Thank you, but nVehEntered still not solve the problem that i have got. I'm not sure that speed limit of road which is higher than the vehicles are effected or not ?
Best regards, Jirayu 2017-04-18 18:59 GMT+07:00 Jakob Erdmann <[email protected]>: > 1) -1 indicates that no vehicles have completely passed the detector in > that interval > 2) if vehicles always change lanes while on the detector they are not > counted. Also, vehicles which are still standing on the detector at the end > of the interval are not counted. This counting could be responsible for the > negative flows you speak of. > To get a more liberal count, use nVehEntered. See http://sumo.dlr.de/wiki/ > Simulation/Output/Induction_Loops_Detectors_%28E1%29#Generated_Output for > details. > regards, > Jakob > > 2017-04-18 9:02 GMT+02:00 Jirayu Tippayagulpairod <[email protected]>: > >> Thank you , I have some problems which is very urgent.Please answer me as >> soon as possible. >> I have seen something wrong in SUMO which may be my misunderstanding. >> FIrstly, for the loop detector , i see some nvehcontribute = 0 and >> there's occupancy but its speed and length = -1.00 . What does it meaning ? >> Second, I have use the attribute "nVehcontrib" to be consider as flow in >> flow conservation law to find the density which is not calculated by >> time.But the results of density are very strange. Some of density has >> negative values which is not impossible. In my modeling , I define flow >> as the number of vehicles which pass one edge in the interval that's why i >> use "nvehcontrib" and i define density as the number of vehicles that left >> in the edge after time slot.For better understanding , i have attached 3 >> files which are consist of >> 1. generated output from e1 detector which has problem as i >> mention in first question. (xml files) >> 2. MS excel file which directly related to first file(See >> spreadsheet out 0). It's the nvehcontrib that i have rearrange them to each >> column. Column A,C,E show the "nvehcontrib" of car for each lane (0,1,2 >> consequently). and column B,D,F show the "nvehcontrib" of bus for each lane >> with the same format of car. Column G is summation of nVehContrib of car of >> each lane and column H is summation of "nVehContrib" of bus of each lane. I >> use column G and column H to calculate the density with flow conservation >> law. >> 3. I attach the picture of flow conservation law formula for >> better clearly match understanding. >> 4. Some plotting graph of density from flow conservation law >> which is emulated from SUMO >> Finally, I apologize for any disturbance or my informal language or >> misunderstanding in this e-mail. >> Thank you and best regards, >> >> Jirayu >> >> >> 2017-04-18 12:30 GMT+07:00 Jakob Erdmann <[email protected]>: >> >>> Hello, >>> currently, the only tool that gives you a random distribution for a >>> fixed-number flow is duarouter with the option >>> --randomize-flows >>> The input route file to duarouter should define a flow with vehsPerHour >>> or some other fixed-number attribute. >>> regards, >>> Jakob >>> >>> >>> >>> 2017-04-17 11:37 GMT+02:00 Jirayu Tippayagulpairod < >>> [email protected]>: >>> >>>> Hi, I get something that i want to know about randomness flow on SUMO . >>>> I want to know that can i generate the flow with some fix number like 1200 >>>> vehicles per hour but use the probability to let the demand be randomness >>>> approximate to Poission distribution. As i read the documentation on SUMO >>>> wiki. I have found that these two attribute which are "probability" and >>>> "vehPerhour" cannot be defined together in SUMO. >>>> >>>> Best regards, >>>> >>>> Jirayu >>>> >>>> 2017-04-13 14:00 GMT+07:00 Jirayu Tippayagulpairod < >>>> [email protected]>: >>>> >>>>> Thank for answering , Now i can generated the output by class of >>>>> vehicle type. Now i have consider on the output of edgedata. About a month >>>>> ago, I have asked about the density in SUMO which now i'm understanding >>>>> that it's calculated from dwelling time. But in the macroscopic model that >>>>> i want to verify, there's some definition about density which is the >>>>> number >>>>> of vehicle at the end of time step in the considered cell (edge). >>>>> Therefore, i have read the documentation in wiki SUMO and found that the >>>>> attribute "arrived" has the same definition that i want. So i want to make >>>>> sure that my understanding is correct or not? >>>>> >>>>> Best regards, >>>>> >>>>> Jirayu >>>>> >>>>> >>>>> 2017-04-11 18:30 GMT+07:00 Jakob Erdmann <[email protected]>: >>>>> >>>>>> Hello, >>>>>> the 'vTypes' attribute is only available for E1 detectors since >>>>>> version 0.29.0. You are using an older version of sumo where these >>>>>> detectors used the attribute >>>>>> splitByType="true" >>>>>> to affect output split by types. Please refer to the documentation >>>>>> that came with your sumo version for details (or upgrade to the latest >>>>>> version instead). >>>>>> regards, >>>>>> Jakob >>>>>> >>>>>> 2017-04-10 6:41 GMT+02:00 Jirayu Tippayagulpairod < >>>>>> [email protected]>: >>>>>> >>>>>>> Dear Jakob, >>>>>>> Thank you, I have some few problems with loop detectors (E1) , when >>>>>>> I write the attribute "vTypes" to generate two type of vehicles output >>>>>>> such >>>>>>> as bus and car. The outputs look to be the same in every generated >>>>>>> output >>>>>>> i.e. flow, occupancy, speed,..., etc. and I have attached the additional >>>>>>> file that i have written. Do i understand something wrong ? >>>>>>> >>>>>>> Best regards, >>>>>>> >>>>>>> Jirayu >>>>>>> >>>>>>> 2017-04-10 2:38 GMT+07:00 Jakob Erdmann <[email protected]> >>>>>>> : >>>>>>> >>>>>>>> yes >>>>>>>> >>>>>>>> 2017-04-07 18:22 GMT+02:00 Jirayu Tippayagulpairod < >>>>>>>> [email protected]>: >>>>>>>> >>>>>>>>> Thank you for your kindness with information.If i use detector E1 >>>>>>>>> or E2 , all of generated output can be summed up to consider about the >>>>>>>>> output of that edge , isn't it ? >>>>>>>>> >>>>>>>>> Best regards, >>>>>>>>> >>>>>>>>> Jirayu >>>>>>>>> >>>>>>>>> 2017-04-07 12:29 GMT+07:00 Jakob Erdmann < >>>>>>>>> [email protected]>: >>>>>>>>> >>>>>>>>>> Hello, >>>>>>>>>> my wording was imprecise. What I meant to say was: >>>>>>>>>> If you want to simulate detectors on all lanes of an edge you >>>>>>>>>> either need to use E2 (or E1) detectors for each lane or you can >>>>>>>>>> define an >>>>>>>>>> E3 detector that covers the whole edge. If you want to capture >>>>>>>>>> traffic data >>>>>>>>>> over the whole length of the edge you use edgeData-output as well ( >>>>>>>>>> http://sumo.dlr.de/wiki/Simulation/Output/Lane-_or_Edge-bas >>>>>>>>>> ed_Traffic_Measures) >>>>>>>>>> >>>>>>>>>> Sumo simulates lane-changing whenever there is more than 1 lane >>>>>>>>>> going in the same direction. >>>>>>>>>> When using the sublane-model (http://sumo.dlr.de/wiki/Simul >>>>>>>>>> ation/SublaneModel) lane-changing within a single lane is also >>>>>>>>>> supported. >>>>>>>>>> With a suitably prepared network, overtaking through the opposite >>>>>>>>>> direction edge is also supported (http://sumo.dlr.de/wiki/Simul >>>>>>>>>> ation/OppositeDirectionDriving) >>>>>>>>>> >>>>>>>>>> regards, >>>>>>>>>> Jakob >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> 2017-04-06 15:33 GMT+02:00 Jirayu Tippayagulpairod < >>>>>>>>>> [email protected]>: >>>>>>>>>> >>>>>>>>>>> Thank you Jakob, I have found some paper about lane changing in >>>>>>>>>>> SUMO but still don't follow up. Could you give me more information >>>>>>>>>>> that now >>>>>>>>>>> SUMO can do the lane changing in each edge or not and if it's , how >>>>>>>>>>> to >>>>>>>>>>> adjust it ? >>>>>>>>>>> >>>>>>>>>>> best regards, >>>>>>>>>>> >>>>>>>>>>> Jirayu >>>>>>>>>>> >>>>>>>>>>> 2017-04-03 16:58 GMT+07:00 Jakob Erdmann < >>>>>>>>>>> [email protected]>: >>>>>>>>>>> >>>>>>>>>>>> Only consecutive lanes can be simulated with E2 if you need >>>>>>>>>>>> parallel lanes you should use E3 instead. >>>>>>>>>>>> regards, >>>>>>>>>>>> Jakob >>>>>>>>>>>> >>>>>>>>>>>> 2017-04-03 10:40 GMT+02:00 Jirayu Tippayagulpairod < >>>>>>>>>>>> [email protected]>: >>>>>>>>>>>> >>>>>>>>>>>>> Hi, Jakob >>>>>>>>>>>>> I have some few more questions which is about >>>>>>>>>>>>> areadetector in SUMO(E2) http://sumo.dlr.de/wiki/Simul >>>>>>>>>>>>> ation/Output/Lanearea_Detectors_(E2) . My question is can we >>>>>>>>>>>>> simulate areadetector such as L1_0,L1_1,L1_2 together in one >>>>>>>>>>>>> detector ? or >>>>>>>>>>>>> only consecutive lane can be simulated >>>>>>>>>>>>> >>>>>>>>>>>>> Best regards, >>>>>>>>>>>>> >>>>>>>>>>>>> Bank >>>>>>>>>>>>> >>>>>>>>>>>>> 2017-02-15 15:17 GMT+07:00 Jakob Erdmann < >>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>> >>>>>>>>>>>>>> yes >>>>>>>>>>>>>> >>>>>>>>>>>>>> 2017-02-15 1:46 GMT+01:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> Thank you very much , if i consider on per edge then l = >>>>>>>>>>>>>>> length of the edge , am i right ? >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Best regards, >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> jirayu >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> 2017-02-14 23:28 GMT+07:00 Jakob Erdmann < >>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> density = s / t * 1000 / l >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> with >>>>>>>>>>>>>>>> s = sum of seconds all vehicles spent on the edge within >>>>>>>>>>>>>>>> the aggregation interval >>>>>>>>>>>>>>>> t = aggregation interval in seconds >>>>>>>>>>>>>>>> l = length of the lane in m >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> regards, >>>>>>>>>>>>>>>> Jakob >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> 2017-02-14 16:12 GMT+01:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Dear user and developers, >>>>>>>>>>>>>>>>> I have few question about density output that >>>>>>>>>>>>>>>>> how does density in SUMO calculate ? I mean that SUMO >>>>>>>>>>>>>>>>> program is >>>>>>>>>>>>>>>>> calculated by approximation with travel-time or count the >>>>>>>>>>>>>>>>> vehicle in >>>>>>>>>>>>>>>>> specified edge or others ? I want some information because i >>>>>>>>>>>>>>>>> would use it >>>>>>>>>>>>>>>>> in some macroscopic model. Thank you >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Best regards, >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Jirayu Tippayagulpairod >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> 2017-02-09 9:20 GMT+07:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> Thank you very much. It's helped me a lot >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> 2017-02-08 22:39 GMT+07:00 Jakob Erdmann < >>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> yes. (don't forget the quotes) >>>>>>>>>>>>>>>>>>> vTypes="bus" >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> 2017-02-08 9:09 GMT+01:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> Oh thank you very much, It means that you use this for >>>>>>>>>>>>>>>>>>>> example >>>>>>>>>>>>>>>>>>>> <edgeData id="<MEASUREMENT_ID>" file="<OUTPUT_FILE>" >>>>>>>>>>>>>>>>>>>> vTypes = bus/> >>>>>>>>>>>>>>>>>>>> and import this as additional file before simulation , >>>>>>>>>>>>>>>>>>>> am i right ? >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> Best regards, >>>>>>>>>>>>>>>>>>>> Bank >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> 2017-02-07 14:08 GMT+07:00 Jakob Erdmann < >>>>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Yes, the metrics you require will be available >>>>>>>>>>>>>>>>>>>>> separately for each of the types you select (see >>>>>>>>>>>>>>>>>>>>> http://sumo.dlr.de/wiki/Simula >>>>>>>>>>>>>>>>>>>>> tion/Output/Lane-_or_Edge-base >>>>>>>>>>>>>>>>>>>>> d_Traffic_Measures#Value_Descriptions). By setting a >>>>>>>>>>>>>>>>>>>>> different value for the output 'file' attribute for each >>>>>>>>>>>>>>>>>>>>> type, it is easy >>>>>>>>>>>>>>>>>>>>> to process them separately as well. >>>>>>>>>>>>>>>>>>>>> regards, >>>>>>>>>>>>>>>>>>>>> Jakob >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> 2017-02-06 9:10 GMT+01:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> Thank you for your suggestion. But i still have some >>>>>>>>>>>>>>>>>>>>>> confused that if i generate the output via edge data , >>>>>>>>>>>>>>>>>>>>>> Could I export the >>>>>>>>>>>>>>>>>>>>>> output that I mentioned before (edge performance e.g. >>>>>>>>>>>>>>>>>>>>>> density and >>>>>>>>>>>>>>>>>>>>>> traveltime ) I apologize for any misunderstanding .I am >>>>>>>>>>>>>>>>>>>>>> some beginner in >>>>>>>>>>>>>>>>>>>>>> SUMO >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> Best regards, >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> Jirayu >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> 2017-02-06 13:49 GMT+07:00 Jakob Erdmann < >>>>>>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> When using simulated induction loops ( >>>>>>>>>>>>>>>>>>>>>>> http://sumo.dlr.de/wiki/Simul >>>>>>>>>>>>>>>>>>>>>>> ation/Output/Induction_Loops_Detectors_(E1)) you >>>>>>>>>>>>>>>>>>>>>>> can set the attribute splitByType="true" to get >>>>>>>>>>>>>>>>>>>>>>> type-specific output. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> When using edgeData (http://sumo.dlr.de/wiki/Simul >>>>>>>>>>>>>>>>>>>>>>> ation/Output/Lane-_or_Edge-based_Traffic_Measures) >>>>>>>>>>>>>>>>>>>>>>> you can filter for type by setting the vTypes attribute >>>>>>>>>>>>>>>>>>>>>>> (i.e. >>>>>>>>>>>>>>>>>>>>>>> vTypes="bus"). You will then need a separate >>>>>>>>>>>>>>>>>>>>>>> <edgeData>-definitions for >>>>>>>>>>>>>>>>>>>>>>> each type (or list of types) you are interested in. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> regards, >>>>>>>>>>>>>>>>>>>>>>> Jakob >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> 2017-02-03 2:33 GMT+01:00 Jirayu Tippayagulpairod < >>>>>>>>>>>>>>>>>>>>>>> [email protected]>: >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> Dear user and developers , >>>>>>>>>>>>>>>>>>>>>>>> I'm student in Thailand who do the >>>>>>>>>>>>>>>>>>>>>>>> project with SUMO >>>>>>>>>>>>>>>>>>>>>>>> program and I have some question to ask. As I used >>>>>>>>>>>>>>>>>>>>>>>> SUMO , it can simulate >>>>>>>>>>>>>>>>>>>>>>>> the many type of vehicle in traffic and the >>>>>>>>>>>>>>>>>>>>>>>> output is in form of enter , left ,density , travel >>>>>>>>>>>>>>>>>>>>>>>> time but it doesn't >>>>>>>>>>>>>>>>>>>>>>>> show each type of output (For example : I mean that >>>>>>>>>>>>>>>>>>>>>>>> 4 outputs for car and 4 >>>>>>>>>>>>>>>>>>>>>>>> outputs for bus individually) Therefore, I want to >>>>>>>>>>>>>>>>>>>>>>>> know that Can SUMO >>>>>>>>>>>>>>>>>>>>>>>> simulate the outputs individually for each type of >>>>>>>>>>>>>>>>>>>>>>>> vehicles or it cannot ? >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> Best regards, >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> Jirayu Tippayagulpairod >>>>>>>>>>>>>>>>>>>>>>>> ------------------------------ >>>>>>>>>>>>>>>>>>>>>>>> ------------------------------------------------ >>>>>>>>>>>>>>>>>>>>>>>> Check out the vibrant tech community on one of the >>>>>>>>>>>>>>>>>>>>>>>> world's most >>>>>>>>>>>>>>>>>>>>>>>> engaging tech sites, SlashDot.org! >>>>>>>>>>>>>>>>>>>>>>>> http://sdm.link/slashdot >>>>>>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>>>>>> sumo-user mailing list >>>>>>>>>>>>>>>>>>>>>>>> [email protected] >>>>>>>>>>>>>>>>>>>>>>>> https://lists.sourceforge.net/ >>>>>>>>>>>>>>>>>>>>>>>> lists/listinfo/sumo-user >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> > ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ sumo-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sumo-user
