diff --git a/deepdoc/vision/table_structure_recognizer.py b/deepdoc/vision/table_structure_recognizer.py
index e0892c2d72..997bc84b62 100644
--- a/deepdoc/vision/table_structure_recognizer.py
+++ b/deepdoc/vision/table_structure_recognizer.py
@@ -112,7 +112,12 @@ class TableStructureRecognizer(Recognizer):
 
     @staticmethod
     def is_caption(bx):
-        patt = [r"[图表]+[ 0-9:：]{2,}"]
+        patt = [
+            r"[图表]+[ 0-9:：]{2,}",
+            r"(?i)Fig\.?\s*\d+",
+            r"(?i)Figure\s+\d+",
+            r"(?i)Table\s+\d+",
+        ]
         if any([re.match(p, bx["text"].strip()) for p in patt]) or bx.get("layout_type", "").find("caption") >= 0:
             return True
         return False