15 citations · 35 across the 10 of their papers we have counts for
10 papers
WhatsApp Vaccine Discourse (WhaVax): An Expert-Annotated Dataset and Benchmark for Health Misinformation Detection
Jônatas H. dos Santos, Julio C. S. Reis, Philipe Melo +9
We introduce WhaVax, a new expert-annotated dataset of vaccine-related WhatsApp messages collected from large Brazilian public groups spanning multiple pandemic years. The dataset…
A Sticker is Worth a Thousand Words: Characterizing the Use of Stickers in WhatsApp Political Groups in Brazil
Philipe Melo, João M. M. Couto, Daniel Kansaon +3
With the increasing use of smartphones, instant messaging platforms turned into important communication tools. According to WhatsApp, more than 100 billion messages are sent each d…
Helping Fact-Checkers Identify Fake News Stories Shared through Images on WhatsApp
Julio C. S. Reis, Philipe Melo, Fabiano Belém +3
WhatsApp has introduced a novel avenue for smartphone users to engage with and disseminate news stories. The convenience of forming interest-based groups and seamlessly sharing con…
Telegram Monitor: Monitoring Brazilian Political Groups and Channels on Telegram
Manoel Júnior, Philipe Melo, Daniel Kansaon +3
Instant messaging platforms such as Telegram became one of the main means of communication used by people all over the world. Most of them are home of several groups and channels t…
On the Globalization of the QAnon Conspiracy Theory Through Telegram
Mohamad Hoseini, Philipe Melo, Fabricio Benevenuto +2
QAnon is a far-right conspiracy theory that became popular and mainstream over the past few years. Worryingly, the QAnon conspiracy theory has implications in the real world, with…
Characterizing (Un)moderated Textual Data in Social Systems
Lucas Henrique Costa de Lima, Julio Reis, Philipe Melo +2
Despite the valuable social interactions that online media promote, these systems provide space for speech that would be potentially detrimental to different groups of people. The…