Revise README: enhance dataset description and add relevant badges

README.md

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 # SysBio-Traj
 
-**SysBio-Traj** is the dataset released for **RegimeFlow**. It contains **1,050 biological dynamical systems**, each organized as a self-contained model folder with a simulated trajectory, the source SBML model, curated initial conditions, and per-species regime metadata.
+[![Code](https://img.shields.io/badge/Code-RegimeFlow-181717?logo=github)](https://github.com/zhaoxixixi/RegimeFlow)
+[![Paper](https://img.shields.io/badge/Paper-ICML%202026-2563eb)](https://openreview.net/forum?id=sI3UUkXJxs)
+[![Systems](https://img.shields.io/badge/Systems-1%2C050-7c3aed)](#quick-facts)
+[![License](https://img.shields.io/badge/License-CC%20BY%204.0-2ea44f)](https://creativecommons.org/licenses/by/4.0/)
 
-This dataset is designed for **regime-aware time-series modeling**, **systems biology analysis**, and **reproducible simulation**.
+**SysBio-Traj** is the dataset released with **[RegimeFlow](https://github.com/zhaoxixixi/RegimeFlow)**, a regime-aware flow matching framework for probabilistic forecasting of biological trajectories across dynamical systems.
+
+This dataset accompanies the paper **"A Regime-Aware Trajectory Prediction Framework for 1000+ Systems Biology Models"**, accepted to **ICML 2026**. It contains **1,050 biological dynamical systems**, each organized as a self-contained model folder with a simulated trajectory, the source SBML model, curated initial conditions, and per-species regime metadata.
+
+SysBio-Traj is designed for **regime-aware time-series modeling**, **systems biology analysis**, and **reproducible simulation**.
 
 ## Quick Facts