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3D object detection is a central task for applications such as autonomous driving, in which the system needs to localize and classify surrounding traffic agents, even in the presence of adverse weather. In this paper, we address the problem…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Martin Hahner , Christos Sakaridis , Mario Bijelic , Felix Heide , Fisher Yu , Dengxin Dai , Luc Van Gool

The introduction of large, foundational models to computer vision has led to drastically improved performance on the task of semantic segmentation. However, these existing methods exhibit a large performance drop when testing on images…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Blake Gella , Howard Zhang , Rishi Upadhyay , Tiffany Chang , Matthew Waliman , Yunhao Ba , Alex Wong , Achuta Kadambi

With the growth of 3D sensing technology, deep learning system for 3D point clouds has become increasingly important, especially in applications like autonomous vehicles where safety is a primary concern. However, there are also growing…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Xinke Li , Junchi Lu , Henghui Ding , Changsheng Sun , Joey Tianyi Zhou , Chee Yeow Meng

Notwithstanding the prominent performance achieved in various applications, point cloud recognition models have often suffered from natural corruptions and adversarial perturbations. In this paper, we delve into boosting the general…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Qidong Huang , Xiaoyi Dong , Dongdong Chen , Hang Zhou , Weiming Zhang , Kui Zhang , Gang Hua , Nenghai Yu

Lidar-based object detectors are critical parts of the 3D perception pipeline in autonomous navigation systems such as self-driving cars. However, they are known to be sensitive to adverse weather conditions such as rain, snow and fog due…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Velat Kilic , Deepti Hegde , Vishwanath Sindagi , A. Brinton Cooper , Mark A. Foster , Vishal M. Patel

Accident anticipation is essential for proactive and safe autonomous driving, where even a brief advance warning can enable critical evasive actions. However, two key challenges hinder real-world deployment: (1) noisy or degraded sensory…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Xingcheng Liu , Bin Rao , Yanchen Guan , Chengyue Wang , Haicheng Liao , Jiaxun Zhang , Chengyu Lin , Meixin Zhu , Zhenning Li

Point cloud prediction is an important yet challenging task in the field of autonomous driving. The goal is to predict future point cloud sequences that maintain object structures while accurately representing their temporal motion. These…

Robotics · Computer Science 2024-02-01 Kaustab Pal , Aditya Sharma , Avinash Sharma , K. Madhava Krishna

Recent semantic segmentation models perform well under standard weather conditions and sufficient illumination but struggle with adverse weather conditions and nighttime. Collecting and annotating training data under these conditions is…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Abdulrahman Kerim , Felipe Chamone , Washington Ramos , Leandro Soriano Marcolino , Erickson R. Nascimento , Richard Jiang

Climate models (CM) are used to evaluate the impact of climate change on the risk of floods and strong precipitation events. However, these numerical simulators have difficulties representing precipitation events accurately, mainly due to…

Computational Engineering, Finance, and Science · Computer Science 2021-02-15 Rilwan Adewoyin , Peter Dueben , Peter Watson , Yulan He , Ritabrata Dutta

Despite substantial advances in network architecture performance, the susceptibility of adversarial attacks makes deep learning challenging to implement in safety-critical applications. This paper proposes a data-centric approach to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Sandhya Aneja , Nagender Aneja , Pg Emeroylariffion Abas , Abdul Ghani Naim

A robust and reliable semantic segmentation in adverse weather conditions is very important for autonomous cars, but most state-of-the-art approaches only achieve high accuracy rates in optimal weather conditions. The reason is that they…

Computer Vision and Pattern Recognition · Computer Science 2019-05-27 Andreas Pfeuffer , Klaus Dietmayer

LiDAR-based vision systems are integral for 3D object detection, which is crucial for autonomous navigation. However, they suffer from performance degradation in adverse weather conditions due to the quality deterioration of LiDAR point…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Xun Huang , Ziyu Xu , Hai Wu , Jinlong Wang , Qiming Xia , Yan Xia , Jonathan Li , Kyle Gao , Chenglu Wen , Cheng Wang

Adverse weather conditions are very challenging for autonomous driving because most of the state-of-the-art sensors stop working reliably under these conditions. In order to develop robust sensors and algorithms, tests with current sensors…

Image and Video Processing · Electrical Eng. & Systems 2019-12-09 Mario Bijelic , Tobias Gruber , Werner Ritter

Existing LiDAR semantic segmentation methods often struggle with performance declines in adverse weather conditions. Previous work has addressed this issue by simulating adverse weather or employing universal data augmentation during…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Junsung Park , Kyungmin Kim , Hyunjung Shim

Point cloud anomaly detection under the anomaly-free setting poses significant challenges as it requires accurately capturing the features of 3D normal data to identify deviations indicative of anomalies. Current efforts focus on devising…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Jianan Ye , Weiguang Zhao , Xi Yang , Guangliang Cheng , Kaizhu Huang

This study addresses the challenge of performing visual localization in demanding conditions such as night-time scenarios, adverse weather, and seasonal changes. While many prior studies have focused on improving image-matching performance…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Khang Truong Giang , Soohwan Song , Sungho Jo

In surveillance, monitoring and tactical reconnaissance, gathering the right visual information from a dynamic environment and accurately processing such data are essential ingredients to making informed decisions which determines the…

Computer Vision and Pattern Recognition · Computer Science 2016-04-18 Kin Gwn Lore , Adedotun Akintayo , Soumik Sarkar

Salient object detection (SOD) in complex environments remains a challenging research topic. Most existing methods perform well in natural scenes with negligible noise, and tend to leverage multi-modal information (e.g., depth and infrared)…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Quan Chen , Xiong Yang , Bolun Zheng , Rongfeng Lu , Xiaokai Yang , Qianyu Zhang , Yu Liu , Xiaofei Zhou

This work addresses the challenging task of LiDAR-based 3D object detection in foggy weather. Collecting and annotating data in such a scenario is very time, labor and cost intensive. In this paper, we tackle this problem by simulating…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Martin Hahner , Christos Sakaridis , Dengxin Dai , Luc Van Gool

Three-dimensional (3D) point clouds are becoming increasingly vital in applications such as autonomous driving, augmented reality, and immersive communication, demanding real-time processing and low latency. However, their large data…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Zhe Luo , Wenjing Jia , Stuart Perry