A review of synthetic image data and its use in computer vision

K Man, J Chahl - Journal of Imaging, 2022 - mdpi.com
Development of computer vision algorithms using convolutional neural networks and deep
learning has necessitated ever greater amounts of annotated and labelled data to produce …

[HTML][HTML] Recent trends in crowd analysis: A review

M Bendali-Braham, J Weber, G Forestier… - Machine Learning with …, 2021 - Elsevier
When overpopulated cities face frequent crowded events like strikes, demonstrations,
parades or other sorts of people gatherings, they are confronted to multiple security issues …

Cnn-based density estimation and crowd counting: A survey

G Gao, J Gao, Q Liu, Q Wang, Y Wang - arXiv preprint arXiv:2003.12783, 2020 - arxiv.org
Accurately estimating the number of objects in a single image is a challenging yet
meaningful task and has been applied in many applications such as urban planning and …

Taxonomy of anomaly detection techniques in crowd scenes

A Aldayri, W Albattah - Sensors, 2022 - mdpi.com
With the widespread use of closed-circuit television (CCTV) surveillance systems in public
areas, crowd anomaly detection has become an increasingly critical aspect of the intelligent …

CLRNet: A cross locality relation network for crowd counting in videos

L Dong, H Zhang, J Ma, X Xu, Y Yang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this article, we propose a new cross locality relation network (CLRNet) to generate high-
quality crowd density maps for crowd counting in videos. Specifically, a cross locality relation …

[HTML][HTML] Estimating optical flow: A comprehensive review of the state of the art

A Alfarano, L Maiano, L Papa, I Amerini - Computer Vision and Image …, 2024 - Elsevier
Optical flow estimation is a crucial task in computer vision that provides low-level motion
information. Despite recent advances, real-world applications still present significant …

Counting people by estimating people flows

W Liu, M Salzmann, P Fua - IEEE transactions on pattern …, 2021 - ieeexplore.ieee.org
Modern methods for counting people in crowded scenes rely on deep networks to estimate
people densities in individual images. As such, only very few take advantage of temporal …

Crowd analysis in video surveillance: A review

A Tomar, S Kumar, B Pant - 2022 International Conference on …, 2022 - ieeexplore.ieee.org
Crowd behavior investigation in images/videos is an important task applied in areas such as
people counting, density estimation, emotion recognition, motion detection, and flow …

Joint cnn and transformer network via weakly supervised learning for efficient crowd counting

F Wang, K Liu, F Long, N Sang, X Xia… - arXiv preprint arXiv …, 2022 - arxiv.org
Currently, for crowd counting, the fully supervised methods via density map estimation are
the mainstream research directions. However, such methods need location-level annotation …

Estimating people flows to better count them in crowded scenes

W Liu, M Salzmann, P Fua - Computer Vision–ECCV 2020: 16th European …, 2020 - Springer
Modern methods for counting people in crowded scenes rely on deep networks to estimate
people densities in individual images. As such, only very few take advantage of temporal …