Results 21 to 30 of about 1,690,370 (217)

The use of mobile phone data to inform analysis of COVID-19 pandemic epidemiology

Nature Communications, 2020
The ongoing coronavirus disease 2019 (COVID-19) pandemic has heightened discussion of the use of mobile phone data in outbreak response. Mobile phone data have been proposed to monitor effectiveness of non-pharmaceutical interventions, to assess ...
K. Grantz, Hannah R. Meredith, Derek A. T. Cummings, C. Jessica, E. Metcalf, Bryan T. Grenfell, John R. Giles, S. Mehta, S. Solomon, A. Labrique, N. Kishore, C. Buckee, A. Wesolowski   +12 more
semanticscholar   +1 more source

Identification of COVID-19 can be quicker through artificial intelligence framework using a mobile phone–based survey when cities and towns are under quarantine

Infection control and hospital epidemiology, 2020
We propose the use of a machine learning algorithm to improve possible COVID-19 case identification more quickly using a mobile phone–based web survey. This method could reduce the spread of the virus in susceptible populations under quarantine.
Arni S. R. Srinivasa Rao, J. Vázquez
semanticscholar   +1 more source

Ethics of instantaneous contact tracing using mobile phone apps in the control of the COVID-19 pandemic

Journal of Medical Ethics, 2020
In this paper we discuss ethical implications of the use of mobile phone apps in the control of the COVID-19 pandemic. Contact tracing is a well-established feature of public health practice during infectious disease outbreaks and epidemics. However, the
Michael J Parker, C. Fraser, Lucie Abeler-Dörner, D. Bonsall   +3 more
semanticscholar   +1 more source

Mobile Phone Addiction, Phubbing, and Depression Among Men and Women: A Moderated Mediation Analysis

Psychiatric quarterly, 2020
For several years, the number of studies on the links between excessive mobile phone use and mental health has been increasing. The aim of the study was to establish if there is a relationship between mobile phone addiction and depression in university ...
A. Ivanova, Oleg Gorbaniuk, A. Błachnio, Aneta M. Przepiorka, Natalia Mraka, Viktoria Polishchuk, J. Gorbaniuk   +6 more
semanticscholar   +1 more source

Mobile phone use is associated with higher smallholder agricultural productivity in Tanzania, East Africa

PLoS ONE, 2020
Mobile phone use is increasing in Sub-Saharan Africa, spurring a growing focus on mobile phones as tools to increase agricultural yields and incomes on smallholder farms.
A. Quandt, J. Salerno, J. Neff, Timothy D. Baird, J. Herrick, J. McCabe, Emilie Xu, J. Hartter   +7 more
semanticscholar   +1 more source

The relationship between self-esteem and mobile phone addiction among college students: The chain mediating effects of social avoidance and peer relationships

Frontiers in Psychology, 2023
IntroductionMobile phone addiction has a negative impact on the physical and mental health of college students, which has attracted extensive attention from scholars.MethodsIn this study, we investigated the mechanism of the influence of self-esteem on ...
Chunmei Chen, Yuanyi Shen, Shuai Lv, Bo Wang, Yujie Zhu   +4 more
doaj   +1 more source

Analyzing the Behavior and Financial Status of Soccer Fans from a Mobile Phone Network Perspective: Euro 2016, a Case Study [PDF]

Information 2021, 12(11), 468, 2021
In this study, Call Detail Records (CDRs), covering Budapest, for the month of June in 2016 has been analyzed. During this observation period, the 2016 UEFA European Football Championship took place, which affected significantly the habit of the residents, despite the fact that not a single match was played in the city.
arxiv   +1 more source

The Relation Between College Students’ Social Anxiety and Mobile Phone Addiction: The Mediating Role of Regulatory Emotional Self-Efficacy and Subjective Well-Being

Frontiers in Psychology, 2022
The present study explores the underlying mechanism of the relationship between college students’ social anxiety and mobile phone addiction. Adopting college students’ social anxiety scale, regulatory emotional self-efficacy scale, subjective well-being ...
Zhenlei Xiao, Jianhao Huang
doaj   +1 more source

Synthetic depth-of-field with a single-camera mobile phone [PDF]

ACM Transactions on Graphics, 2018
Shallow depth-of-field is commonly used by photographers to isolate a subject from a distracting background. However, standard cell phone cameras cannot produce such images optically, as their short focal lengths and small apertures capture nearly all-in-
N. Wadhwa, Rahul Garg, David E. Jacobs, Bryan E. Feldman, Nori Kanazawa, Robert E. Carroll, Yair Movshovitz-Attias, J. Barron, Y. Pritch, M. Levoy   +9 more
semanticscholar   +1 more source

STUDI GAYA BERAT RELATIF DI SEMARANG

Jurnal Pendidikan Fisika Indonesia, 2012
Gaya berat relatif adalah gaya berat yang diperoleh dari hasil pengukuran gaya berat di suatu tempat. Untuk memperoleh nilaigayaberat absolut dilakukan pengukuran gayaberat yang diikatkan dengan sistem yang sudah ada yang dikenal sebagai SistemPostdam ...
- Supriyadi
doaj   +1 more source