在numpy库中,对于矩阵的合并操作用两种方法:行合并:np.row_stack()列合并:np.column_stack()具体操作见下面的程序: >>> import numpy as np>>>...a=np.arange(16).reshape(4,-1)>>> aarray([[ 0, 1, 2, 3],[ 4, 5, 6, 7],[ 8, 9, 10, 11],[12, 13, 14, 15]...])>>> b=np.arange(16,32).reshape(4,-1)>>> barray([[16, 17, 18, 19],[20, 21, 22, 23],[24, 25, 26, 27],...[28, 29, 30, 31]])>>> test=np.row_stack((a,b))#行合并>>> testarray([[ 0, 1, 2, 3],[ 4, 5, 6, 7],[ 8, 9,...11],[12, 13, 14, 15],[16, 17, 18, 19],[20, 21, 22, 23],[24, 25, 26, 27],[28, 29, 30, 31]])>>> test=np.column_stack