/Python/Argmax change dafault value for multiple maxima

Argmax change dafault value for multiple maxima

def my_argmax(a):
    rows = np.where(a == a.max(axis=1)[:, None])[0]
    rows_multiple_max = rows[:-1][rows[:-1] == rows[1:]]
    my_argmax = a.argmax(axis=1)
    my_argmax[rows_multiple_max] = -1
    return my_argmax

Source: stackoverflow.com

Similar codes

11 votes142 views2 answers
Python code to wait
Python
0 vote164 views1 answer
Passing array to methods
Python
0 vote141 views1 answer
Dataframe plot conditional formatting
Python
0 vote106 views1 answer
Django multiple search fields
Python
10 votes180 views1 answer
Add static file in django
Python Django
0 vote141 views1 answer
What is kernel_initializer
Python
0 vote148 views1 answer
Tiff to jpg in python
Python
0 vote144 views1 answer
Converting (YYYY-MM-DD-HH:MM:SS) date time
Python
0 vote142 views1 answer
Convert pb to tb with python
Python
0 vote142 views1 answer
Autopy in python install
Python