我正在尝试使用我当前的数据集来预测take off delay航班。在这个时候,我只有四个维度。当我试图在x轴上用actual_time_departure(B)线性回归模型(scheduled_time_departure (A),flight_id,day_of_week)预测take_off_delay时,我得到了很好的r2_score,但是当我试图预测D11(实际上是actual_time_de
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