Update app.py

app.py

@@ -94,8 +94,8 @@ def main():
     st.write(css, unsafe_allow_html=True)
 
     
-    st.header("Chat with multiple PDFs :books:")
-    st.markdown("Hi, I am Qwen, chat mmodel, based on respublic of Lithuania law document. Write you question and press enter to start chat.")
+    st.header("Chat with multiple Lithuanian Law Documents:")
+    st.markdown("Available Documents: LR_Civil_Code_2022, LR_Constitution_2022, LR_Criminal_Code_2018, LR_Criminal_Procedure_code_2022,LR_Labour_code_2010. P.S it's a shame that there are no newest documents translations... ")
 
     if "messages" not in st.session_state:
         st.session_state["messages"] = [
@@ -106,13 +106,13 @@ def main():
     search_type = st.selectbox(
         "Choose search type. Options are [Max marginal relevance search (mmr) , Similarity search (similarity). Default value (mmr)]", 
         options=["mmr", "similarity"], 
-        index=0  # Default to "mmr"
+        index=1  # Default to "mmr"
     )
 
     k = st.select_slider(
         "Select amount of documents to be retrieved. Default value (5): ", 
-        options=list(range(2, 16)),  # Creates a list [2, 3, 4, ..., 15]
-        value=5  # Default value
+        options=list(range(2, 16)), 
+        value=4  
     )
     retriever = create_retriever_from_chroma(vectorstore_path="docs/chroma/", search_type=search_type, k=k, chunk_size=300, chunk_overlap=30)