Update README.md

README.md

@@ -11,7 +11,7 @@ library_name: transformers
 
 # CapRL-3B
 ## Introduction
-We are excited to introduce CapRL-3B, a lightweight 3B captioner that achieves perception capabilities comparable to Qwen2.5-VL-72B.
+We are excited to introduce CapRL-3B, a lightweight 3B image captioner that achieves perception capabilities comparable to Qwen2.5-VL-72B.
 
 This is the first study of applying Reinforcement Learning with Verifiable Rewards for the
 open-ended and subjective image captioning task. Unlike traditional Supervised Fine-Tuning, which