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Related papers: Improving Point-based Crowd Counting and Localizat…

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In the last decade, crowd counting and localization attract much attention of researchers due to its wide-spread applications, including crowd monitoring, public safety, space design, etc. Many Convolutional Neural Networks (CNN) are…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Qi Wang , Junyu Gao , Wei Lin , Xuelong Li

Crowd movement guidance has been a fascinating problem in various fields, such as easing traffic congestion in unusual events and evacuating people from an emergency-affected area. To grab the reins of crowds, there has been considerable…

Machine Learning · Computer Science 2021-07-20 Koh Takeuchi , Ryo Nishida , Hisashi Kashima , Masaki Onishi

In this paper, we focus on the crowd localization task, a crucial topic of crowd analysis. Most regression-based methods utilize convolution neural networks (CNN) to regress a density map, which can not accurately locate the instance in the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Dingkang Liang , Wei Xu , Yingying Zhu , Yu Zhou

This work considers supervised learning to count from images and their corresponding point annotations. Where density-based counting methods typically use the point annotations only to create Gaussian-density maps, which act as the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-09 Zenglin Shi , Pascal Mettes , Cees G. M. Snoek

Crowdsourcing plays an essential role in the Internet of Things (IoT) for data collection, where a group of workers is equipped with Internet-connected geolocated devices to collect sensor data for marketing or research purpose. In this…

Cryptography and Security · Computer Science 2020-12-29 Mengmeng Yang , Ivan Tjuawinata , Kwok Yan Lam , Jun Zhao , Lin Sun

In autonomous driving scenarios, accurate perception is becoming an even more critical task for safe navigation. While LiDAR provides precise spatial data, its inherent sparsity makes it difficult to detect small or distant objects.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Minseung Lee , Seokha Moon , Seung Joon Lee , Reza Mahjourian , Jinkyu Kim

Next Point-of-Interest (POI) prediction is a fundamental task in location-based services, especially critical for large-scale navigation platforms like AMAP that serve billions of users across diverse lifestyle scenarios. While recent POI…

Information Retrieval · Computer Science 2026-02-12 Fangye Wang , Haowen Lin , Yifang Yuan , Siyuan Wang , Xiaojiang Zhou , Song Yang , Pengjie Wang

Point cloud registration is a fundamental task in 3D vision. Most existing methods only use geometric information for registration. Recently proposed RGB-D registration methods primarily focus on feature fusion or improving feature…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Congjia Chen , Shen Yan , Yufu Qu

Accurate RGB-Thermal (RGB-T) crowd counting is crucial for public safety in challenging conditions. While recent Transformer-based methods excel at capturing global context, their inherent lack of spatial inductive bias causes attention to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Yuhong Feng , Hongtao Chen , Qi Zhang , Jie Chen , Zhaoxi He , Mingzhe Liu , Jianghai Liao

Visual crowd counting has been recently studied as a way to enable people counting in crowd scenes from images. Albeit successful, vision-based crowd counting approaches could fail to capture informative features in extreme conditions,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Di Hu , Lichao Mou , Qingzhong Wang , Junyu Gao , Yuansheng Hua , Dejing Dou , Xiao Xiang Zhu

Counting objects in crowded scenes remains a challenge to computer vision. The current deep learning based approach often formulate it as a Gaussian density regression problem. Such a brute-force regression, though effective, may not…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Yuehai Chen , Jing Yang , Badong Chen , Hua Gang , Shaoyi Du

Decentralized collaborative learning for Point-of-Interest (POI) recommendation has gained research interest due to its advantages in privacy preservation and efficiency, as it keeps data locally and leverages collaborative learning among…

Information Retrieval · Computer Science 2024-10-15 Ruiqi Zheng , Liang Qu , Guanhua Ye , Tong Chen , Yuhui Shi , Hongzhi Yin

Automatic analysis of highly crowded people has attracted extensive attention from computer vision research. Previous approaches for crowd counting have already achieved promising performance across various benchmarks. However, to deal with…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Xiaowen Shi , Xin Li , Caili Wu , Shuchen Kong , Jing Yang , Liang He

Probabilistic point-set registration methods have been gaining more attention for their robustness to noise, outliers and occlusions. However, these methods tend to be much slower than the popular iterative closest point (ICP) algorithms,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Wei Gao , Russ Tedrake

Object counting and localization are key steps for quantitative analysis in large-scale microscopy applications. This procedure becomes challenging when target objects are overlapping, are densely clustered, and/or present fuzzy boundaries.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Shijie Li , Thomas Ach , Guido Gerig

Modern, state-of-the-art deep learning approaches yield human like performance in numerous object detection and classification tasks. The foundation for their success is the availability of training datasets of substantially high quantity,…

Point-of-interest (POI) recommender systems help users discover relevant locations, but their effectiveness is often compromised by popularity bias, which disadvantages less popular, yet potentially meaningful places. This paper addresses…

Information Retrieval · Computer Science 2025-07-15 Andrea Forster , Simone Kopeinik , Denic Helic , Stefan Thalmann , Dominik Kowald

Rigid registration of point clouds is a fundamental problem in computer vision with many applications from 3D scene reconstruction to geometry capture and robotics. If a suitable initial registration is available, conventional methods like…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Ludwig Mohr , Ismail Geles , Friedrich Fraundorfer

Compared with the generic scenes, crowded scenes contain highly-overlapped instances, which result in: 1) more ambiguous anchors during training of object detectors, and 2) more predictions are likely to be mistakenly suppressed in…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Chenyang Zhao , Jia Wan , Antoni B. Chan

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