用于计算马氏距离，并可以用于优选近红外光谱的校正集和预测集-used in the calculation of the Mahalanobis distance, and can be used for optimization of near-infrared spectroscopy calibration set and the prediction

用于计算马氏距离，并可以用于优选近红外光谱的校正集和预测集-used in the calculation of the Mahalanobis distance, and can be used for optimization of near-infrared spectroscopy calibration set and the prediction

对于数据组中的样本，进行异常样本剔除的方法。-For the sample data set, a method for removing abnormal samples.