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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…

计算机视觉与模式识别 · 计算机科学 2014-10-15 Mei Kuan Lim , Ven Jyn Kok , Chen Change Loy , Chee Seng Chan

Accurately detecting and tracking pedestrians in 3D space is challenging due to large variations in rotations, poses and scales. The situation becomes even worse for dense crowds with severe occlusions. However, existing benchmarks either…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Peishan Cong , Xinge Zhu , Feng Qiao , Yiming Ren , Xidong Peng , Yuenan Hou , Lan Xu , Ruigang Yang , Dinesh Manocha , Yuexin Ma

In recent years, vision-based crowd analysis has been studied extensively due to its practical applications in real world. In this paper, we formulate a novel crowd analysis problem, in which we aim to predict the crowd distribution in the…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Yuzhen Niu , Weifeng Shi , Wenxi Liu , Shengfeng He , Jia Pan , Antoni B. Chan

Our work proposes a novel deep learning framework for estimating crowd density from static images of highly dense crowds. We use a combination of deep and shallow, fully convolutional networks to predict the density map for a given crowd…

计算机视觉与模式识别 · 计算机科学 2016-08-23 Lokesh Boominathan , Srinivas S S Kruthiventi , R. Venkatesh Babu

Computer Vision has played a major role in Intelligent Transportation Systems (ITS) and traffic surveillance. Along with the rapidly growing automated vehicles and crowded cities, the automated and advanced traffic management systems (ATMS)…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Mahdi Rezaei , Mohsen Azarmi , Farzam Mohammad Pour Mir

Human crowds exhibit a wide range of interesting patterns, and measuring them is of great interest in areas ranging from psychology and social science to civil engineering. While \textit{in situ} measurements of human crowd patterns require…

适应与自组织系统 · 物理学 2023-12-29 Zexu Li , Lei Fang

Crowd simulation is a central topic in several fields including graphics. To achieve high-fidelity simulations, data has been increasingly relied upon for analysis and simulation guidance. However, the information in real-world data is…

图形学 · 计算机科学 2020-04-30 Feixiang He , Yuanhang Xiang , Xi Zhao , He Wang

The rapid development in visual crowd analysis shows a trend to count people by positioning or even detecting, rather than simply summing a density map. It also enlightens us back to the essence of the field, detection to count, which can…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Qi wang , Tao Han , Junyu Gao , Yuan Yuan , Xuelong Li

The metro system is playing an increasingly important role in the urban public transit network, transferring a massive human flow across space everyday in the city. In recent years, extensive research studies have been conducted to improve…

机器学习 · 计算机科学 2020-09-08 Xiancai Tian , Chen Zhang , Baihua Zheng

Automatic people counting from images has recently drawn attention for urban monitoring in modern Smart Cities due to the ubiquity of surveillance camera networks. Current computer vision techniques rely on deep learning-based algorithms…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Marco Avvenuti , Marco Bongiovanni , Luca Ciampi , Fabrizio Falchi , Claudio Gennaro , Nicola Messina

Human detection has witnessed impressive progress in recent years. However, the occlusion issue of detecting human in highly crowded environments is far from solved. To make matters worse, crowd scenarios are still under-represented in…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Shuai Shao , Zijian Zhao , Boxun Li , Tete Xiao , Gang Yu , Xiangyu Zhang , Jian Sun

The automatic detection of pedestrian heads in crowded environments is essential for crowd analysis and management tasks, particularly in high-risk settings such as railway platforms and event entrances. These environments, characterized by…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Mohamad Abubaker , Zubayda Alsadder , Hamed Abdelhaq , Maik Boltes , Ahmed Alia

The growth of the number of people in the monitoring scene may increase the probability of security threat, which makes crowd counting more and more important. Most of the existing approaches estimate the number of pedestrians within one…

计算机视觉与模式识别 · 计算机科学 2017-12-18 Liqing Gao , Yanzhang Wang , Xin Ye , Jian Wang

Multidisciplinary research, in conjunction with artificial intelligence (AI), the Internet of Things (IoT), Blockchain and Big Data analysis, has lowered barriers and made companies more productive, in other words, the joint work of these…

计算机与社会 · 计算机科学 2024-10-18 Luis Chirinos-Apaza

Crowd monitoring and analysis in mass events are highly important technologies to support the security of attending persons. Proposed methods based on terrestrial or airborne image/video data often fail in achieving sufficiently accurate…

计算机视觉与模式识别 · 计算机科学 2013-04-24 Roland Perko , Thomas Schnabel , Gerald Fritz , Alexander Almer , Lucas Paletta

Aiming at the metro video surveillance system has not been able to effectively solve the metro crowd density estimation problem, a Metro Crowd density estimation Network (called MCNet) is proposed to automatically classify crowd density…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Qiang Guo , Rubo Zhang , Di Zhao

Vision-based automatic counting of people has widespread applications in intelligent transportation systems, security, and logistics. However, there is currently no large-scale public dataset for benchmarking approaches on this problem.…

计算机视觉与模式识别 · 计算机科学 2018-10-30 ShiJie Sun , Naveed Akhtar , HuanSheng Song , ChaoYang Zhang , JianXin Li , Ajmal Mian

Citywide crowd flow analytics is of great importance to smart city efforts. It aims to model the crowd flow (e.g., inflow and outflow) of each region in a city based on historical observations. Nowadays, Convolutional Neural Networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Yuxuan Liang , Kun Ouyang , Yiwei Wang , Ye Liu , Junbo Zhang , Yu Zheng , David S. Rosenblum

Multi-view crowd counting has been previously proposed to utilize multi-cameras to extend the field-of-view of a single camera, capturing more people in the scene, and improve counting performance for occluded people or those in low…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Qi Zhang , Wei Lin , Antoni B. Chan

Crowd counting is one of the core tasks in various surveillance applications. A practical system involves estimating accurate head counts in dynamic scenarios under different lightning, camera perspective and occlusion states. Previous…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Li Wang , Weiyuan Shao , Yao Lu , Hao Ye , Jian Pu , Yingbin Zheng