar , Rianne van den Berg , Golnaz Ghiasi , Mostafa Dehghani , Nal Kalchbrenner , Hanie Sedghi

Domain adaptation, which bridges the distributions across different modalities, plays a crucial role in multimodal medical image analysis. In endoscopic imaging, combining pre-operative data with intra-operative imaging is important for…

图像与视频处理 · 电气工程与系统科学 2025-07-16 Junyang Wu , Fangfang Xie , Jiayuan Sun , Yun Gu , Guang-Zhong Yang

Machine learning and computer vision methods are showing good performance in medical imagery analysis. Yetonly a few applications are now in clinical use and one of the reasons for that is poor transferability of themodels to data from…

图像与视频处理 · 电气工程与系统科学 2020-10-15 Ekaterina Kondrateva , Marina Pominova , Elena Popova , Maxim Sharaev , Alexander Bernstein , Evgeny Burnaev

Reliable uncertainty estimates are an important tool for helping autonomous agents or human decision makers understand and leverage predictive models. However, existing approaches to estimating uncertainty largely ignore the possibility of…

机器学习 · 计算机科学 2020-05-22 Sangdon Park , Osbert Bastani , James Weimer , Insup Lee