Johnnatan Messias

According to our database, Johnnatan Messias authored at least 27 papers between 2013 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Quantifying Arbitrage in Automated Market Makers: An Empirical Study of Ethereum ZK Rollups.

Krzysztof Gogol, Johnnatan Messias, Deborah Miori, Claudio J. Tessone, Benjamin Livshits

CoRR, 2024

Liquid Staking Tokens in Automated Market Makers.

Krzysztof Gogol, Robin Fritsch, Malte Schlosser, Johnnatan Messias, Benjamin Kraner, Claudio J. Tessone

CoRR, 2024

2023

Cross-border Exchange of CBDCs using Layer-2 Blockchain.

Krzysztof Gogol, Johnnatan Messias, Malte Schlosser, Benjamin Kraner, Claudio J. Tessone

CoRR, 2023

Airdrops: Giving Money Away Is Harder Than It Seems.

Johnnatan Messias, Aviv Yaish, Benjamin Livshits

CoRR, 2023

Understanding Blockchain Governance: Analyzing Decentralized Voting to Amend DeFi Smart Contracts.

Johnnatan Messias, Vabuk Pahari, Balakrishnan Chandrasekaran, Krishna P. Gummadi, Patrick Loiseau

CoRR, 2023

Dissecting Bitcoin and Ethereum Transactions: On the Lack of Transaction Contention and Prioritization Transparency in Blockchains.

Johnnatan Messias, Vabuk Pahari, Balakrishnan Chandrasekaran, Krishna P. Gummadi, Patrick Loiseau

Proceedings of the Financial Cryptography and Data Security, 2023

2021

Modeling Coordinated vs. P2P Mining: An Analysis of Inefficiency and Inequality in Proof-of-Work Blockchains.

Mohamed Alzayat, Johnnatan Messias, Balakrishnan Chandrasekaran, Krishna P. Gummadi, Patrick Loiseau

CoRR, 2021

Selfish & opaque transaction ordering in the Bitcoin blockchain: the case for chain neutrality.

Johnnatan Messias, Mohamed Alzayat, Balakrishnan Chandrasekaran, Krishna P. Gummadi, Patrick Loiseau, Alan Mislove

Proceedings of the IMC '21: ACM Internet Measurement Conference, 2021

2019

Search bias quantification: investigating political bias in social media and web search.

Juhi Kulshrestha, Motahhare Eslami, Johnnatan Messias, Muhammad Bilal Zafar, Saptarshi Ghosh, Krishna P. Gummadi, Karrie Karahalios

Inf. Retr. J., 2019

(Mis)Information Dissemination in WhatsApp: Gathering, Analyzing and Countermeasures.

Gustavo Resende, Philipe F. Melo, Hugo Sousa, Johnnatan Messias, Marisa Vasconcelos, Jussara M. Almeida, Fabrício Benevenuto

Proceedings of the World Wide Web Conference, 2019

WhatsApp Monitor: A Fact-Checking System for WhatsApp.

Philipe F. Melo, Johnnatan Messias, Gustavo Resende, Kiran Garimella, Jussara M. Almeida, Fabrício Benevenuto

Proceedings of the Thirteenth International Conference on Web and Social Media, 2019

On Microtargeting Socially Divisive Ads: A Case Study of Russia-Linked Ad Campaigns on Facebook.

Filipe Nunes Ribeiro, Koustuv Saha, Mahmoudreza Babaei, Lucas Henrique C. Lima, Johnnatan Messias, Fabrício Benevenuto, Oana Goga, Krishna P. Gummadi, Elissa M. Redmiles

Proceedings of the Conference on Fairness, Accountability, and Transparency, 2019

2018

Characterizing Interconnections and Linguistic Patterns in Twitter.

Johnnatan Messias

CoRR, 2018

A System for Monitoring Public Political Groups in WhatsApp.

Gustavo Resende, Johnnatan Messias, Márcio Silva, Jussara M. Almeida, Marisa Vasconcelos, Fabrício Benevenuto

Proceedings of the 24th Brazilian Symposium on Multimedia and the Web, 2018

2017

An evaluation of sentiment analysis for mobile devices.

Johnnatan Messias, João Paulo Diniz, Elias Soares, Miller Ferreira, Matheus Araújo, Lucas Bastos, Manoel Miranda, Fabrício Benevenuto

Soc. Netw. Anal. Min., 2017

Longitudinal Privacy Management in Social Media: The Need for Better Controls.

Mainack Mondal, Johnnatan Messias, Saptarshi Ghosh, Krishna P. Gummadi, Aniket Kate

IEEE Internet Comput., 2017

White, man, and highly followed: gender and race inequalities in Twitter.

Johnnatan Messias, Pantelis Vikatos, Fabrício Benevenuto

Proceedings of the International Conference on Web Intelligence, 2017

Who Makes Trends? Understanding Demographic Biases in Crowdsourced Recommendations.

Abhijnan Chakraborty, Johnnatan Messias, Fabrício Benevenuto, Saptarshi Ghosh, Niloy Ganguly, Krishna P. Gummadi

Proceedings of the Eleventh International Conference on Web and Social Media, 2017

Linguistic Diversities of Demographic Groups in Twitter.

Pantelis Vikatos, Johnnatan Messias, Manoel Miranda, Fabrício Benevenuto

Proceedings of the 28th ACM Conference on Hypertext and Social Media, 2017

Demographics of News Sharing in the U.S. Twittersphere.

Júlio Cesar dos Reis, Haewoon Kwak, Jisun An, Johnnatan Messias, Fabrício Benevenuto

Proceedings of the 28th ACM Conference on Hypertext and Social Media, 2017

Quantifying Search Bias: Investigating Sources of Bias for Political Searches in Social Media.

Juhi Kulshrestha, Motahhare Eslami, Johnnatan Messias, Muhammad Bilal Zafar, Saptarshi Ghosh, Krishna P. Gummadi, Karrie Karahalios

Proceedings of the 2017 ACM Conference on Computer Supported Cooperative Work and Social Computing, 2017

2016

Forgetting in Social Media: Understanding and Controlling Longitudinal Exposure of Socially Shared Data.

Mainack Mondal, Johnnatan Messias, Saptarshi Ghosh, Krishna P. Gummadi, Aniket Kate

Proceedings of the Twelfth Symposium on Usable Privacy and Security, 2016

Towards sentiment analysis for mobile devices.

Johnnatan Messias, João Paulo Diniz, Elias Soares, Miller Ferreira, Matheus Araújo, Lucas Bastos, Manoel Miranda, Fabrício Benevenuto

Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

From migration corridors to clusters: The value of Google+ data for migration studies.

Johnnatan Messias, Fabrício Benevenuto, Ingmar Weber, Emilio Zagheni

Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

2015

Brazil Around the World: Characterizing and Detecting Brazilian Emigrants Using Google+.

Johnnatan Messias, Gabriel Magno, Fabrício Benevenuto, Adriano Veloso, Virgílio A. F. Almeida

Proceedings of the 21st Brazilian Symposium on Multimedia and the Web, 2015

Algoritmos de Aprendizado de Máquina para Predição de Resultados de Lutas de MMA.

Leandro A. A. Silva, Johnnatan Messias, Mirella M. Moro, Pedro Olmo Stancioli Vaz de Melo, Fabrício Benevenuto

Proceedings of the XXX Simpósio Brasileiro de Banco de Dados, 2015

2013

You followed my bot! Transforming robots into influential users in Twitter.

Johnnatan Messias, Lucas Schmidt, Ricardo Oliveira, Fabrício Benevenuto

First Monday, 2013