Update app.py

app.py

@@ -194,8 +194,8 @@ def compare_embeddings(file, query, model_types, model_names, split_strategy, ch
         stats = calculate_statistics(results, search_time)
         stats["model"] = f"{model_type} - {model_name}"
 
-        all_results.append(results)
-        all_stats.append(stats)
+        all_results.append(pd.DataFrame(results))
+        all_stats.append(pd.DataFrame(stats))
 
     # Flatten the return values to match Gradio's expectation for each output
     return [item for sublist in all_results for item in sublist] + [item for sublist in all_stats for item in sublist]