Update app.py

app.py

@@ -236,10 +236,17 @@ def run_ontology_structure_analysis():
 def run_entity_exploration():
     st.title("Entity Exploration")
 
-    # Get all entities from graph based on instance type
+    # 永久修正：從 class_name 與圖中的 class_type 做不區分大小寫比對
+    def safe_match(class_name, class_type):
+        return class_name.strip().lower() == class_type.strip().lower() if class_type else False
+
+    # 重新抓取實體：正確比對 class_type
     entities = []
     for class_name in ontology_manager.get_classes():
-        class_entities = ontology_manager.get_instances_of_class(class_name)
+        class_entities = [
+            node for node, attr in ontology_manager.graph.nodes(data=True)
+            if attr.get("type") == "instance" and safe_match(class_name, attr.get("class_type"))
+        ]
         if class_entities:
             entities.extend(class_entities)
 
@@ -271,6 +278,7 @@ def run_entity_exploration():
         )
     elif not entities:
         st.warning("No entities found in the ontology.")
+
     
     if selected_entity:
         # Get entity information