Update app.py

app.py

@@ -1,5 +1,5 @@
 import streamlit as st
-from search_utils import OptimizedSemanticSearch
+from search_utils import SemanticSearch
 import logging
 import time
 import psutil
@@ -109,7 +109,7 @@ def main():
     @st.cache_resource(ttl=3600)
     def init_search_system():
         try:
-            system = OptimizedSemanticSearch()
+            system = SemanticSearch()
             system.initialize_system()
             logger.info("Search system initialized")
             return system
@@ -125,7 +125,7 @@ def main():
         st.stop()
 
     # Main UI components
-    st.title("🔍 Semantic Search Engine")
+    st.title("🔍 Research Paper Semantic Search Engine")
     query = st.text_input("Search knowledge base:", placeholder="Enter your query...")
 
     if query: