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

PECOUNT-I

Traffic Records as Time Series

PECOUNT-I was developed for Aggregated stations, with long data records, and which are typically permanent stations. Hourly traffic time series have long-range dependence, thus, an Autoregressive Fractionally Integrated Moving Average (ARFIMA) model was adopted.  

Structure of PECOUNT-I

 For long-term data records, our approach uses an Autoregressive Fractional Integrated Moving Average (AFRIMA) technique (Olatayo and Adedotun, 2014) to extend hourly traffic counts at permanent stations; the model is entitled PECOUNT-I. This is the highest level model that feeds information and prediction to the downstream stations with medium range data  

Overall structure of PECOUNT-I

Overall structure of PECOUNT-I

Performance

Comparing observed & predicted values

Performance is great when dealing with the permanent stations

 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