Hazard risk awareness and disaster management: Extracting the information content of twitter data

M Karimiziarani, K Jafarzadegan, P Abbaszadeh… - Sustainable Cities and …, 2022 - Elsevier
The use of social media platforms such as Twitter significantly increases during natural
hazards. With the emergence of several social media platforms over the past decade, many …

Application of social sensors in natural disasters emergency management: a review

K Shi, X Peng, H Lu, Y Zhu, Z Niu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Natural disasters are public emergencies characterized by suddenness, universality, and
nonconventionality. Realizing the early warning, monitoring, and intervention of natural …

[HTML][HTML] Comparing news articles and tweets about COVID-19 in Brazil: sentiment analysis and topic modeling approach

T de Melo, CMS Figueiredo - JMIR Public Health and …, 2021 - publichealth.jmir.org
Background: The COVID-19 pandemic is severely affecting people worldwide. Currently, an
important approach to understand this phenomenon and its impact on the lives of people …

[HTML][HTML] Social response and Disaster management: Insights from twitter data Assimilation on Hurricane Ian

M Karimiziarani, H Moradkhani - International journal of disaster risk …, 2023 - Elsevier
During natural disasters, people use social media platforms to share their opinions and
general information about the event. Here, we investigate the public response to large and …

Social media analytics in disaster response: A comprehensive review

M Karimiziarani - arxiv preprint arxiv:2307.04046, 2023 - arxiv.org
Social media has emerged as a valuable resource for disaster management, revolutionizing
the way emergency response and recovery efforts are conducted during natural disasters …

[HTML][HTML] Toward reduction of detrimental effects of hurricanes using a social media data analytic Approach: How climate change is perceived?

M Karimiziarani, W Shao, M Mirzaei… - Climate Risk …, 2023 - Elsevier
During natural disasters, there is a noticeably increased use of social media sites such as
Twitter. Substantial research on social media data use during disasters has been conducted …

Sentimental wildfire: a social-physics machine learning model for wildfire nowcasting

J Lever, R Arcucci - Journal of Computational Social Science, 2022 - Springer
The intensity of wildfires and wildfire season length is increasing due to climate change,
causing a greater threat to the local population. Much of this population are increasingly …

COVID-19 in the Twitterverse, from epidemic to pandemic: information-sharing behavior and Twitter as an information carrier

M Chong, HW Park - Scientometrics, 2021 - Springer
In this study, we defined a Twitter network as an information channel that includes
information sources containing embedded messages. We conducted stage-based …

[HTML][HTML] A first public dataset from Brazilian twitter and news on COVID-19 in Portuguese

T De Melo, CMS Figueiredo - Data in brief, 2020 - Elsevier
In this data article, we provide a collection of 3,925,366 tweets and 18,413 online news
around the online discussion about COVID-19 in Brazil. The data from Twitter were collected …

Forecasting people's needs in hurricane events from social network

L Nguyen, Z Yang, J Li, Z Pan, G Cao… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Social networks can serve as a valuable communication channel for asking for help, offering
assistance, and coordinating rescue activities in disaster because it allows users to …