Results 11 to 20 of about 465,004 (290)

Data-driven Crowd Analysis in Videos [PDF]

open access: yes2011 International Conference on Computer Vision, 2011
International audienceIn this work we present a new crowd analysis algorithm powered by behavior priors that are learned on a large database of crowd videos gathered from the Internet.
Audibert, Jean-Yves   +3 more
core   +5 more sources

Deep Learning-Based Crowd Scene Analysis Survey [PDF]

open access: yesJournal of Imaging, 2020
Recently, our world witnessed major events that attracted a lot of attention towards the importance of automatic crowd scene analysis. For example, the COVID-19 breakout and public events require an automatic system to manage, count, secure, and track a ...
Sherif Elbishlawi   +4 more
doaj   +3 more sources

Crowd understanding and analysis [PDF]

open access: yesIET Image Processing, 2021
Qi Wang, Bo Liu, Jianzhe Lin
doaj   +2 more sources

FROM CROWD DYNAMICS TO CROWD SAFETY: A VIDEO-BASED ANALYSIS [PDF]

open access: yesAdvances in Complex Systems, 2008
The study of crowd dynamics is interesting because of the various self-organization phenomena resulting from the interactions of many pedestrians, which may improve or obstruct their flow. Besides formation of lanes of uniform walking direction and oscillations at bottlenecks at moderate densities, it was recently discovered that stop-and-go waves [D.
Johansson, A   +3 more
openaire   +5 more sources

Scene-Independent Motion Pattern Segmentation in Crowded Video Scenes Using Spatio-Angular Density-Based Clustering

open access: yesIEEE Access, 2020
Motion pattern segmentation for crowded video scenes is an open problem because of the inability of existing approaches to tackle unpredictable crowd behaviour across varied scenes.
Abhilash K. Pai   +2 more
doaj   +1 more source

Towards the cognitive and psychological perspectives of crowd behaviour: a vision-based analysis

open access: yesConnection Science, 2021
Smart and proactive surveillance of crowds has turned up into greater importance in recent years due to the increase in urban population and immutable crowd disasters. Although the behaviours that emerged in a crowd are often unpredictable, researches in
Elizabeth B. Varghese, Sabu M. Thampi
doaj   +1 more source

A Tracklet-before-Clustering Initialization Strategy Based on Hierarchical KLT Tracklet Association for Coherent Motion Filtering Enhancement

open access: yesMathematics, 2023
Coherent motions depict the individuals’ collective movements in widely existing moving crowds in physical, biological, and other systems. In recent years, similarity-based clustering algorithms, particularly the Coherent Filtering (CF) clustering ...
Sami Abdulla Mohsen Saleh   +6 more
doaj   +1 more source

Performance Comparison and Analysis for Large-Scale Crowd Counting Based on Convolutional Neural Networks

open access: yesIEEE Access, 2020
Nowadays, crowd analysis is one of the most important concepts that needs be relied upon, it contributes to decision making and ensuring the safety and security of the crowd.
Reem Alotaibi   +5 more
doaj   +1 more source

Visual crowd analysis: Open research problems

open access: yesAI Magazine, 2023
AbstractOver the last decade, there has been a remarkable surge in interest in automated crowd monitoring within the computer vision community. Modern deep‐learning approaches have made it possible to develop fully automated vision‐based crowd‐monitoring applications.
Muhammad Asif Khan   +2 more
openaire   +4 more sources

Crowd Disasters as Systemic Failures: Analysis of the Love Parade Disaster [PDF]

open access: yes, 2012
Each year, crowd disasters happen in different areas of the world. How and why do such disasters happen? Are the fatalities caused by relentless behavior of people or a psychological state of panic that makes the crowd 'go mad'?
Helbing, Dirk, Mukerji, Pratik
core   +3 more sources

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