Monthly archives: March, 2011

Reliability in Path Building

There is an idea floating around the transportation planning community that drivers are sensitive to the variability in travel time when choosing their routes. This idea suggests that drivers will tend to avoid short routes where the travel times are unpredictable and may instead choose longer routes where the travel times are consistent from day …

Parallel Processing and Multithreading

Almost everyone today has a computer with more than 1 core.  Those of us who run time-intensive applications, such as simulations, are frustrated in having to wait for results that should be gotten much sooner had all the cores been fully engaged on the task.  Many of us have had the experience of looking at …