{
    "measure" : "progress",
    "thresholds" : [0.1, 0.2, 0.5],
    "min_lesson_length" : 3,
    "signal_smoothing" : true, 
    "parameters" : 
    {
        "param1" : [0.7, 0.5, 0.3, 0.1],
        "param2" : [100, 50, 20, 15],
        "param3" : [0.2, 0.3, 0.7, 0.9]
    }
}