From cfb2c6a49e544d4d003bb7901f7daa473af74053 Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Thu, 2 Oct 2025 15:26:24 +0100
Subject: [PATCH 1/2] set min similarity for constant zeros

---
 src/metrics/distance/cosine.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/metrics/distance/cosine.rs b/src/metrics/distance/cosine.rs
index ea065a07..8c7a2c00 100644
--- a/src/metrics/distance/cosine.rs
+++ b/src/metrics/distance/cosine.rs
@@ -92,7 +92,7 @@ impl<T: Number> Cosine<T> {
         let magnitude_y = Self::magnitude(y);
 
         if magnitude_x == 0.0 || magnitude_y == 0.0 {
-            panic!("Cannot compute cosine distance for zero-magnitude vectors.");
+            return f64::MIN;
         }
 
         dot_product / (magnitude_x * magnitude_y)
@@ -188,12 +188,12 @@ mod tests {
         wasm_bindgen_test::wasm_bindgen_test
     )]
     #[test]
-    #[should_panic(expected = "Cannot compute cosine distance for zero-magnitude vectors.")]
     fn cosine_distance_zero_vector() {
         let a = vec![0, 0, 0];
         let b = vec![1, 2, 3];
 
-        let _dist: f64 = Cosine::new().distance(&a, &b);
+        let dist: f64 = Cosine::new().distance(&a, &b);
+        assert!(dist > 1e300)
     }
 
     #[cfg_attr(

From 87267f4742a7c74d2464757d221720dd663ab153 Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Thu, 2 Oct 2025 15:35:16 +0100
Subject: [PATCH 2/2] bump version

---
 Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index bd9db328..88463e47 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "smartcore"
 description = "Machine Learning in Rust."
 homepage = "https://smartcorelib.org"
-version = "0.4.3"
+version = "0.4.4"
 authors = ["smartcore Developers"]
 edition = "2021"
 license = "Apache-2.0"