notebook.community



In [10]:

    
import numpy as np
#data = np.sin(np.arange(20)).reshape(5,4)
#print data
#ind = data.argmax(axis=0)
#print ind
#data_max = data[ind, xrange(data.shape[1])]
#print data_max
all(data_max == data.max(axis=0))









    Out[10]:





True



In [16]:

    
a = np.arange(0, 40, 10)
b = np.tile(a, (3, 5)) 
print b









    



[[ 0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30]
 [ 0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30]
 [ 0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30  0 10 20 30]]

a = np.arange(0, 40, 10) print a print '---' b = np.tile(a, (1, 4)) print b

print a

print b



In [ ]:



In [8]:

    
a = np.array([[4, 3, 5], [1, 2, 1]])
#print a
#b = np.sort(a, axis=1)
#print b
#b
#a.sort(axis=1)
#print a
a = np.array([4, 3, 1, 2])
j = np.argsort(a)
print j
print a[j]



In [ ]: