LS&OLS算法的算法的改进(最佳子集选择法、前向逐步回归法) 1、OFSS (1)、OFSS最佳子集选择法伪代码实现 Initialize:Out_of_sample_error=NULL BreakXandYintotestandtrainingsets foriinrange(numberofcolumnsinX): foreachsubsetofXhavingi+1columns: fitordinaryleastsquaresmodel Out_of_sample_error.append(least...