Category: Science

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Analyzing gender inequality through large-scale Facebook advertising data

David Garcia, Yonas Mitike Kassa, Angel Cuevas, Manuel Cebrian, Esteban Moro, Iyad Rahwan, and Ruben Cuevas PNAS June 19, 2018. 201717781 [LINK] Abstract: Online social media are information resources that can have a transformative power in society. While the Web was envisioned as an equalizing force that allows everyone to access information, the digital divide prevents large amounts of people from being...

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Weather impacts expressed sentiment

Patrick Baylis, Nick Obradovich, Yury Kryvasheyeu, Haohui Chen, Lorenzo Coviello, Esteban Moro, Manuel Cebrian, James H. Fowler PLoS ONE 13(4): e0195750 (2018) [LINK] Abstract:  We conduct the largest ever investigation into the relationship between meteorological con- ditions and the sentiment of human expressions. To do this, we employ over three and a half billion social media posts from tens of millions of individuals from both Facebook and...

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MemeSequencer: Sparse Matching for Embedding Image Macros

Abhimanyu Dubey, Esteban Moro, Manuel Cebrian, Iyad Rahwan WWW’18 Proceedings of the Web Conference 2018 [LINK] Abstract: 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. A first step towards understanding the evolution of images online is the analysis of...

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Important relationships are not bursty

What are the properties of a long-lasting relationship? This important question as intrigued the social scientists during the last decades and has triggered numerous publications, surveys and experiments to detect what patterns are behind social relationships that persist. Probably the most famous finding is that of Granovetter who proposed that strong relationships are the ones more likely to persist in the...

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Temporal patterns behind the strength of persistent ties

Henry Navarro, Giovanna Miritello, Arturo Canales, Esteban Moro EPJ Data Science (2017) 6:31 [LINK] Summary: Could social media data aid in disaster response and damage assessment? Countries face both an increasing frequency and an increasing intensity of natural disasters resulting from climate change. During such events, citizens turn to social media platforms for disaster-related communication and information. Social media improves situational...

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Network Science for kids!

One of my favorite activities is to teach my field or research network science to high-schoolers. We (together with my colleague Cristina Brändle) have been doing that from our university to the local high schools in Madrid. Since they know concepts like equations, probability or geometry, it is somehow easy to show them concepts like what is a network, small...