Top cited Portuguese Machine Learning researchers

It turns out that there are several very high profile Portuguese researchers in the field of Machine Learning, even though they all seem to live and work abroad. Here are, to the best of my knowledge, the most cited ones, including their current affiliation and the total citations according to Google Scholar (as of Sept. 2015):

  1. Fernando Pereira (Google, USA) citations: 32496
  2. Pedro Domingos (University of Washington, USA) citations: 27248
  3. Manuela Veloso (Carnegie Mellon University, USA) citations: 22405
  4. Nando de Freitas (Oxford University and Google DeepMind, UK) citations: 18439
  5. José Príncipe (University of Florida, USA) citations: 16823
  6. Nuno Vasconcelos (University of California San Diego, USA) citations: 8123