What is the meaning of a[..., 4] in python?

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I am sorry if this looks easy but I can't find the meaning of this online.

Below is the original code line in the Non-max suppression function for yoloV5 in general.py: xc = prediction[..., 4] > conf_thres #candidates

1 Answers

I have understood it now. Below is a code snippet

import numpy as np
n = np.random.randint(9, size=(5,6))
print(n)
check =5
a = n[...,4]>check 

print(a)

Output for above code is :

[[1 2 2 2 4 3]
 [1 5 4 8 2 0]
 [6 6 3 0 7 6]
 [4 2 5 1 3 1]
 [3 5 2 6 4 2]]
[False False  True False False]
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