Update app.py

app.py

@@ -122,7 +122,7 @@ def get_pdf_index():
         total_docs = len(texts)
 
         embeddings = []
-        batch_size = 128
+        batch_size = 512
         for i in range(0, total_docs, batch_size):
             batch_texts = texts[i:i + batch_size]
             batch_embeddings = model.encode(batch_texts, convert_to_numpy=True)