Update README.md

README.md

@@ -12,7 +12,7 @@ datasets:
 ---
 
 ## 💡 Model description
-This repo contains a large language model (OceanGPT) for ocean  science tasks trained with [Qwen1.5-14B-Chat](https://huggingface.co/Qwen/Qwen1.5-14B-Chat). 
+This repo contains a large language model (OceanGPT) for ocean  science tasks trained with llama2. 
 It should be noted that the OceanGPT is constantly being updated, so the current model is not the final version.
 
 ## 🔍 Intended uses