Explain error_rate as a metric

Part 1 (2020)
#1

Is the default metric in the first few chapers which is error_rate based in percentages, such as an error_rate is 0.50 means 50% of your images correct?

#2

Hey @ckehl
Yes, 50% error on the validation set!

#3

error_rate = 1 - accuracy

accuracy: (pred == targ).float().mean()

context: binary

So, yes, it looks like it’s in percentage/ decimal form.

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