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Related papers: Understanding the Domain Gap in LiDAR Object Detec…

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Annotating large scale datasets to train modern convolutional neural networks is prohibitively expensive and time-consuming for many real tasks. One alternative is to train the model on labeled synthetic datasets and apply it in the real…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Yuhu Shan , Wen Feng Lu , Chee Meng Chew

Performance on benchmark datasets has drastically improved with advances in deep learning. Still, cross-dataset generalization performance remains relatively low due to the domain shift that can occur between two different datasets. This…

Computer Vision and Pattern Recognition · Computer Science 2019-01-08 Alexandra Carlson , Katherine A. Skinner , Ram Vasudevan , Matthew Johnson-Roberson

Understanding the surrounding environment is fundamental in autonomous driving and robotic perception. Distinguishing between known classes and previously unseen objects is crucial in real-world environments, as done in Anomaly…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Simone Mosco , Daniel Fusaro , Alberto Pretto

Typically, object detection methods for autonomous driving that rely on supervised learning make the assumption of a consistent feature distribution between the training and testing data, this such assumption may fail in different weather…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Jinlong Li , Runsheng Xu , Xinyu Liu , Jin Ma , Baolu Li , Qin Zou , Jiaqi Ma , Hongkai Yu

In real applications, object detectors based on deep networks still face challenges of the large domain gap between the labeled training data and unlabeled testing data. To reduce the gap, recent techniques are proposed by aligning the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Sanli Tang , Zhanzhan Cheng , Shiliang Pu , Dashan Guo , Yi Niu , Fei Wu

We address the issue of domain gap when making use of synthetic data to train a scene-specific object detector and pose estimator. While previous works have shown that the constraints of learning a scene-specific model can be leveraged to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Rawal Khirodkar , Donghyun Yoo , Kris M. Kitani

Unsupervised domain adaptation aims to leverage labeled data from a source domain to learn a classifier for an unlabeled target domain. Among its many variants, open set domain adaptation (OSDA) is perhaps the most challenging, as it…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Dongliang Chang , Aneeshan Sain , Zhanyu Ma , Yi-Zhe Song , Jun Guo

Although deep convolutional networks have achieved great performance in face recognition tasks, the challenge of domain discrepancy still exists in real world applications. Lack of domain coverage of training data (source domain) makes the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Chun-Hsien Lin , Bing-Fei Wu

Leveraging datasets available to learn a model with high generalization ability to unseen domains is important for computer vision, especially when the unseen domain's annotated data are unavailable. We study a novel and practical problem…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Yang Shu , Zhangjie Cao , Chenyu Wang , Jianmin Wang , Mingsheng Long

Estimating and understanding the surroundings of the vehicle precisely forms the basic and crucial step for the autonomous vehicle. The perception system plays a significant role in providing an accurate interpretation of a vehicle's…

Computer Vision and Pattern Recognition · Computer Science 2022-03-16 Sreenivasa Hikkal Venugopala

Domain gaps of sensor modalities pose a challenge for the design of autonomous robots. Taking a step towards closing this gap, we propose two unsupervised training frameworks for finding a common representation of LiDAR and camera data. The…

Computer Vision and Pattern Recognition · Computer Science 2020-01-06 Andreas Bühler , Niclas Vödisch , Mathias Bürki , Lukas Schaupp

Over the last decade, robotic perception algorithms have significantly benefited from the rapid advances in deep learning (DL). Indeed, a significant amount of the autonomy stack of different commercial and research platforms relies on DL…

Robotics · Computer Science 2022-03-09 Yu Xianjia , Sahar Salimpour , Jorge Peña Queralta , Tomi Westerlund

The current generation of deep neural networks has achieved close-to-human results on "closed-set" image recognition; that is, the classes being evaluated overlap with the training classes. Many recent methods attempt to address the…

Image and Video Processing · Electrical Eng. & Systems 2021-10-22 Zongyuan Ge , Xin Wang

Owing to the typical long-tail data distribution issues, simulating domain-gap-free synthetic data is crucial in robotics, photogrammetry, and computer vision research. The fundamental challenge pertains to credibly measuring the difference…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Nguyen Duc , Yan-Ling Lai , Patrick Madlindl , Xinyuan Zhu , Benedikt Schwab , Olaf Wysocki , Ludwig Hoegner , Thomas H. Kolbe

LiDAR point clouds collected from a moving vehicle are functions of its trajectories, because the sensor motion needs to be compensated to avoid distortions. When autonomous vehicles are sending LiDAR point clouds to deep networks for…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Yiming Li , Congcong Wen , Felix Juefei-Xu , Chen Feng

For autonomous driving, an essential task is to detect surrounding objects accurately. To this end, most existing systems use optical devices, including cameras and light detection and ranging (LiDAR) sensors, to collect environment data in…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Jindi Zhang , Yifan Zhang , Kejie Lu , Jianping Wang , Kui Wu , Xiaohua Jia , Bin Liu

Cameras and LiDARs are both important sensors for autonomous driving, playing critical roles in 3D object detection. Camera-LiDAR Fusion has been a prevalent solution for robust and accurate driving perception. In contrast to the vast…

Robotics · Computer Science 2024-03-05 Ye Li , Hanjiang Hu , Zuxin Liu , Xiaohao Xu , Xiaonan Huang , Ding Zhao

LiDAR datasets for autonomous driving exhibit biases in properties such as point cloud density, range, and object dimensions. As a result, object detection networks trained and evaluated in different environments often experience…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Deepti Hegde , Suhas Lohit , Kuan-Chuan Peng , Michael J. Jones , Vishal M. Patel

For 3D perception systems to operate reliably in real-world environments, they must remain robust to evolving sensor characteristics and changes in object taxonomies. However, existing adaptive learning paradigms struggle in LiDAR settings…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Subeen Lee , Siyeong Lee , Namil Kim , Jaesik Choi

Applying an object detector, which is neither trained nor fine-tuned on data close to the final application, often leads to a substantial performance drop. In order to overcome this problem, it is necessary to consider a shift between…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Alexey Abramov , Christopher Bayer , Claudio Heller