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Related papers: SD-Measure: A Social Distancing Detector

200 papers

In recent years, differential privacy has seen significant advancements in image classification; however, its application to video activity recognition remains under-explored. This paper addresses the challenges of applying differential…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Zelun Luo , Yuliang Zou , Yijin Yang , Zane Durante , De-An Huang , Zhiding Yu , Chaowei Xiao , Li Fei-Fei , Animashree Anandkumar

Computer-vision hospital systems can greatly assist healthcare workers and improve medical facility treatment, but often face patient resistance due to the perceived intrusiveness and violation of privacy associated with visual…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Edward Chou , Matthew Tan , Cherry Zou , Michelle Guo , Albert Haque , Arnold Milstein , Li Fei-Fei

We propose a novel scheme for human action recognition in videos, using a 3-dimensional Convolutional Neural Network (3D CNN) based classifier. Traditionally in deep learning based human activity recognition approaches, either a few random…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 S. H. Shabbeer Basha , Viswanath Pulabaigari , Snehasis Mukherjee

The COVID-19 infection cases have surged globally, causing devastations to both the society and economy. A key factor contributing to the sustained spreading is the presence of a large number of asymptomatic or hidden spreaders, who mix…

Physics and Society · Physics 2021-03-18 Shuhong Huang , Jiachen Sun , Ling Feng , Jiarong Xie , Dashun Wang , Yanqing Hu

The rapid progress in the ease of creating and spreading ultra-realistic media over social platforms calls for an urgent need to develop a generalizable deepfake detection technique. It has been observed that current deepfake generation…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Aayushi Agarwal , Akshay Agarwal , Sayan Sinha , Mayank Vatsa , Richa Singh

Analyzing the microscopic dynamics of pushing behavior within crowds can offer valuable insights into crowd patterns and interactions. By identifying instances of pushing in crowd videos, a deeper understanding of when, where, and why such…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Ahmed Alia , Mohammed Maree , Mohcine Chraibi , Armin Seyfried

To contain the Coronavirus disease (COVID-19) pandemic, one of the non-pharmacological epidemic control measures in response to the COVID-19 outbreak is reducing the transmission rate of SARS-COV-2 in the population through (physical)…

Physics and Society · Physics 2020-05-19 Song Gao , Jinmeng Rao , Yuhao Kang , Yunlei Liang , Jake Kruse

This work introduces a new approach to localize anomalies in surveillance video. The main novelty is the idea of using a Siamese convolutional neural network (CNN) to learn a distance function between a pair of video patches…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Bharathkumar Ramachandra , Michael J. Jones , Ranga Raju Vatsavai

This paper proposes a novel approach to create an automated visual surveillance system which is very efficient in detecting and tracking moving objects in a video captured by moving camera without any apriori information about the captured…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Kumar S. Ray , Soma Chakraborty

The novel coronavirus SARS-CoV-2 and resulting COVID-19 disease have had an unprecedented spread and continue to cause an increasing number of fatalities worldwide. While vaccines are still under development, social distancing, extensive…

Populations and Evolution · Quantitative Biology 2020-07-02 Calvin Tsay , Fernando Lejarza , Mark A. Stadtherr , Michael Baldea

Low-resolution infrared (IR) array sensors offer a low-cost, low-power, and privacy-preserving alternative to optical cameras and smartphones/wearables for social distance monitoring in indoor spaces, permitting the recognition of basic…

The scope of this work is to serve as a guiding tool against subjective estimations on real pandemic situations (mainly due to the inability to acquire objective real data over whole populations). The previously introduced model of closed…

Physics and Society · Physics 2020-05-18 Y. Contoyiannis , S. G. Stavrinides , M. P. Hanias , M. Kampitakis , P. Papadopoulos , S. Potirakis

This study develops a new method to quantify neighborhood activity levels at high spatial and temporal resolutions and test whether, and to what extent, behavioral responses to social distancing policies vary with socioeconomic and…

Computers and Society · Computer Science 2020-08-05 Boyeong Hong , Bartosz Bonczak , Arpit Gupta , Lorna Thorpe , Constantine E. Kontokosta

Social distancing is the primary policy prescription for combating the COVID-19 pandemic, and has been widely adopted in Europe and North America. We estimate the value of disease avoidance using an epidemiological model that projects the…

General Economics · Economics 2021-07-06 Zachary Barnett-Howell , Ahmed Mushfiq Mobarak

In response to the worldwide outbreak of the coronavirus disease COVID-19, a variety of nonpharmaceutical interventions such as face masks and social distancing have been implemented. A careful assessment of the effects of such containment…

Populations and Evolution · Quantitative Biology 2021-05-18 Michael te Vrugt , Jens Bickmann , Raphael Wittkowski

This article describes a comprehensive system for surveillance and monitoring applications. The development of an efficient real time video motion detection system is motivated by their potential for deployment in the areas where security…

Computer Vision and Pattern Recognition · Computer Science 2011-10-03 Sumita Mishra

With more than 1.7 million COVID-19 deaths, identifying effective measures to prevent COVID-19 is a top priority. We developed a mathematical model to simulate the COVID-19 pandemic with digital contact tracing and testing strategies. The…

Social and Information Networks · Computer Science 2020-12-29 Daniel Xu

To contain the propagation of emerging diseases that are transmissible from human to human, non-pharmaceutical interventions (NPIs) aimed at reducing the interactions between humans are usually implemented. One example of the latter kind of…

Physics and Society · Physics 2021-05-21 Paulo Cesar Ventura , Alberto Aleta , Francisco Aparecido Rodrigues , Yamir Moreno

The novel coronavirus disease (COVID-19) is a highly contagious respiratory disease that was first detected in Wuhan, China in December 2019, and has since spread around the globe, claiming more than 69,000 lives by the time this protocol…

Populations and Evolution · Quantitative Biology 2020-04-08 Bo Zhang , Ting Ye , Siyu Heng , Michael Z. Levy , Dylan S. Small

Shot boundary detection (SBD) is an important component of many video analysis tasks, such as action recognition, video indexing, summarization and editing. Previous work typically used a combination of low-level features like color…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Michael Gygli