João Varajão

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Product or company names used in this set are for identification purposes only. Inclusion of the names of the products or companies does not indicate a claim of ownership by IGI Global of the trademark or registered trademark. Enterprise information systems design, implementation and management : organizational applications / Maria Manuela Cruz-Cunha and(More)
In this paper, we present a two-step approach for modelling controlled flexibility in software processes: (1) senior process engineers express which, where and how changes can be applied onto process elements, (2) other process participants can easily identify which changes they are allowed to perform, and act accordingly. To support this, we propose a(More)
AbstrAct Over the past few decades, information systems and technologies have taken on a wide variety of roles within organizations, ranging from operational support to the strategic support of the company. Therefore, there have been significant changes in the motives for their adoption that are vital to understand to guarantee that investment is properly(More)
Systems simulation has been widely used in the last decades in order to analyze the impact of different scenarios in several areas, and its application to information systems in no exception. Analyzing information systems through simulation models is simultaneously much more affordable; it is required a smaller amount of resources and it is less disruptive(More)
In modern day's institutions, risk management plays a crucial role as it aims to minimize the likelihood of adverse events and contributes to improve the quality of services delivery. In health care, an effective risk management is only possible if supported by information systems that can produce high quality measures and meaningful risk indicators. These(More)