Update app.py

app.py

@@ -60,7 +60,7 @@ def initialize_retriever():
         print(f"Successfully loaded {len(documents)} pages from the PDF")
 
         # Split text into chunks
-        text_splitter = RecursiveCharacterTextSplitter(chunk_size=500, chunk_overlap=10)
+        text_splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=150)
         text_chunks = text_splitter.split_documents(documents)
         print(f"Split into {len(text_chunks)} text chunks")
 
@@ -70,7 +70,7 @@ def initialize_retriever():
         # Store embeddings in FAISS index
         vectorstore = FAISS.from_documents(text_chunks, embeddings)
         print("Successfully created vector store")
-        return vectorstore.as_retriever(search_kwargs={"k": 4})
+        return vectorstore.as_retriever(search_kwargs={"k": 10})
     
     except Exception as e:
         print(f"Error in initialize_retriever: {str(e)}")