Search Results for author: Guillermo Suarez-Tangil

Found 6 papers, 4 papers with code

A Holistic Indicator of Polarization to Measure Online Sexism

no code implementations2 Apr 2024 Vahid Ghafouri, Jose Such, Guillermo Suarez-Tangil

This indicator is important for policymakers and moderators of online communities (e. g., subreddits) and computational social scientists, either to revise moderation strategies based on the degree of sexism or to match and compare the temporal sexism across different platforms and communities with real-time events and infer social scientific insights.

AI in the Gray: Exploring Moderation Policies in Dialogic Large Language Models vs. Human Answers in Controversial Topics

1 code implementation28 Aug 2023 Vahid Ghafouri, Vibhor Agarwal, Yong Zhang, Nishanth Sastry, Jose Such, Guillermo Suarez-Tangil

The introduction of ChatGPT and the subsequent improvement of Large Language Models (LLMs) have prompted more and more individuals to turn to the use of ChatBots, both for information and assistance with decision-making.

Decision Making

Lady and the Tramp Nextdoor: Online Manifestations of Economic Inequalities in the Nextdoor Social Network

no code implementations11 Apr 2023 Waleed Iqbal, Vahid Ghafouri, Gareth Tyson, Guillermo Suarez-Tangil, Ignacio Castro

We collect 2. 6 Million posts from 64, 283 neighborhoods in the United States and 3, 325 neighborhoods in the United Kingdom, to examine whether online discourse reflects the income and income inequality of a neighborhood.

A First Look at the Crypto-Mining Malware Ecosystem: A Decade of Unrestricted Wealth

1 code implementation3 Jan 2019 Sergio Pastrana, Guillermo Suarez-Tangil

Our analysis pipeline applies both static and dynamic analysis to extract information from the samples, such as wallet identifiers and mining pools.

Cryptography and Security

On the Origins of Memes by Means of Fringe Web Communities

2 code implementations31 May 2018 Savvas Zannettou, Tristan Caulfield, Jeremy Blackburn, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini, Guillermo Suarez-Tangil

In this paper, we detect and measure the propagation of memes across multiple Web communities, using a processing pipeline based on perceptual hashing and clustering techniques, and a dataset of 160M images from 2. 6B posts gathered from Twitter, Reddit, 4chan's Politically Incorrect board (/pol/), and Gab, over the course of 13 months.

Social and Information Networks Computers and Society

Eight Years of Rider Measurement in the Android Malware Ecosystem: Evolution and Lessons Learned

1 code implementation24 Jan 2018 Guillermo Suarez-Tangil, Gianluca Stringhini

In this paper, we conduct the largest measurement of Android malware behavior to date, analyzing over 1. 2 million malware samples that belong to 1. 2K families over a period of eight years (from 2010 to 2017).

Cryptography and Security

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