Most data are associated with a place, and many are also associated with a moment in time, a time interval, or another linked temporal component. Spatiotemporal data (i.e., data with elements of both space and time) can ...

Active participation and collaboration of community members are crucial to the continuation and expansion of open source software projects. Researchers have recognized the value of community in open source development an ...

Design and control of vector fields is critical for many visualization and graphics tasks such as vector field visualization, fluid simulation, and texture synthesis. The fundamental qualitative structures associated wit ...