34 wiersze
937 B
Rust
34 wiersze
937 B
Rust
// Task: Performing type casting in rust
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// Date: 11 Feb 2016
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// Version: 0.0.1
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// Author: Vigneshwer
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use std::{i32,f32};
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// Sample function for assigning values to confusion matrix
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fn main() {
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// assigning random values to the confusion matrix
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let(true_positive,true_negative,false_positive,false_negative)=(100,50,10,5);
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// define a total closure
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let total = true_positive + true_negative + false_positive + false_negative;
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println!("The total predictions {}",total);
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// Calculating the accuracy of the model
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println!("Accuracy of the model {:.2}",percentage(accuracy(true_positive,true_negative,total)));
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}
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// Accuracy Measures the overall performance of the model
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fn accuracy(tp:i32,tn:i32,total:i32) -> f32 {
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// if semi-colon is not put then that returns
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// No automatic type cast in rust
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(tp as f32 + tn as f32 )/(total as f32)
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}
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// Converting to percentage
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fn percentage(value:f32) -> f32 {
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value as f32 *100.0
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} |