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This paper proposes a crowd counting method. Crowd counting is difficult because of large appearance changes of a target which caused by density and scale changes. Conventional crowd counting methods generally utilize one predictor (e,g.,…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Shohei Kumagai , Kazuhiro Hotta , Takio Kurita

Semi-supervised crowd counting is crucial for addressing the high annotation costs of densely populated scenes. Although several methods based on pseudo-labeling have been proposed, it remains challenging to effectively and accurately…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Maochen Yang , Zekun Li , Jian Zhang , Lei Qi , Yinghuan Shi

Crowd counting is a challenging problem due to the scene complexity and scale variation. Although deep learning has achieved great improvement in crowd counting, scene complexity affects the judgement of these methods and they usually…

计算机视觉与模式识别 · 计算机科学 2022-04-18 Jiwei Chen , Wen Su , Zengfu Wang

State-of-the-art multi-object tracking~(MOT) methods follow the tracking-by-detection paradigm, where object trajectories are obtained by associating per-frame outputs of object detectors. In crowded scenes, however, detectors often fail to…

计算机视觉与模式识别 · 计算机科学 2021-02-03 Weihong Ren , Xinchao Wang , Jiandong Tian , Yandong Tang , Antoni B. Chan

Crowd management is of paramount importance when it comes to preventing stampedes and saving lives, especially in a countries like China and India where the combined population is a third of the global population. Millions of people convene…

计算机视觉与模式识别 · 计算机科学 2019-04-01 Varun Kannadi Valloli , Kinal Mehta

The mainstream crowd counting methods regress density map and integrate it to obtain counting results. Since the density representation to one head accords to its adjacent distribution, it embeds the same category objects with variant…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Qi Wang , Juncheng Wang , Junyu Gao , Yuan Yuan , Xuelong Li

Understanding human visual attention and saliency is an integral part of vision research. In this context, there is an ever-present need for fresh and diverse benchmark datasets, particularly for insight into special use cases like crowded…

计算机视觉与模式识别 · 计算机科学 2019-10-10 Memoona Tahira , Sobas Mehboob , Anis U. Rahman , Omar Arif

Dense crowd counting aims to predict thousands of human instances from an image, by calculating integrals of a density map over image pixels. Existing approaches mainly suffer from the extreme density variances. Such density pattern shift…

计算机视觉与模式识别 · 计算机科学 2019-08-09 Chenfeng Xu , Kai Qiu , Jianlong Fu , Song Bai , Yongchao Xu , Xiang Bai

In this paper, we tackle the problem of Crowd Counting, and present a crowd density estimation based approach for obtaining the crowd count. Most of the existing crowd counting approaches rely on local features for estimating the crowd…

计算机视觉与模式识别 · 计算机科学 2019-04-08 Viresh Ranjan , Mubarak Shah , Minh Hoai Nguyen

In this paper, we describe our study on how humans allocate their attention during visual crowd counting. Using an eye tracker, we collect gaze behavior of human participants who are tasked with counting the number of people in crowd…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Raji Annadi , Yupei Chen , Viresh Ranjan , Dimitris Samaras , Gregory Zelinsky , Minh Hoai

As the population of world is increasing, and even more concentrated in urban areas, ensuring public safety is becoming a taunting job for security personnel and crowd managers. Mass events like sports, festivals, concerts, political…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Sultan Daud Khan , Muhammad Saqib , Michael Blumenstein

Due to its variety of applications in the real-world, the task of single image-based crowd counting has received a lot of interest in the recent years. Recently, several approaches have been proposed to address various problems encountered…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Vishwanath A. Sindagi , Rajeev Yasarla , Vishal M. Patel

In crowd behavior understanding, a model of crowd behavior need to be trained using the information extracted from video sequences. Since there is no ground-truth available in crowd datasets except the crowd behavior labels, most of the…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Hamidreza Rabiee , Javad Haddadnia , Hossein Mousavi , Moin Nabi , Vittorio Murino , Nicu Sebe

Autonomous driving techniques have been flourishing in recent years while thirsting for huge amounts of high-quality data. However, it is difficult for real-world datasets to keep up with the pace of changing requirements due to their…

图像与视频处理 · 电气工程与系统科学 2024-02-29 Zhihang Song , Zimin He , Xingyu Li , Qiming Ma , Ruibo Ming , Zhiqi Mao , Huaxin Pei , Lihui Peng , Jianming Hu , Danya Yao , Yi Zhang

Object recognition and object pose estimation in robotic grasping continue to be significant challenges, since building a labelled dataset can be time consuming and financially costly in terms of data collection and annotation. In this…

计算机视觉与模式识别 · 计算机科学 2024-01-25 Dongmyoung Lee , Wei Chen , Nicolas Rojas

Most existing crowd counting systems rely on the availability of the object location annotation which can be expensive to obtain. To reduce the annotation cost, one attractive solution is to leverage a large number of unlabeled images to…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Yan Liu , Lingqiao Liu , Peng Wang , Pingping Zhang , Yinjie Lei

Automatic Crowd behavior analysis can be applied to effectively help the daily transportation statistics and planning, which helps the smart city construction. As one of the most important keys, crowd counting has drawn increasing…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Haoran Duan , Fan Wan , Rui Sun , Zeyu Wang , Varun Ojha , Yu Guan , Hubert P. H. Shum , Bingzhang Hu , Yang Long

Estimating crowd count in densely crowded scenes is an extremely challenging task due to non-uniform scale variations. In this paper, we propose a novel end-to-end cascaded network of CNNs to jointly learn crowd count classification and…

计算机视觉与模式识别 · 计算机科学 2017-08-17 Vishwanath A. Sindagi , Vishal M. Patel

The crowd counting task aims at estimating the number of people located in an image or a frame from videos. Existing methods widely adopt density maps as the training targets to optimize the point-to-point loss. While in testing phase, we…

计算机视觉与模式识别 · 计算机科学 2020-05-14 Xiyang Liu , Jie Yang , Wenrui Ding

Sharing data can often enable compelling applications and analytics. However, more often than not, valuable datasets contain information of a sensitive nature, and thus, sharing them can endanger the privacy of users and organizations. A…

密码学与安全 · 计算机科学 2024-02-28 Emiliano De Cristofaro