Search Results for author: Manuel Cebrian

Found 9 papers, 2 papers with code

Algorithmic Discrimination: Formulation and Exploration in Deep Learning-based Face Biometrics

1 code implementation4 Dec 2019 Ignacio Serna, Aythami Morales, Julian Fierrez, Manuel Cebrian, Nick Obradovich, Iyad Rahwan

We experimentally show that demographic groups highly represented in popular face databases have led to popular pre-trained deep face models presenting strong algorithmic discrimination.

Face Recognition

Human detection of machine manipulated media

no code implementations6 Jul 2019 Matthew Groh, Ziv Epstein, Nick Obradovich, Manuel Cebrian, Iyad Rahwan

Here we report on a randomized experiment designed to study the effect of exposure to media manipulations on over 15, 000 individuals' ability to discern machine-manipulated media.

Causal Identification Human Detection

MemeSequencer: Sparse Matching for Embedding Image Macros

no code implementations14 Feb 2018 Abhimanyu Dubey, Esteban Moro, Manuel Cebrian, Iyad Rahwan

The analysis of the creation, mutation, and propagation of social media content on the Internet is an essential problem in computational social science, affecting areas ranging from marketing to political mobilization.

Clustering Image Clustering +3

Weather impacts expressed sentiment

no code implementations31 Aug 2017 Patrick Baylis, Nick Obradovich, Yury Kryvasheyeu, Haohui Chen, Lorenzo Coviello, Esteban Moro, Manuel Cebrian, James H. Fowler

We conduct the largest ever investigation into the relationship between meteorological conditions and the sentiment of human expressions.

Cooperating with Machines

no code implementations17 Mar 2017 Jacob W. Crandall, Mayada Oudah, Tennom, Fatimah Ishowo-Oloko, Sherief Abdallah, Jean-François Bonnefon, Manuel Cebrian, Azim Shariff, Michael A. Goodrich, Iyad Rahwan

Here, we combine a state-of-the-art machine-learning algorithm with novel mechanisms for generating and acting on signals to produce a new learning algorithm that cooperates with people and other machines at levels that rival human cooperation in a variety of two-player repeated stochastic games.

Common Sense Reasoning Face Recognition

Superintelligence cannot be contained: Lessons from Computability Theory

no code implementations4 Jul 2016 Manuel Alfonseca, Manuel Cebrian, Antonio Fernandez Anta, Lorenzo Coviello, Andres Abeliuk, Iyad Rahwan

Superintelligence is a hypothetical agent that possesses intelligence far surpassing that of the brightest and most gifted human minds.

Expecting to be HIP: Hawkes Intensity Processes for Social Media Popularity

1 code implementation19 Feb 2016 Marian-Andrei Rizoiu, Lexing Xie, Scott Sanner, Manuel Cebrian, Honglin Yu, Pascal Van Hentenryck

Modeling and predicting the popularity of online content is a significant problem for the practice of information dissemination, advertising, and consumption.

Social and Information Networks

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