Update constants.py

constants.py

@@ -3,12 +3,19 @@ LEADERBOARD_INTRODUCTION = """
 
 🏆 Welcome to the leaderboard of the **DD-Ranking**! [![Code](https://img.shields.io/github/stars/NUS-HPC-AI-Lab/DD-Ranking.svg?style=social&label=Official)](https://github.com/NUS-HPC-AI-Lab/DD-Ranking) 
 
-**Join Leaderboard**: Please see the [instructions]() to participate.
+> DD-Ranking (DD, i.e., Dataset Distillation) is an integrated and easy-to-use benchmark for dataset distillation. It aims to provide a fair evaluation scheme for DD methods that can decouple the impacts from knowledge distillation and data augmentation to reflect the real informativeness of the distilled data.
+
+- **Fair Evaluation**: DD-Ranking provides a fair evaluation scheme for DD methods that can decouple the impacts from knowledge distillation and data augmentation to reflect the real informativeness of the distilled data.
+- **Easy-to-use**: DD-Ranking provides a unified interface for dataset distillation evaluation.
+- **Extensible**: DD-Ranking supports various datasets and models.
+- **Customizable**: DD-Ranking supports various data augmentations and soft label strategies.
+
+**Join Leaderboard**: Please see the [instructions](https://github.com/NUS-HPC-AI-Lab/DD-Ranking/CONTRIBUTING.md) to participate.
 """
 
 CITATION_BUTTON_LABEL = "Copy the following snippet to cite these results"
 CITATION_BUTTON_TEXT = r"""
-
+COMING SOON
 """
 
 IPC_INFO = """