numpy.
amax
(a, axis=None, out=None, keepdims=<no value>, initial=<no value>, where=<no value>)
获取数据a的坐标轴方向的最大值。
举例:
import numpy as np
a = np.arange(8).reshape((2, 2,2))
print(a)
b=np.amax(a)
print('b=\n',b)
c=np.amax(a, axis=2)
print('c1=\n',c)
c=np.amax(a, axis=1)
print('c2=\n',c)
c=np.amax(a, axis=0)
print('c3=\n',c)
[[[0 1]
[2 3]]
[[4 5]
[6 7]]]
b=
7
c1=
[[1 3]
[5 7]]
c2=
[[2 3]
[6 7]]
c3=
[[4 5]
[6 7]]