如何获得两个numpy数组之间的交叉点索引?我可以得到相交的值intersect1d:
intersect1d
import numpy as np a = np.array(xrange(11)) b = np.array([2, 7, 10]) inter = np.intersect1d(a, b) # inter == array([ 2, 7, 10])
但是如何才能获得a值的索引inter呢?
a
inter
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