最終修復

app.py

@@ -911,7 +911,7 @@ def process_video():
                     word_sequence = [recognition_result.split()[0]] if recognition_result.split() else []
             
             # 使用 GPT 生成完整句子（而不是直接複製辨識結果）
-            video_recognizer = VideoSignLanguageRecognizer()
+            video_recognizer = VideoSignLanguageRecognizer(model_path, threshold=0.5)
             generated_sentence = video_recognizer._generate_sentence_with_gpt(word_sequence)
             
             return jsonify({