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Recently, there has been a growing interest in self-adaptive systems. Roadmap papers in this area point to feedback loops as a promising way of operationalizing adaptivity in such systems. In this… (More)
- Vítor Estêvão Silva Souza, Alexei Lapouchnian, John Mylopoulos
- 2012 7th International Symposium on Software…
- 2012
It is often the case that stakeholders want to strengthen/weaken or otherwise change their requirements for a system-to-be when certain conditions apply at runtime. For example, stakeholders may… (More)
- Raian Ali, Fabiano Dalpiaz, Paolo Giorgini, Vítor Estêvão Silva Souza
- BMMDS/EMMSAD
- 2011
Requirements evolution is a main driver for systems evolution. Traditionally, requirements evolution is associated to changes in the users’ needs and environments. In this paper, we explore another… (More)
- Vítor Estêvão Silva Souza, Alexei Lapouchnian, John Mylopoulos
- OTM Conferences
- 2012
Coping with run-time uncertainty pose an ever-present threat to the fulfillment of requirements for most software systems (embedded, robotic, socio-technical, etc.). This is particularly true for… (More)
- Beatriz Franco Martins, Vítor Estêvão Silva Souza
- WebMedia
- 2015
In the field of Web Engineering, many methods have been proposed. FrameWeb is a method that targets the development of systems that use certain kinds of frameworks in their architecture, proposing… (More)
- Vítor Estêvão Silva Souza, Alexei Lapouchnian, Konstantinos Angelopoulos, John Mylopoulos
- Computer Science - Research and Development
- 2012
It is often the case that stakeholders want to strengthen/weaken or otherwise change their requirements for a system-to-be when certain conditions apply at runtime. For example, stakeholders may… (More)
- Vítor Estêvão Silva Souza, John Mylopoulos
- 2011 2nd International Workshop on Requirements…
- 2011
Several proposals for the design of adaptive systems rely on some kind of feedback loop that monitors the system output and adapts in case of failure. Roadmap papers in the area advocate the need to… (More)
- Genci Tallabaci, Vítor Estêvão Silva Souza
- 2013 8th International Symposium on Software…
- 2013
The Zanshin framework adopts a Requirements Engineering perspective to the design of adaptive systems and is centered around the idea of feedback loops. Evaluation experiments conducted so far have… (More)