• Towards Precision Social Media Analysis (2021)
    Speed Data-ing, NULab for Texts, Maps, and Networks, Northeastern University, Boston, USA

  • User Representations for Human-Centered AI (2021)
    Khoury College of Computer Science, Northeastern University, Boston, USA

  • Empowering Social Media Analysis for Social Good (2017)
    CLSP Seminar, Johns Hopkins University, Baltimore, USA

  • Representation Learning for Agile Social Media Analysis (2016)
    SIGAI CNC, Northeastern University, Boston, USA

  • Towards Social Media Analysis for Low-Resource Languages (2015)
    Priberam Machine Learning Lunch Seminars, Instituto Superior Técnico, Lisboa, Portugal

  • How to build a Twitter Sentiment Classifier (2014)
    Sapo Labs Talks, Sapo Labs Lisboa, Lisboa, Portugal

  • Análise de Sentimento em Social Media (2014)
    Workshop em Jornalismo Computacional, Faculdade de Engenharia da Universidade do Porto, Porto, Portugal

  • REACTION: Retrieval Extraction and Aggregation Computing Technology for Integrating and Organizing News (2013)
    joint presentation with Paula Carvalho and Raquel Albuquerque
    Technologies, Design & Communication Workshop, Isla Laureate International Universities, Lisboa, Portugal