Traffic Emission Prediction scheme (TEPs)

Traffic Emission Prediction scheme (TEPs)Traffic Emission Prediction scheme (TEPs)Traffic Emission Prediction scheme (TEPs)

Traffic Emission Prediction scheme (TEPs)

Traffic Emission Prediction scheme (TEPs)Traffic Emission Prediction scheme (TEPs)Traffic Emission Prediction scheme (TEPs)
  • Home
  • Features
    • TEPs-I: Traffic module
    • TEPs-II: emission module
    • Satellite data for TEPs
  • Applications
    • PECOUNT-I
    • PECOUNT-II
    • PRTCS
    • KCOUNT
    • OptimStation
  • Results
    • Case Studies
  • Publications
  • TEPs in other websites
  • More
    • Home
    • Features
      • TEPs-I: Traffic module
      • TEPs-II: emission module
      • Satellite data for TEPs
    • Applications
      • PECOUNT-I
      • PECOUNT-II
      • PRTCS
      • KCOUNT
      • OptimStation
    • Results
      • Case Studies
    • Publications
    • TEPs in other websites

  • Home
  • Features
    • TEPs-I: Traffic module
    • TEPs-II: emission module
    • Satellite data for TEPs
  • Applications
    • PECOUNT-I
    • PECOUNT-II
    • PRTCS
    • KCOUNT
    • OptimStation
  • Results
    • Case Studies
  • Publications
  • TEPs in other websites

TEP-I: Atraffic module

 TEPs uses traffic count data to predict periodic and annual volumes at the level of each individual roadway.  TEPs-I is a chain of models for traffic volume and consists of six sub-models including novel spatio-temporal aggregation and disaggregation models, data pattern recognition, advanced interpolation, and machine learning methods. Models at the top of chain address stations that have long records of data, and feed information to lower level models.  

What makes TEPs different !

Inner data transferability

Prediction even with scarce data

Prediction even with scarce data

 A key for better prediction. TEPs feeds information from permanent monitoring sites to temporary sites for better traffic prediction 

Prediction even with scarce data

Prediction even with scarce data

Prediction even with scarce data

 TEPs uses a network-based interpolation technique to predict traffic volume for all roads, even for locations without monitoring sites.

Generalizability

Prediction even with scarce data

Make a spatial variability visible

 TEPs can be used at any location and scale with minimum data requirement.  

Make a spatial variability visible

Make a spatial variability visible

Make a spatial variability visible

 TEPs generates maps of traffic volumes across an urban road  network

Easy to use

Make a spatial variability visible

Fast and Reliable

  TEPs has a very user friendly interface.  

Fast and Reliable

Make a spatial variability visible

Fast and Reliable

TEPs can predict 10 years of traffic volumes for all roads in a metropolitan area in  a single day

TEPs-I A User Friendly Interface !

PRTCS, KCOUNT and LocalSVR

    Overall Structure

    TEPs structure for traffic volume prediction

    TEPs-I is a chain of models for traffic volume prediction and consists of six sub-models including novel spatio-temporal disaggregation and aggregation sub-models (PECOUNT-I and PECOUNT-II), data pattern recognition model (PRTCS), advanced interpolation model (KCOUNTS), machine learning-based model (Local-SVR), and optimization model (OPTIM-STATIONS). Models at the top of chain feed information to lower level models.  

    TEPs performance

    TEPs-I was used to predict periodic and annual volumes at the level of each individual roadway (more than 50000 roads) from 2007 to 2016 in the City of Toronto. Outputs of sub-models (PECOUNT-I & II; PRTCS; KCOUNTS and Local-SVR) were validated against observed traffic counts, indicating robust model performance.  

    Learn More

     This project was supported by The City of Toronto's Transportation Services Division  and Atmospheric Fund

     

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    Updated on Feb 28, 2019