João Esteves

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Calculating the WCET of mission-critical satellite applications is a challenging issue. The European Space Agency is currently undertaking the CryoSat mission, consisting of a radar altimetry satellite to be launched in 2005. This paper describes the challenges and the first experimental results of calculating the WCET of the Control and Data Management(More)
Resumo — A necessidade de melhorar a confiança das pessoas nos negócios electrónicos, garantindo que as suas exigências e expectativas são cabalmente satisfeitas, é um desafio inadiável. A analogia com a realidade industrial é óbvia a certificação das empresas através das normas ISO 9000:2000 tem um impacto considerável na credibilidade e confiança das(More)
The ISocRob team and its regular participation in RoboCup since 1998 are the competition side of the SocRob project1, a research endeavor of the Intelligent Systems Laboratory of the Institute for Systems and Robotics at Instituto Superior Técnico (ISR/IST), Technical University of Lisbon, which started in 1997. The project goal is to develop a novel(More)
OBJECTIVE The aim of this study was to evaluate the diagnostic accuracy of FNA and analyse its efficacy in enabling the initiation of treatment in musculoskeletal tumours. METHODS A total of 130 FNA were performed (94 bone and 36 soft tissue lesions) guided by CT scan (n = 64), ultrasonography (n = 36) and radioscopy (n = 30). Diagnostic yield and(More)
Background: Intraosseous Synovial Sarcoma is extremely rare. To the author’s knowledge this is the first description of an intraosseous synovial sarcoma of the scapula. Case description: Here, a case of a giant Synovial Sarcoma of the body of the scapula is reported. Diagnosis was based on histologic (haematoxylin and eosin) pattern and immunohistochemical(More)
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