Update README.md

README.md

@@ -21,4 +21,6 @@ This dataset is a **binary classification subset** derived from the [Hugging Fac
 ## ImageNet Food Classification Data Pipeline - Download, Filter & Preprocess
 
 **Automated ImageNet-1K dataset preprocessing for binary food classification**
-**Code:** [download_and_preprocess.py](https://github.com/avnishs17/food_not_food/blob/main/src/classifier/utils/download_and_preprocess.py)
+**Code:** [download_and_preprocess.py](https://github.com/avnishs17/food_not_food/blob/main/src/classifier/utils/download_and_preprocess.py)
+
+**💡 Tip:** Use Jupyter notebook to interactively explore WordNet filtering and understand the manual class ID corrections needed for accurate food/non-food separation.