Update README.md

README.md

@@ -61,3 +61,27 @@ configs:
   - split: test
     path: data/test-*
 ---
+
+## Dataset Structure
+
+### Data Fields
+
+- **object_id**: unique object identifier
+- **times_wv**: 2D array of shape (N, 2) containing the observation times (modified Julian days, MJD) and filter (wavelength) for each observation, N=number of observations
+- **target**: 2D array of shape (N, 2) containing the flux (arbitrary units) and flux error for each observation
+- **label**: integer representing the class of the object
+- **redshift**: true redshift of the object
+
+### Data Splits
+
+- **train**: 90% of the PLAsTiCC training set
+- **validation**: 10% of the PLAsTiCC training set
+- **test**: full PLAsTiCC test set
+
+## Usage
+
+```python
+from datasets import load_dataset
+# Loading the data
+dataset = load_dataset("BrachioLab/supernova-timeseries")
+```