captcha_accuracy: Captcha accuracy metric

In decryptr/captcha: Solve Text on Image Computer Vision Challenges

Captcha accuracy metric

Description

This object is used to calculate the accuracy of the model in the fitting process. This object is used internally inside a luz workflow.

Usage

captcha_accuracy()

Details

This function is a generator created using luz::luz_metric() function. It has a initialize() method that sets the total number of instances and total number of correct predictions as zero. For any mini batch, it has an update() method that updates the total number of instances and total number of correct predictions with new data. Finally, it has a compute() method that calculates accuracy from the total number of correct predictions and total number of instances.

decryptr/captcha documentation built on April 15, 2023, 12:42 a.m.