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In the era of rapid technological advancement, social media platforms such as Twitter (X) have emerged as indispensable tools for gathering consumer insights, capturing diverse opinions, and understanding public attitudes. This research…

Human-Computer Interaction · Computer Science 2025-10-23 S M Rakib Ul Karim , Rownak Ara Rasul , Tunazzina Sultana

Twitter social network contains a large amount of information generated by its users. That information is composed of opinions and comments that may reflect trends in social behavior. There is talk of trend when it is possible to identify…

Information Retrieval · Computer Science 2016-11-09 Daniel Robins , Fernando Emmanuel Frati , Jonatan Alvarez , Jose Texier

This research is aimed to solve the tweet/user geolocation prediction task and provide a flexible methodology for the geotagging of textual big data. The suggested approach implements neural networks for natural language processing (NLP) to…

Computation and Language · Computer Science 2025-01-13 Kateryna Lutsai , Christoph H. Lampert

Real-time social media data can provide useful information on evolving hazards. Alongside traditional methods of disaster detection, the integration of social media data can considerably enhance disaster management. In this paper, we…

Social and Information Networks · Computer Science 2023-01-31 Elena-Simona Apostol , Ciprian-Octavian Truică , Adrian Paschke

In this paper, we present an experiment on using deep learning and transfer learning techniques for emotion analysis in tweets and suggest a method to interpret our deep learning models. The proposed approach for emotion analysis combines a…

Computation and Language · Computer Science 2020-12-14 Yasas Senarath , Uthayasanker Thayasivam

Social network has gained remarkable attention in the last decade. Accessing social network sites such as Twitter, Facebook LinkedIn and Google+ through the internet and the web 2.0 technologies has become more affordable. People are…

Social and Information Networks · Computer Science 2023-06-22 Mariam Adedoyin-Olowe , Mohamed Medhat Gaber , Frederic Stahl

This paper presents an online system that leverages social media data in real time to identify landslide-related information automatically using state-of-the-art artificial intelligence techniques. The designed system can (i) reduce the…

Computers and Society · Computer Science 2023-06-05 Ferda Ofli , Umair Qazi , Muhammad Imran , Julien Roch , Catherine Pennington , Vanessa Banks , Remy Bossu

In a disaster situation, first responders need to quickly acquire situational awareness and prioritize response based on the need, resources available and impact. Can they do this based on digital media such as Twitter alone, or newswire…

Information Retrieval · Computer Science 2019-06-26 Rakesh Verma , Samaneh Karimi , Daniel Lee , Omprakash Gnawali , Azadeh Shakery

Android's Earthquake Alert (AEA) system provided timely early warnings to millions during the Mw 6.2 Marmara Ereglisi, T\"urkiye earthquake on April 23, 2025. This event, the largest in the region in 25 years, served as a critical…

Emergencies and critical incidents often unfold rapidly, necessitating a swift and effective response. In this research, we introduce a novel approach to identify and classify emergency situations from social media posts and direct…

Computation and Language · Computer Science 2024-08-02 Hakan T. Otal , M. Abdullah Canbaz

Online social media platforms, such as Twitter, are one of the most valuable sources of information during disaster events. Therefore, humanitarian organizations, government agencies, and volunteers rely on a summary of this information,…

Computation and Language · Computer Science 2023-05-22 Piyush Kumar Garg , Roshni Chakraborty , Srishti Gupta , Sourav Kumar Dandapat

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…

Social and Information Networks · Computer Science 2015-04-28 Yury Kryvasheyeu , Haohui Chen , Nick Obradovich , Esteban Moro , Pascal Van Hentenryck , James Fowler , Manuel Cebrian

We show that information about social relationships can be used to improve user-level sentiment analysis. The main motivation behind our approach is that users that are somehow "connected" may be more likely to hold similar opinions;…

Computation and Language · Computer Science 2011-09-29 Chenhao Tan , Lillian Lee , Jie Tang , Long Jiang , Ming Zhou , Ping Li

Users of the transit system flood social networks daily with messages that contain valuable insights crucial for improving service quality. These posts help transit agencies quickly identify emerging issues. Parsing topics and sentiments is…

Computation and Language · Computer Science 2024-10-22 Jiahao Wang , Amer Shalaby

Risk communication in times of disasters is complex, involving rapid and diverse communication in social networks (i.e., public and/or private agencies; local residents) as well as limited mobilization capacity and operational constraints…

Social and Information Networks · Computer Science 2022-12-19 H M Imran Kays , Khondhaker Al Momin , Menziwokuhle Bandise Thwala , K. K. "Muralee" Muraleetharan , Arif Mohaimin Sadri

This paper proposes a novel lexicon-based unsupervised sentimental analysis method to measure the $``\textit{hope}"$ and $``\textit{fear}"$ for the 2022 Ukrainian-Russian Conflict. $\textit{Reddit.com}$ is utilised as the main source of…

Computation and Language · Computer Science 2023-04-10 Alessio Guerra , Oktay Karakuş

In this paper, we consider the problem of latent sentiment detection in Online Social Networks such as Twitter. We demonstrate the benefits of using the underlying social network as an Ising prior to perform network aided sentiment…

Social and Information Networks · Computer Science 2014-01-10 Rohit Negi , Vinay Uday Prabhu , Miguel Rodrigues

Social media is often utilized as a lifeline for communication during natural disasters. Traditionally, natural disaster tweets are filtered from the Twitter stream using the name of the natural disaster and the filtered tweets are sent for…

Computation and Language · Computer Science 2022-07-12 Ramya Tekumalla , Juan M. Banda

Increasing popularity of Twitter in politics is subject to commercial and academic interest. To fully exploit the merits of this platform, reaching the target audience with desired political leanings is critical. This paper extends the…

Social and Information Networks · Computer Science 2018-09-18 Kutlu Emre Yilmaz , Osman Abul

There is a vast amount of data generated every second due to the rapidly growing technology in the current world. This area of research attempts to determine the feelings or opinions of people on social media posts. The dataset we used was…

Computation and Language · Computer Science 2023-01-24 Keshav Kapur , Rajitha Harikrishnan
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