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Given the same input data, why is the output of the HCM and that of a traffic microsimulation tool different?

April 26, 2017Data different given HCM input microsimulation output Tool Traffic

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Given the same input data, why is the output of the HCM and that of a traffic microsimulation tool different?

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A number of factors can attribute to the discrepancies. This may vary between tools, but overall may be due to the respective tools ability to analyze the alternative, assumptions made due to gaps in data, the level of effort dedicated to calibrating the model, and the way in which the respective tool accumulates and reports output data.