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In March 2020, the World Health Organisation declared COVID-19 a global pandemic as it spread to nearly every country. By mid-2021, India had introduced three vaccines: Covishield, Covaxin, and Sputnik. To ensure successful vaccination in a…

Computation and Language · Computer Science 2023-11-28 Milind Gupta , Abhishek Kaushik

We propose a method for summarizing multiple solutions to SEIR-type compartmental models on a functional space by computing a constrained power Fr\'echet mean with functional registration to obtain consensus epidemic trajectories with…

Applications · Statistics 2026-05-12 Yui Tomo , Shu Tamano , Daisuke Yoneoka

During the course of the COVID-19 pandemic, a common strategy for public health organizations around the world has been to launch interventions via advertising campaigns on social media. Despite this ubiquity, little has been known about…

General Economics · Economics 2022-06-22 Susan Athey , Kristen Grabarz , Michael Luca , Nils Wernerfelt

The rapid growth of the e-commerce market in Indonesia, making various e-commerce companies appear and there has been high competition among them. Marketing intelligence is an important activity to measure competitive position. One element…

General Economics · Economics 2021-03-02 Andry Alamsyah , Fatma Saviera

The COVID-19 pandemic brought many challenges, from hospital-occupation management to lock-down mental-health repercussions such as anxiety or depression. In this work, we present a solution for the later problem by developing a Twitter…

Computation and Language · Computer Science 2020-12-23 Santiago Cortes , Juan Muñoz , David Betancur , Mauricio Toro

Mathematical models in ecology and epidemiology must be consistent with observed data in order to generate reliable knowledge and evidence-based policy. Metapopulation systems, which consist of a network of connected sub-populations, pose…

Applications · Statistics 2024-02-07 Jifan Li , Edward L. Ionides , Aaron A. King , Mercedes Pascual , Ning Ning

Instagram, a social media platform, has in the vicinity of 2 billion active users in 2023. The platform allows users to post photos and videos with one another. However, cyberbullying remains a significant problem for about 50% of young…

Computation and Language · Computer Science 2023-12-08 Alwan Wirawan , Hasan Dwi Cahyono , Winarno

Amid the pandemic COVID-19, the world is facing unprecedented infodemic with the proliferation of both fake and real information. Considering the problematic consequences that the COVID-19 fake-news have brought, the scientific community…

Computation and Language · Computer Science 2021-01-12 Yejin Bang , Etsuko Ishii , Samuel Cahyawijaya , Ziwei Ji , Pascale Fung

The Covid-19 pandemic has intersected with the opioid epidemic to create a unique public health crisis, with the health and economic consequences of the virus and associated lockdowns compounding pre-existing social and economic stressors…

Computers and Society · Computer Science 2021-11-03 Angela E. Kilby , Charlie Denhart

In the absence of neither an effective treatment or vaccine and with an incomplete understanding of the epidemiological cycle, Govt. has implemented a nationwide lockdown to reduce COVID-19 transmission in India. To study the effect of…

Populations and Evolution · Quantitative Biology 2020-08-26 Tridip Sardar , Sk Shahid Nadim , Sourav Rana , Joydev Chattopadhyay

Computational approaches to predicting mental health conditions in social media have been substantially explored in the past years. Multiple reviews have been published on this topic, providing the community with comprehensive accounts of…

Computation and Language · Computer Science 2025-03-11 Ana-Maria Bucur , Andreea-Codrina Moldovan , Krutika Parvatikar , Marcos Zampieri , Ashiqur R. KhudaBukhsh , Liviu P. Dinu

This study presents a comparative analysis between two primary approaches in Natural Language Processing (NLP): Machine Learning (ML) utilizing the PyCaret AutoML framework, and Deep Learning (DL). The evaluation is conducted on a sentiment…

Human interactions are mediated by social influence. During crises like the COVID-19 pandemic, social influence determines whether life-saving information is adopted or immunization campaigns meet their targets. The literature on online…

Social and Information Networks · Computer Science 2026-04-21 Rohit Ram , Marian-Andrei Rizoiu

Twitter is one of the top influenced social media which has a million number of active users. It is commonly used for microblogging that allows users to share messages, ideas, thoughts and many more. Thus, millions interaction such as short…

Computation and Language · Computer Science 2020-12-04 Dian Indriani , Arbi Haza Nasution , Winda Monika , Salhazan Nasution

COVID-19 has resulted in an ongoing pandemic and as of 12 June 2020, has caused more than 7.4 million cases and over 418,000 deaths. The highly dynamic and rapidly evolving situation with COVID-19 has made it difficult to access accurate,…

Information Retrieval · Computer Science 2020-06-25 David Oniani , Yanshan Wang

Aspect and opinion terms extraction from review texts is one of the key tasks in aspect-based sentiment analysis. In order to extract aspect and opinion terms for Indonesian hotel reviews, we adapt double embeddings feature and attention…

Computation and Language · Computer Science 2019-08-20 Jordhy Fernando , Masayu Leylia Khodra , Ali Akbar Septiandri

In the age of social media, understanding public sentiment toward major corporations is crucial for investors, policymakers, and researchers. This paper presents a comprehensive sentiment analysis system tailored for corporate reputation…

General Economics · Economics 2025-06-03 Yanampally Abhiram Reddy , Siddhi Agarwal , Vikram Parashar , Arshiya Arora

This study develops a framework for quantification of the impact of changes in population mobility due to social distancing on the COVID-19 infection growth rate. Using the Susceptible-Infected-Recovered (SIR) epidemiological model we…

Populations and Evolution · Quantitative Biology 2020-06-05 Benjamin Seibold , Zivjena Vucetic , Slobodan Vucetic

In recent years, financial sentiment analysis of public opinion has become increasingly important for market forecasting and risk assessment. However, existing methods often struggle to effectively integrate diverse opinion modalities and…

Machine Learning · Computer Science 2025-12-04 Yujing Liu , Chen Yang

The Covid-19 pandemic has caused impressive damages and disruptions in social, economic, and health systems (among others), and posed unprecedented challenges to public health and policy/decision-makers concerning the design and…

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