Update README.md

README.md

@@ -24,7 +24,7 @@ This is polyBERT: A chemical language model to enable fully machine-driven ultra
 Using this model becomes easy when you have [sentence-transformers](https://www.SBERT.net) installed:
 
 ```
-pip install -U sentence-transformers
+pip install sentence-transformers
 ```
 
 Then you can use the model like this:
@@ -80,7 +80,7 @@ print(fingerprints)
 
 ## Evaluation Results
 
-See https://github.com/Ramprasad-Group/polyBERT
+See https://github.com/Ramprasad-Group/polyBERT and paper on arXiv.
 
 ## Full Model Architecture
 ```