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  1. K

    Assessing how good a model is

    The speed model is a regression model (things such as posted speed limit, width of road, slope... are the input variables). But it is not a model that we have developed, we've just developed the driver behavior part, and the speed model itself has been generally well established in practice...
  2. K

    Assessing how good a model is

    I have a model that predicts speed at points along a roadway. Additionally I have measured speeds along the roadway (not used to make the model). The data sets have 3000+ matched points. I want to be able to say something about how good the model is (we have added an extra module to the model...