Add unit test in pca.rs

This commit is contained in:
Palash Tyagi 2025-07-26 10:51:35 +01:00
parent ded5f1aa29
commit 733a4da383

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@ -45,3 +45,16 @@ fn finance_demo() {
println!("Reduced shape: {:?}", reduced.shape()); println!("Reduced shape: {:?}", reduced.shape());
println!("First row -> {:.2?}", [reduced[(0, 0)], reduced[(0, 1)]]); println!("First row -> {:.2?}", [reduced[(0, 0)], reduced[(0, 1)]]);
} }
#[test]
fn test_sensor_demo() {
let raw = vec![
2.5, 2.4, 0.5, 0.5, 0.7, 1.5, 2.2, 2.9, 0.7, 1.9, 2.2, 1.0, 3.1, 3.0, 0.6, 2.3, 2.7, 0.9,
2.0, 1.6, 1.1, 1.0, 1.1, 1.9, 1.5, 1.6, 2.2, 1.1, 0.9, 2.1,
];
let x = Matrix::from_rows_vec(raw, 10, 3);
let pca = PCA::fit(&x, 2, 0);
let reduced = pca.transform(&x);
assert_eq!(reduced.rows(), 10);
assert_eq!(reduced.cols(), 2);
}