Update README.md

README.md

@@ -18,6 +18,8 @@ It calculates Recall@K (R@1, R@5, R@10) metrics for both:
 *   **Image Retrieval (Text-to-Image):** Given a text query, how well does the model retrieve the correct image?
 *   **Text Retrieval (Image-to-Text):** Given an image query, how well does the model retrieve the correct text description?
 
+A higher Recall@1 means the model is better at placing the correct item at the very top of the results.
+
 ## 🚀 How to Use
 
 1.  **Select a CLIP Model:** Choose a pre-trained CLIP model from the dropdown menu.