Starting from the dataset of the publication corpus of the APS during the period 1955-2009, we reconstruct the individual researchers trajectories, namely the list of the consecutive affiliations for each scholar. Crossing this information with different geographic datasets we embed these trajectories in a spatial framework. Using methods from network theory and complex systems analysis we char...

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In software testing, a test oracle refers to the mechanism for determining whether the results of the software under test agree with the expected outcomes. To achieve this, we need a means to determine the expected outcomes, a means to gauge the actual results, and a means to decide whether the actual results agree with the expected outcomes. In real-life situations, however, a test oracle may ...