the FAQ is always a good place to start looking: http://sumo-sim.org/wiki/FAQ#How_do_I_maintain_the_same_number_of_vehicles_in_the_net.3F The kind of probabilistic, dynamic rerouting you describe could also be implemented this way.
regards, Jakob 2014-03-05 22:17 GMT+01:00 Ana Bazzan <[email protected]>: > Hi > > apologize if this topic was already discussed. If so, could you please > tell me where I can find such discussion? > > We need to measure the performance of some traffic measures we are > implementing using SUMO. These measures range from TL control to traffic > assignment. > > In order to measure the performance, we would like to have a more or > less constant nb of cars during the whole simulation time. If we use OD > flows, then cars enter the network, travel, and leave. We can never have > a more or less constant nb of them in the simulation. Using other > methods also have drawbacks (e.g. random trips are too random ;-) ) and > in any case all of them have the same issue namely that the network is > empty in the beginning and in the end of the simulation. > > Question then is: is there something like the Nagel-Schreckenberg > behavior in which cars are particles that decide probabilistically at > each junction in which direction (which link) they continue to travel? > This would ensure that all cars enter and stay there all the time, plus > we could set the probabilities in each junction in a way that is based > on real-world data (e.g., from coutings at the junctions). > > I appreciate if you could point me to some way to implement this > behavior in SUMO if it exists. > > Thanks > Ana > > > > ------------------------------------------------------------------------------ > Subversion Kills Productivity. Get off Subversion & Make the Move to > Perforce. > With Perforce, you get hassle-free workflows. Merge that actually works. > Faster operations. Version large binaries. Built-in WAN optimization and > the > freedom to use Git, Perforce or both. Make the move to Perforce. > > http://pubads.g.doubleclick.net/gampad/clk?id=122218951&iu=/4140/ostg.clktrk > _______________________________________________ > sumo-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/sumo-user > ------------------------------------------------------------------------------ Subversion Kills Productivity. Get off Subversion & Make the Move to Perforce. With Perforce, you get hassle-free workflows. Merge that actually works. Faster operations. Version large binaries. Built-in WAN optimization and the freedom to use Git, Perforce or both. Make the move to Perforce. http://pubads.g.doubleclick.net/gampad/clk?id=122218951&iu=/4140/ostg.clktrk _______________________________________________ sumo-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sumo-user
