lcCooperativeSpeed governs speed adjustment by ego vehicle *and* surrounding vehicles. However, with your configuration the vehicles will not change themselves to free up a lane (i.e. moving to the left to help other cars merge at an on-ramp).
Am Mi., 10. März 2021 um 15:31 Uhr schrieb Bae, Jong In <[email protected]>: > Thank you, Jakob, for your suggestion! > > I have a follow up question. I have lcCooperative = 0 and > lcCooperativeSpeed = 1 for all 5 vehicles in the picture. > > Would this parameter setting make white vehicles slow down for red > vehicles? > > I thought having lcCooperative=0 would not make vehicles (white) slow down > for merging vehicles (red). And lcCooperativeSpeed=1 would only govern the > speed change of the merging vehicles (red) themselves. > > But it seems like (as the first white vehicle is braking in the picture) > this setting is making the white vehicles perform cooperative lane change > (white vehicles slowing down for red vehicles)? > > Thank you so much for your help. > > ------------------------------ > *From:* sumo-user <[email protected]> on behalf of Jakob > Erdmann <[email protected]> > *Sent:* Tuesday, March 9, 2021 2:48 AM > *To:* Sumo project User discussions <[email protected]> > *Subject:* Re: [sumo-user] SUMO Parameters to Ensure Lane Change > > Hello, > the cooperative speed adjustments for laneChanging are disabled when > setting lcCooperative=0. If you don't want cooperative lane changing but > still want automatic speed adjustments, set vType attribute > lcCooperativeSpeed=1 > Also, you can configure a more aggressive gap acceptance by setting > lcAssertive > 1 > > regards, > Jakob > > Am So., 7. März 2021 um 15:50 Uhr schrieb Bae, Jong In <[email protected] > >: > > Hello, > > I'm running a simple scenario where I have 5 vehicles (with exact same > parameteres) departing from the left lane and set their route so that they > must change to right lane. > I'm letting SUMO decide the merge point. I'd like to ensure all 5 vehicles > complete lane change before they reach the end of the roadway. > > As shown in the image, 3 vehicles changed their lane in advance but 2 of > them could not until the end of the lane where they got stuck and waited > for the next gap. > This makes a perfect sense since those 5 vehicles are traveling in a > group. But we are trying to avoid vehicles getting stuck at the end of the > lane. > > I was wondering if there would be parameters I can change to ensure these > vehicles change lane before the end of the lane. > I've tried with high values of lcStrategic and high values of lcSpeedgain > but was not successful. > > Are there parameters that make the vehicles adjust their speed to search > for merging gap? > My team decided that we want lcCooperative=0 for our future scenarios and > we don't want to intervene with TraCI since this is our base case (we want > SUMO to handle everything). > > I apologize for this complication but would really appreciate any > suggestions! > > Thanks! > _______________________________________________ > sumo-user mailing list > [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user > <https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.eclipse.org%2Fmailman%2Flistinfo%2Fsumo-user&data=04%7C01%7Cjbae42%40gatech.edu%7C544db54d5b744dd2cb3c08d8e2cfc010%7C482198bbae7b4b258b7a6d7f32faa083%7C0%7C0%7C637508729199992836%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=Jh1aVqcA0xlJSVptSpchwE%2FMI8Rp2BscbajOn7KwLAA%3D&reserved=0> > > _______________________________________________ > sumo-user mailing list > [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user >
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