Fix signature of metrics tests

src/metrics/accuracy.rs

@@ -12,7 +12,7 @@
 //! let y_pred: Vec<f64> = vec![0., 2., 1., 3.];
 //! let y_true: Vec<f64> = vec![0., 1., 2., 3.];
 //!
-//! let score: f64 = Accuracy::new().get_score(&y_pred, &y_true);
+//! let score: f64 = Accuracy::new().get_score( &y_true, &y_pred);
 //! ```
 //! With integers:
 //! ```
@@ -21,7 +21,7 @@
 //! let y_pred: Vec<i64> = vec![0, 2, 1, 3];
 //! let y_true: Vec<i64> = vec![0, 1, 2, 3];
 //!
-//! let score: f64 = Accuracy::new().get_score(&y_pred, &y_true);
+//! let score: f64 = Accuracy::new().get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -92,7 +92,7 @@ mod tests {
         let y_pred: Vec<f64> = vec![0., 2., 1., 3.];
         let y_true: Vec<f64> = vec![0., 1., 2., 3.];
 
-        let score1: f64 = Accuracy::<f64>::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Accuracy::<f64>::new().get_score( &y_true, &y_pred);
         let score2: f64 = Accuracy::<f64>::new().get_score(&y_true, &y_true);
 
         assert!((score1 - 0.5).abs() < 1e-8);
@@ -108,7 +108,7 @@ mod tests {
         let y_pred: Vec<i32> = vec![0, 2, 1, 3];
         let y_true: Vec<i32> = vec![0, 1, 2, 3];
 
-        let score1: f64 = Accuracy::<i32>::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Accuracy::<i32>::new().get_score( &y_true, &y_pred);
         let score2: f64 = Accuracy::<i32>::new().get_score(&y_true, &y_true);
 
         assert_eq!(score1, 0.5);

src/metrics/f1.rs

@@ -15,7 +15,7 @@
 //! let y_true: Vec<f64> = vec![0., 1., 1., 0., 1., 0.];
 //!
 //! let beta = 1.0; // beta default is equal 1.0 anyway
-//! let score: f64 = F1::new_with(beta).get_score(&y_pred, &y_true);
+//! let score: f64 = F1::new_with(beta).get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -92,7 +92,7 @@ mod tests {
         let y_true: Vec<f64> = vec![0., 1., 1., 0., 1., 0.];
 
         let beta = 1.0;
-        let score1: f64 = F1::new_with(beta).get_score(&y_pred, &y_true);
+        let score1: f64 = F1::new_with(beta).get_score( &y_true, &y_pred);
         let score2: f64 = F1::new_with(beta).get_score(&y_true, &y_true);
 
         println!("{:?}", score1);

src/metrics/mean_absolute_error.rs

@@ -14,7 +14,7 @@
 //! let y_pred: Vec<f64> = vec![3., -0.5, 2., 7.];
 //! let y_true: Vec<f64> = vec![2.5, 0.0, 2., 8.];
 //!
-//! let mse: f64 = MeanAbsoluteError::new().get_score(&y_pred, &y_true);
+//! let mse: f64 = MeanAbsoluteError::new().get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -85,7 +85,7 @@ mod tests {
         let y_true: Vec<f64> = vec![3., -0.5, 2., 7.];
         let y_pred: Vec<f64> = vec![2.5, 0.0, 2., 8.];
 
-        let score1: f64 = MeanAbsoluteError::new().get_score(&y_pred, &y_true);
+        let score1: f64 = MeanAbsoluteError::new().get_score( &y_true, &y_pred);
         let score2: f64 = MeanAbsoluteError::new().get_score(&y_true, &y_true);
 
         assert!((score1 - 0.5).abs() < 1e-8);

src/metrics/mean_squared_error.rs

@@ -14,7 +14,7 @@
 //! let y_pred: Vec<f64> = vec![3., -0.5, 2., 7.];
 //! let y_true: Vec<f64> = vec![2.5, 0.0, 2., 8.];
 //!
-//! let mse: f64 = MeanSquareError::new().get_score(&y_pred, &y_true);
+//! let mse: f64 = MeanSquareError::new().get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -85,7 +85,7 @@ mod tests {
         let y_true: Vec<f64> = vec![3., -0.5, 2., 7.];
         let y_pred: Vec<f64> = vec![2.5, 0.0, 2., 8.];
 
-        let score1: f64 = MeanSquareError::new().get_score(&y_pred, &y_true);
+        let score1: f64 = MeanSquareError::new().get_score( &y_true, &y_pred);
         let score2: f64 = MeanSquareError::new().get_score(&y_true, &y_true);
 
         assert!((score1 - 0.375).abs() < 1e-8);

src/metrics/precision.rs

@@ -14,7 +14,7 @@
 //! let y_pred: Vec<f64> = vec![0., 1., 1., 0.];
 //! let y_true: Vec<f64> = vec![0., 0., 1., 1.];
 //!
-//! let score: f64 = Precision::new().get_score(&y_pred, &y_true);
+//! let score: f64 = Precision::new().get_score(&y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -104,17 +104,17 @@ mod tests {
         let y_true: Vec<f64> = vec![0., 1., 1., 0.];
         let y_pred: Vec<f64> = vec![0., 0., 1., 1.];
 
-        let score1: f64 = Precision::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Precision::new().get_score(&y_true, &y_pred);
         let score2: f64 = Precision::new().get_score(&y_pred, &y_pred);
 
         assert!((score1 - 0.5).abs() < 1e-8);
         assert!((score2 - 1.0).abs() < 1e-8);
 
-        let y_pred: Vec<f64> = vec![0., 0., 1., 1., 1., 1.];
         let y_true: Vec<f64> = vec![0., 1., 1., 0., 1., 0.];
+        let y_pred: Vec<f64> = vec![0., 0., 1., 1., 1., 1.];
 
-        let score3: f64 = Precision::new().get_score(&y_pred, &y_true);
+        let score3: f64 = Precision::new().get_score(&y_true, &y_pred);
-        assert!((score3 - 0.5).abs() < 1e-8);
+        assert!((score3 - 0.6666666666).abs() < 1e-8);
     }
 
     #[cfg_attr(
@@ -126,7 +126,7 @@ mod tests {
         let y_true: Vec<f64> = vec![0., 0., 0., 1., 1., 1., 2., 2., 2.];
         let y_pred: Vec<f64> = vec![0., 1., 2., 0., 1., 2., 0., 1., 2.];
 
-        let score1: f64 = Precision::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Precision::new().get_score(&y_true, &y_pred);
         let score2: f64 = Precision::new().get_score(&y_pred, &y_pred);
 
         assert!((score1 - 0.333333333).abs() < 1e-8);

src/metrics/r2.rs

@@ -14,7 +14,7 @@
 //! let y_pred: Vec<f64> = vec![3., -0.5, 2., 7.];
 //! let y_true: Vec<f64> = vec![2.5, 0.0, 2., 8.];
 //!
-//! let mse: f64 = MeanAbsoluteError::new().get_score(&y_pred, &y_true);
+//! let mse: f64 = MeanAbsoluteError::new().get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>

src/metrics/recall.rs

@@ -14,7 +14,7 @@
 //! let y_pred: Vec<f64> = vec![0., 1., 1., 0.];
 //! let y_true: Vec<f64> = vec![0., 0., 1., 1.];
 //!
-//! let score: f64 = Recall::new().get_score(&y_pred, &y_true);
+//! let score: f64 = Recall::new().get_score( &y_true, &y_pred);
 //! ```
 //!
 //! <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
@@ -105,17 +105,17 @@ mod tests {
         let y_true: Vec<f64> = vec![0., 1., 1., 0.];
         let y_pred: Vec<f64> = vec![0., 0., 1., 1.];
 
-        let score1: f64 = Recall::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Recall::new().get_score(&y_true, &y_pred);
         let score2: f64 = Recall::new().get_score(&y_pred, &y_pred);
 
         assert!((score1 - 0.5).abs() < 1e-8);
         assert!((score2 - 1.0).abs() < 1e-8);
 
-        let y_pred: Vec<f64> = vec![0., 0., 1., 1., 1., 1.];
         let y_true: Vec<f64> = vec![0., 1., 1., 0., 1., 0.];
+        let y_pred: Vec<f64> = vec![0., 0., 1., 1., 1., 1.];
 
-        let score3: f64 = Recall::new().get_score(&y_pred, &y_true);
+        let score3: f64 = Recall::new().get_score(&y_true, &y_pred);
-        assert!((score3 - 0.6666666666666666).abs() < 1e-8);
+        assert!((score3 - 0.5).abs() < 1e-8);
     }
 
     #[cfg_attr(
@@ -127,7 +127,7 @@ mod tests {
         let y_true: Vec<f64> = vec![0., 0., 0., 1., 1., 1., 2., 2., 2.];
         let y_pred: Vec<f64> = vec![0., 1., 2., 0., 1., 2., 0., 1., 2.];
 
-        let score1: f64 = Recall::new().get_score(&y_pred, &y_true);
+        let score1: f64 = Recall::new().get_score( &y_true, &y_pred);
         let score2: f64 = Recall::new().get_score(&y_pred, &y_pred);
 
         assert!((score1 - 0.333333333).abs() < 1e-8);