mae指标使用?atam常用的度量指标?
MAE(meanabsoluteerror,平均绝对误差),其公式为:mae=1m∑i?1m∣yi?y^i∣mae=\\frac{1}{m}\\sum_{i-1}^my_i-\\haty_imae=m1i?1∑m∣yi?y^i∣其中,yiy_iyi是真实值,y^i\\haty_iy^i表示预测值......
MAE(meanabsoluteerror,平均绝对误差),其公式为:mae=1m∑i?1m∣yi?y^i∣mae=\\frac{1}{m}\\sum_{i-1}^my_i-\\haty_imae=m1i?1∑m∣yi?y^i∣其中,yiy_iyi是真实值,y^i\\haty_iy^i表示预测值......