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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…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Jiwei Chen , Wen Su , Zengfu Wang

Crowd counting is an important task in computer vision, which has many applications in video surveillance. Although the regression-based framework has achieved great improvements for crowd counting, how to improve the discriminative power…

Computer Vision and Pattern Recognition · Computer Science 2016-05-02 Biyun Sheng , Chunhua Shen , Guosheng Lin , Jun Li , Wankou Yang , Changyin Sun

Crowd counting from unconstrained scene images is a crucial task in many real-world applications like urban surveillance and management, but it is greatly challenged by the camera's perspective that causes huge appearance variations in…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Lingbo Liu , Hongjun Wang , Guanbin Li , Wanli Ouyang , Liang Lin

Crowd estimation is a very challenging problem. The most recent study tries to exploit auditory information to aid the visual models, however, the performance is limited due to the lack of an effective approach for feature extraction and…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Usman Sajid , Xiangyu Chen , Hasan Sajid , Taejoon Kim , Guanghui Wang

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…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Qi Zhang , Wei Lin , Antoni B. Chan

In recent years, significant progress has been made on the research of crowd counting. However, as the challenging scale variations and complex scenes existed in crowds, neither traditional convolution networks nor recent Transformer…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Xing Wei , Yuanrui Kang , Jihao Yang , Yunfeng Qiu , Dahu Shi , Wenming Tan , Yihong Gong

Crowd counting has gained significant popularity due to its practical applications. However, mainstream counting methods ignore precise individual localization and suffer from annotation noise because of counting from estimating density…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Hao-Yuan Ma , Li Zhang , Xiang-Yi Wei

In this paper, the dual-optical attention fusion crowd head point counting model (TAPNet) is proposed to address the problem of the difficulty of accurate counting in complex scenes such as crowd dense occlusion and low light in crowd…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Fei Zhou , Yi Li , Mingqing Zhu

Convolutional Neural Network (CNN) based crowd counting methods have achieved promising results in the past few years. However, the scale variation problem is still a huge challenge for accurate count estimation. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Xiaoheng Jiang , Xinyi Wu , Hisham Cholakkal , Rao Muhammad Anwer , Jiale Cao Mingliang Xu , Bing Zhou , Yanwei Pang , Fahad Shahbaz Khan

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

Recent sophisticated CNN-based algorithms have demonstrated their extraordinary ability to automate counting crowds from images, thanks to their structures which are designed to address the issue of various head scales. However, these…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Yiming Ma

Crowd counting is the task of estimating people numbers in crowd images. Modern crowd counting methods employ deep neural networks to estimate crowd counts via crowd density regressions. A major challenge of this task lies in the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Miaojing Shi , Zhaohui Yang , Chao Xu , Qijun Chen

This paper proposes a novel approach for crowd counting in low to high density scenarios in static images. Current approaches cannot handle huge crowd diversity well and thus perform poorly in extreme cases, where the crowd density in…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Usman Sajid , Hasan Sajid , Hongcheng Wang , Guanghui Wang

This study enhances a crowd density estimation algorithm originally designed for image-based analysis by adapting it for video-based scenarios. The proposed method integrates a denoising probabilistic model that utilizes diffusion processes…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Balachandra Devarangadi Sunil , Rakshith Venkatesh , Shantanu Todmal

Multi-modal crowd counting is a crucial task that uses multi-modal cues to estimate the number of people in crowded scenes. To overcome the gap between different modalities, we propose a modal emulation-based two-pass multi-modal…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Chenhao Wang , Xiaopeng Hong , Zhiheng Ma , Yupeng Wei , Yabin Wang , Xiaopeng Fan

Detection-based methods have been viewed unfavorably in crowd analysis due to their poor performance in dense crowds. However, we argue that the potential of these methods has been underestimated, as they offer crucial information for crowd…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Shaokai Wu , Fengyu Yang

Crowd counting is an important vision task, which faces challenges on continuous scale variation within a given scene and huge density shift both within and across images. These challenges are typically addressed using multi-column…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Mingjie Wang , Hao Cai , Jun Zhou , Minglun Gong

Crowd counting is to estimate the number of objects (e.g., people or vehicles) in an image of unconstrained congested scenes. Designing a general crowd counting algorithm applicable to a wide range of crowd images is challenging, mainly due…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Haoyue Bai , Song Wen , S. -H. Gary Chan

In order to improve model accuracy, generalization, and class imbalance issues, this work offers a strong methodology for classifying endoscopic images. We suggest a hybrid feature extraction method that combines convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2024-11-06 Bidisha Chakraborty , Shree Mitra

Crowd counting is an important yet challenging task due to the large scale and density variation. Recent investigations have shown that distilling rich relations among multi-scale features and exploiting useful information from the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-04 Ao Luo , Fan Yang , Xin Li , Dong Nie , Zhicheng Jiao , Shangchen Zhou , Hong Cheng