中文
相关论文

相关论文: Persistence of activity on Twitter triggered by a …

200 篇论文

Social media such as Facebook and Twitter have proven to be a useful resource to understand public opinion towards real world events. In this paper, we investigate over 1.5 million Twitter messages (tweets) for the period 9th March 2011 to…

社会与信息网络 · 计算机科学 2012-10-04 Son Doan , Bao-Khanh Ho Vo , Nigel Collier

The aftershock sequence of the devastating Japan earthquake of March 2011 is analyzed for the presence of periodicities at the Earth tide periods. We use spectral analysis as well as a time-domain method KORRECT developed earlier to detect…

地球物理 · 物理学 2011-06-16 Arjun Datta , Kamal

A timely and effective response is crucial to minimize damage and save lives during natural disasters like earthquakes. Microblogging platforms, particularly Twitter, have emerged as valuable real-time information sources for such events.…

社会与信息网络 · 计算机科学 2025-03-24 Deep Patel , Panthadeep Bhattacharjee , Amit Reza , Priodyuti Pradhan

There have been various studies analyzing public sentiment after a large-scale disaster. However, few studies have focused on the relationship between public sentiment on social media and its results on people's activities in the real…

社会与信息网络 · 计算机科学 2018-01-23 Yuya Shibuya , Hideyuki Tanaka

The integration of social media and artificial intelligence (AI) into disaster management, particularly for earthquake response, represents a profound evolution in emergency management practices. In the digital age, real-time information…

计算机与社会 · 计算机科学 2025-01-28 Kalin Kopanov , Velizar Varbanov , Tatiana Atanasova

T\"urkiye is located on a fault line; earthquakes often occur on a large and small scale. There is a need for effective solutions for gathering current information during disasters. We can use social media to get insight into public…

计算与语言 · 计算机科学 2022-12-06 Özgür Agrali , Hakan Sökün , Enis Karaarslan

People increasingly use microblogging platforms such as Twitter during natural disasters and emergencies. Research studies have revealed the usefulness of the data available on Twitter for several disaster response tasks. However, making…

社会与信息网络 · 计算机科学 2018-05-16 Firoj Alam , Ferda Ofli , Muhammad Imran , Michael Aupetit

Earthquakes have a deep impact on wide areas, and emergency rescue operations may benefit from social media information about the scope and extent of the disaster. Therefore, this work presents a text miningbased approach to collect and…

计算与语言 · 计算机科学 2022-12-14 Zhe Zheng , Hong-Zheng Shi , Yu-Cheng Zhou , Xin-Zheng Lu , Jia-Rui Lin

Could social media data aid in disaster response and damage assessment? Countries face both an increasing frequency and intensity of natural disasters due to climate change. And during such events, citizens are turning to social media…

社会与信息网络 · 计算机科学 2015-04-28 Yury Kryvasheyeu , Haohui Chen , Nick Obradovich , Esteban Moro , Pascal Van Hentenryck , James Fowler , Manuel Cebrian

The importance of social media is again exposed in the recent tragedy of the 2023 Turkey and Syria earthquake. Many victims who were trapped under the rubble called for help by posting messages in Twitter. We present an interactive tool to…

社会与信息网络 · 计算机科学 2023-02-28 Cagri Toraman , Izzet Emre Kucukkaya , Oguzhan Ozcelik , Umitcan Sahin

Online social networks are increasingly being utilized for collective sense making and information processing in disasters. However, the underlying mechanisms that shape the dynamics of collective intelligence in online social networks…

社会与信息网络 · 计算机科学 2024-12-24 Chao Fan , Fangsheng Wu , Ali Mostafavi

Nowadays, millions of people interact on a daily basis on online social media like Facebook and Twitter, where they share and discuss information about a wide variety of topics. In this paper, we focus on a specific online social network,…

物理与社会 · 物理学 2016-04-06 Elisa Omodei , Manlio De Domenico , Alex Arenas

Despite the importance of predicting evacuation mobility dynamics after large scale disasters for effective first response and disaster relief, our general understanding of evacuation behavior remains limited because of the lack of…

计算工程、金融与科学 · 计算机科学 2019-03-06 Takahiro Yabe , Yoshihide Sekimoto , Kota Tsubouchi , Satoshi Ikemoto

Collective emotion has been traditionally evaluated by questionnaire survey on a limited number of people. Recently, big data of written texts on the Internet has been available for analyzing collective emotion for very large scales.…

社会与信息网络 · 计算机科学 2019-06-19 Yukie Sano , Hideki Takayasu , Shlomo Havlin , Misako Takayasu

Earthquakes are a complex spatiotemporal phenomenon, the underlying mechanism for which is still not fully understood despite decades of research and analysis. We propose and develop a network approach to earthquake events. In this network,…

地球物理 · 物理学 2015-05-28 Joel N. Tenenbaum , Shlomo Havlin , H. Eugene Stanley

Examining emotion interactions as an emotion network in social media offers key insights into human psychology, yet few studies have explored how fluctuations in such emotion network evolve during crises and normal times. This study…

社会与信息网络 · 计算机科学 2025-10-30 Qianyun Wu , Orr Levy , Yoed N. Kenett , Yukie Sano , Hideki Takayasu , Shlomo Havlin , Misako Takayasu

While it is well-documented that climate change accepters and deniers have become increasingly polarized in the United States over time, there has been no large-scale examination of whether these individuals are prone to changing their…

计算与语言 · 计算机科学 2020-06-09 Allison Koenecke , Jordi Feliu-Fabà

Predicting earthquakes is of the utmost importance, especially to those countries of high risk, and although much effort has been made, it has yet to be realised. Nevertheless, there is a paucity of statistical approaches in seismic studies…

地球物理 · 物理学 2023-02-07 Tomokazu Konishi

"Media events" such as political debates generate conditions of shared attention as many users simultaneously tune in with the dual screens of broadcast and social media to view and participate. Are collective patterns of user behavior…

社会与信息网络 · 计算机科学 2015-06-16 Yu-Ru Lin , Brian Keegan , Drew Margolin , David Lazer

With the development of the Internet, social media has become an important channel for posting disaster-related information. Analyzing attitudes hidden in these texts, known as sentiment analysis, is crucial for the government or relief…

社会与信息网络 · 计算机科学 2020-05-29 Lingyu Meng , Zhijie Sasha Dong
‹ 上一页 1 2 3 10 下一页 ›