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Collecting well-annotated image datasets to train modern machine learning algorithms is prohibitively expensive for many tasks. One appealing alternative is rendering synthetic data where ground-truth annotations are generated…

Computer Vision and Pattern Recognition · Computer Science 2017-08-24 Konstantinos Bousmalis , Nathan Silberman , David Dohan , Dumitru Erhan , Dilip Krishnan

Different camera sensors have different noise patterns, and thus an image denoising model trained on one sensor often does not generalize well to a different sensor. One plausible solution is to collect a large dataset for each sensor for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Zian Qian , Chenyang Qi , Ka Lung Law , Hao Fu , Chenyang Lei , Qifeng Chen

We present a novel 3D pose refinement approach based on differentiable rendering for objects of arbitrary categories in the wild. In contrast to previous methods, we make two main contributions: First, instead of comparing real-world images…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Alexander Grabner , Yaming Wang , Peizhao Zhang , Peihong Guo , Tong Xiao , Peter Vajda , Peter M. Roth , Vincent Lepetit

Unsupervised domain adaptation for object detection addresses the adaption of detectors trained in a source domain to work accurately in an unseen target domain. Recently, methods approaching the alignment of the intermediate features…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Vinicius F. Arruda , Rodrigo F. Berriel , Thiago M. Paixão , Claudine Badue , Alberto F. De Souza , Nicu Sebe , Thiago Oliveira-Santos

Domain-invariant representation learning is a powerful method for domain generalization. Previous approaches face challenges such as high computational demands, training instability, and limited effectiveness with high-dimensional data,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Yuheng Xu , Taiping Zhang

Pedestrian motion, due to its causal nature, is strongly influenced by domain gaps arising from discrepancies between training and testing data distributions. Focusing on 3D human pose estimation, this work presents a controllable human…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Xinhao Hu , Yiyi Zhang , Liqing Zhang , Jianfu Zhang

Low-visibility scenarios, such as low-light conditions, pose significant challenges to human pose estimation due to the scarcity of annotated low-light datasets and the loss of visual information under poor illumination. Recent domain…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Haopeng Chen , Yihao Ai , Kabeen Kim , Robby T. Tan , Yixin Chen , Bo Wang

Recent contributions have demonstrated that it is possible to recognize the pose of humans densely and accurately given a large dataset of poses annotated in detail. In principle, the same approach could be extended to any animal class, but…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Artsiom Sanakoyeu , Vasil Khalidov , Maureen S. McCarthy , Andrea Vedaldi , Natalia Neverova

Category-level articulated object pose estimation focuses on the pose estimation of unknown articulated objects within known categories. Despite its significance, this task remains challenging due to the varying shapes and poses of objects,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Yuchen Che , Ryo Furukawa , Asako Kanezaki

We tackle the problem of visual localization under changing conditions, such as time of day, weather, and seasons. Recent learned local features based on deep neural networks have shown superior performance over classical hand-crafted local…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Sungyong Baik , Hyo Jin Kim , Tianwei Shen , Eddy Ilg , Kyoung Mu Lee , Chris Sweeney

Learning deep neural networks that are generalizable across different domains remains a challenge due to the problem of domain shift. Unsupervised domain adaptation is a promising avenue which transfers knowledge from a source domain to a…

Machine Learning · Computer Science 2020-08-20 Qingjie Meng , Daniel Rueckert , Bernhard Kainz

Unsupervised domain adaptation aims to generalize the supervised model trained on a source domain to an unlabeled target domain. Marginal distribution alignment of feature spaces is widely used to reduce the domain discrepancy between the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Pengfei Ge , Chuan-Xian Ren , Dao-Qing Dai , Hong Yan

Domain shift is a major challenge for object detectors to generalize well to real world applications. Emerging techniques of domain adaptation for two-stage detectors help to tackle this problem. However, two-stage detectors are not the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Shizhao Zhang , Hongya Tuo , Jian Hu , Zhongliang Jing

We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

The ability to perceive 3D human bodies from a single image has a multitude of applications ranging from entertainment and robotics to neuroscience and healthcare. A fundamental challenge in human mesh recovery is in collecting the ground…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Zhenzhen Weng , Kuan-Chieh Wang , Angjoo Kanazawa , Serena Yeung

This work proposes a novel pose estimation model for object categories that can be effectively transferred to previously unseen environments. The deep convolutional network models (CNN) for pose estimation are typically trained and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Negar Nejatishahidin , Pooya Fayyazsanavi , Jana Kosecka

Many methods have been proposed to solve the domain adaptation problem recently. However, the success of them implicitly funds on the assumption that the information of domains are fully transferrable. If the assumption is not satisfied,…

Computer Vision and Pattern Recognition · Computer Science 2018-07-10 Hoang Tran Vu , Ching-Chun Huang

Unsupervised domain adaptation aims to learn a model of classifier for unlabeled samples on the target domain, given training data of labeled samples on the source domain. Impressive progress is made recently by learning invariant features…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Yabin Zhang , Hui Tang , Kui Jia , Mingkui Tan

Deep neural networks, trained with large amount of labeled data, can fail to generalize well when tested with examples from a \emph{target domain} whose distribution differs from the training data distribution, referred as the \emph{source…

We address the issue of having a limited number of annotations for stance classification in a new domain, by adapting out-of-domain classifiers with domain adaptation. Existing approaches often align different domains in a single, global…

Computation and Language · Computer Science 2020-03-17 Chang Xu , Cecile Paris , Surya Nepal , Ross Sparks , Chong Long , Yafang Wang