Tiago Santos

Tiago Santos
ISCTE-Instituto Universitário de Lisboa | ISCTE · School of Technology and Architecture

PhD student

About

9
Publications
3,265
Reads
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31
Citations
Education
February 2016 - February 2018
ISCTE-Instituto Universitário de Lisboa
Field of study
  • Complexity Sciences
October 2010 - December 2012
ISCTE-Instituto Universitário de Lisboa
Field of study
  • Open Source Software
October 2008 - June 2009
IADE
Field of study
  • Theory of Visual Culture

Publications

Publications (9)
Conference Paper
Full-text available
In the last few years, Massive Open Online Courses (MOOCs) have dominated the discussion of the role of online learning in the future of higher education (HE). The MOOC movement is mostly based in the USA where the for-profit educational start-ups such as Coursera, Udacity, and the MIT and Harvard-founded non-profit platform edX take the lead. On t...
Thesis
Full-text available
Globalization and economic interdependency of a post-modern society point toward an internationalization mission for the university. However, on a global scale, social, economic, and cultural circumstances have significant effects upon an individual’s ability to show the merit required in higher education. The growing open access movement reveals t...
Conference Paper
Full-text available
The growing open access movement reveals the early emergence of a meta-university. Massive Open Online Courses (MOOC), the most recent branch in the Open Education Resources (OER) movement, take a step forward in courses dissemination, integrating reputation and network aspects. Although MOOC's enrollment success in delivering courses to thousands...
Poster
Full-text available
In this work, we explore agenda-setting effects in the Twitter debate about the Brazilian Presidential Elections 2018. Our results reveal a complex dynamic in the transmission of the media agenda to the public with the distribution of shared media outlets aligned according to a truncated power-law, reflecting a "preferential attachment" behavior. H...
Article
In this paper, we study the relationship between social media and traditional media and their impact on democratic systems. We revisit the concepts of the public sphere and agenda‐setting and translate them into the current media landscape. Using topic‐modelling techniques, we explore the effects of first level agenda‐setting in the Twitter debate...
Conference Paper
This paper investigates first-level agenda-setting effects on Twitter during UK's EU referendum campaign. Using topic-modeling techniques, we investigate the dynamics of the interaction between users and the media content, and how the media outlets relate to each other. Results show that traditional media outlets dominated the debate, but alternati...
Conference Paper
Full-text available
A virtual field trip to the Costa de Caparica fossil cliff is presented as an example of a stratigraphic and paleontologic itinerary, that may be used in the classroom to illustrate the rich and complex geologic history of the Lower Tagus Basin vestibular region, since the Paleogenic to nowadays. The importance of the 1755 Lisbon earthquake in the...
Poster
Full-text available
Divulga-se um itinerário virtual à Arriba Fóssil da Caparica. O objectivo é ilustrar de modo interactivo aspectos da sua constituição, génese, evolução geológica, e fossilização, desde o Paleogénico até aos nossos dias. A aplicação foi desenvolvida em linguagem HTML e Javascript (contém texto, animações de vídeo, imagens e ligações para sítios na i...
Conference Paper
Full-text available
SUMÁRIO Apresenta-se a visita virtual à Arriba Fóssil de Costa de Caparica como exemplo de itinerário interactivo, estratigráfico e paleontológico, para ilustrar a história geológica da região distal da Bacia do Baixo Tejo, desde o Paleogénico até o Actual. Procura-se facilitar a compreensão da génese e constituição geológica da Arriba fóssil de Co...

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