Update README.md

README.md

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 license: mit
 ---
 ## Description
-
+Fluorescence prediction is a regression task where each input protein *x* is mapped to a label *y* ∈ *R*, corresponding to the log-fluorescence intensity of *x*.
 ## Splits
 
-## Data example
+The dataset is from [**Evaluating Protein Transfer Learning with TAPE**](https://arxiv.org/abs/1906.08230). We follow the original data splits, with the number of training, validation and test set shown below:
+
+- Train: 20963
+- Valid: 5235
+- Test:  25517
+
+## Data example
+
+We organize all data in LMDB format. Below is an example in the dataset to show how data is organized:
+