diff --git a/main.tex b/main.tex
index 93f9a73..e069511 100644
--- a/main.tex
+++ b/main.tex
@@ -265,7 +265,7 @@ To ensure both simplicity and efficiency in our model, the O2M regression head a
 \begin{figure}[t]
         \centering
         \includegraphics[width=0.9\linewidth]{thesis_figure/gnn.png} % 替换为你的图片文件名
-        \caption{The main architecture of O2O classification head. Each anchor is conceived as a node within the GNN, with the corresponding ROI feature $\boldsymbol{F}_i^{roi}$ as the node feature. The interconnecting directed edges are constructed according the scores output by the O2M classification head and the anchor geometric prior.}
+        \caption{The main architecture of O2O classification head. Each anchor is conceived as a node within the GNN, with the corresponding ROI feature $\boldsymbol{F}_i^{roi}$ as the node feature. The interconnecting directed edges are constructed according the scores emanating from the O2M classification head and the anchor geometric prior.}
         \label{o2o_cls_head}
 \end{figure}