Santos Gomes Ferreira

Learn More
(2010). Using open educational resources and Web 2.0 tools to support ethical reasoning in information and computer sciences project-based learning. The Higher Education Academy. For guidance on citations see FAQs. Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more(More)
The inter-disciplinarity of information systems, applied discipline and activity of design, and the study from different paradigms perspectives explains the diversity of problems addressed. The context is broad and includes important issues beyond technology, as the application, use, effectiveness, efficiency and their organizational and social impacts. In(More)
Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more information on Open Research Online's data policy on reuse of materials please consult the policies page. Abstract As I began writing this proposal, serendipity struck in the form of two conversations about Open Educational(More)
Acknowledgements I would like to express my special thanks to my advisor Professor Luís Rodrigues who gave me the opportunity to do this thesis and also the vital guidance and motivation. I extend my sincere gratitude to João Paiva for taking part in useful decisions and giving fruitful advices during the execution of all the work and preparation of this(More)
The reconstruction of signals or images from incomplete or noisy data is a recurring problem in signal theory, with important practical applications. The band-limited interpolation and extrapola-tion problems, in which the signals or images are assumed to be band-limited, are among the most often studied reconstruction problems. We discuss certain aspects(More)
  • 1