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Related papers: Towards Grouping in Large Scenes with Occlusion-aw…

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Autonomous vehicles must reason about spatial occlusions in urban environments to ensure safety without being overly cautious. Prior work explored occlusion inference from observed social behaviors of road agents, hence treating people as…

Robotics · Computer Science 2022-03-04 Masha Itkina , Ye-Ji Mun , Katherine Driggs-Campbell , Mykel J. Kochenderfer

Detecting and recognizing human action in videos with crowded scenes is a challenging problem due to the complex environment and diversity events. Prior works always fail to deal with this problem in two aspects: (1) lacking utilizing…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Li Yuan , Yichen Zhou , Shuning Chang , Ziyuan Huang , Yunpeng Chen , Xuecheng Nie , Tao Wang , Jiashi Feng , Shuicheng Yan

In this work, we focus on outdoor lighting estimation by aggregating individual noisy estimates from images, exploiting the rich image information from wide-angle cameras and/or temporal image sequences. Photographs inherently encode…

Computer Vision and Pattern Recognition · Computer Science 2022-02-21 Haebom Lee , Christian Homeyer , Robert Herzog , Jan Rexilius , Carsten Rother

3D reconstruction of dynamic crowds in large scenes has become increasingly important for applications such as city surveillance and crowd analysis. However, current works attempt to reconstruct 3D crowds from a static image, causing a lack…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Hao Wen , Hongbo Kang , Jian Ma , Jing Huang , Yuanwang Yang , Haozhe Lin , Yu-Kun Lai , Kun Li

Recently, occluded person re-identification(Re-ID) remains a challenging task that people are frequently obscured by other people or obstacles, especially in a crowd massing situation. In this paper, we propose a self-supervised deep…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Mi Zhou , Hongye Liu , Zhekun Lv , Wei Hong , Xiai Chen

This paper addresses fully automated multi-person tracking in complex environments with challenging occlusion and extensive pose variations. Our solution combines multiple detectors for a set of different regions of interest (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2015-12-21 Andy J Ma , Pong C Yuen , Suchi Saria

Pedestrian detection is a critical task in autonomous driving, aimed at enhancing safety and reducing risks on the road. Over recent years, significant advancements have been made in improving detection performance. However, these…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Melo Castillo Angie Nataly , Martin Serrano Sergio , Salinas Carlota , Sotelo Miguel Angel

It is common for CCTV operators to overlook inter- esting events taking place within the crowd due to large number of people in the crowded scene (i.e. marathon, rally). Thus, there is a dire need to automate the detection of salient crowd…

Computer Vision and Pattern Recognition · Computer Science 2014-10-15 Mei Kuan Lim , Ven Jyn Kok , Chen Change Loy , Chee Seng Chan

We present Flex, an efficient and effective scene encoder that addresses the computational bottleneck of processing high-volume multi-camera data in end-to-end autonomous driving. Flex employs a small set of learnable scene tokens to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Jiawei Yang , Ziyu Chen , Yurong You , Yan Wang , Yiming Li , Yuxiao Chen , Boyi Li , Boris Ivanovic , Marco Pavone , Yue Wang

The goal of person search is to localize a target person from a gallery set of scene images, which is extremely challenging due to large scale variations, pose/viewpoint changes, and occlusions. In this paper, we propose the Cascade…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Rui Yu , Dawei Du , Rodney LaLonde , Daniel Davila , Christopher Funk , Anthony Hoogs , Brian Clipp

Navigating dynamic and unstructured environments poses significant challenges for autonomous robots, particularly due to the uncertainty introduced by occluded areas. Conventional sensing methods often fail to detect obstacles hidden behind…

Robotics · Computer Science 2024-12-31 Sithija Ranaraja

Studies on microscopic pedestrian requires large amounts of trajectory data from real-world pedestrian crowds. Such data collection, if done manually, needs tremendous effort and is very time consuming. Though many studies have asserted the…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 Saman Saadat , Kardi Teknomo

Occluded traffic agents pose a significant challenge for autonomous vehicles, as hidden pedestrians or vehicles can appear unexpectedly, yet this problem remains understudied. Existing learning-based methods, while capable of inferring the…

Robotics · Computer Science 2026-01-30 Anna Rothenhäusler , Markus Mazzola , Andreas Look , Raghu Rajan , Joschka Bödecker

This paper presents two novel approaches for people counting in crowded and open environments that combine the information gathered by multiple views. Multiple camera are used to expand the field of view as well as to mitigate the problem…

Computer Vision and Pattern Recognition · Computer Science 2017-05-09 Fabio Dittrich , Luiz E. S. de Oliveira , Alceu S. Britto , Alessandro L. Koerich

Pedestrian detection is a critical task in robot perception. Multispectral modalities (visible light and thermal) can boost pedestrian detection performance by providing complementary visual information. Several gaps remain with…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Asiegbu Miracle Kanu-Asiegbu , Nitin Jotwani , Xiaoxiao Du

People's looking at each other or mutual gaze is ubiquitous in our daily interactions, and detecting mutual gaze is of great significance for understanding human social scenes. Current mutual gaze detection methods focus on two-stage…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Hang Guo , Zhengxi Hu , Jingtai Liu

Multi-view crowd tracking estimates each person's tracking trajectories on the ground of the scene. Recent research works mainly rely on CNNs-based multi-view crowd tracking architectures, and most of them are evaluated and compared on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Qi Zhang , Jixuan Chen , Kaiyi Zhang , Xinquan Yu , Antoni B. Chan , Hui Huang

Tracking a time-varying indefinite number of objects in a video sequence over time remains a challenge despite recent advances in the field. Most existing approaches are not able to properly handle multi-object tracking challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Tianyu Zhu , Markus Hiller , Mahsa Ehsanpour , Rongkai Ma , Tom Drummond , Ian Reid , Hamid Rezatofighi

Crowd scene analysis receives growing attention due to its wide applications. Grasping the accurate crowd location (rather than merely crowd count) is important for spatially identifying high-risk regions in congested scenes. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Yao Xue , Siming Liu , Yonghui Li , Xueming Qian

Pedestrian detection in crowded scenes is a challenging problem since the pedestrians often gather together and occlude each other. In this paper, we propose a new occlusion-aware R-CNN (OR-CNN) to improve the detection accuracy in the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Shifeng Zhang , Longyin Wen , Xiao Bian , Zhen Lei , Stan Z. Li