Function classification_report 

pub fn classification_report(y_pred: &[usize], y_true: &[usize]) -> String

Generate a text classification report (sklearn-style).

Arguments

• y_pred - Predicted class labels
• y_true - True class labels

Returns

Formatted string with per-class and aggregate metrics.

Panics

Panics if vectors have different lengths or are empty.

Examples

use aprender::metrics::classification::classification_report;

let y_true = vec![0, 0, 1, 1, 2, 2];
let y_pred = vec![0, 1, 1, 1, 2, 0];
let report = classification_report(&y_pred, &y_true);
assert!(report.contains("precision"));
assert!(report.contains("recall"));