Update README.md

README.md

@@ -23,7 +23,7 @@ Then you can use the model like this:
 from sentence_transformers import SentenceTransformer
 sentence = "3D ActionSLAM: wearable person tracking in multi-floor environments"
 instruction = "Represent the Science title; Input:"
-model = SentenceTransformer('instructor-large')
+model = SentenceTransformer('instructor-base')
 embeddings = model.encode([[instruction,sentence,0]])
 print(embeddings)
 ```