Np one hot encoding

One hot encoding numpy

  labels = (np.arange(num_labels) == labels[:,None]).astype(np.float32)

Np one hot encoding

>>> a = np.array([1, 0, 3])
>>> b = np.zeros((a.size, a.max()+1))
>>> b[np.arange(a.size),a] = 1
>>> b
array([[ 0.,  1.,  0.,  0.],
       [ 1.,  0.,  0.,  0.],
       [ 0.,  0.,  0.,  1.]])

Source: stackoverflow.com

Similar codes

1 vote137 views1 answer
Pyinstaller for spacy code
Python
0 vote141 views1 answer
Write a python program to find table of a number using while loop
Python
0 vote155 views1 answer
How to pop an exact number from a list in python
Python
0 vote141 views1 answer
Get list of all document in django-elasticsearch-dsl
Python
0 vote137 views1 answer
Custom attribute selenium
Python
6 votes128 views5 answers
Python concatenate dictionaries
Python
3 votes128 views1 answer
Save clipboard data win32clipboard python
Python
0 vote128 views1 answer
Clear All the Chat in Discord Channel With Bot Python COde
Python
5 votes149 views2 answers
Use selenium without opening browser
Python
1 vote141 views1 answer
Vault python client
Python