update default params

app.py

@@ -182,10 +182,10 @@ with col3:
         "overlap_ratio", min_value=0.0, max_value=0.6, value=0.2, step=0.2
     )
     postprocess_type = st.selectbox(
-        "postprocess_type", options=["NMS", "GREEDYNMM"], index=1
+        "postprocess_type", options=["NMS", "GREEDYNMM"], index=0
     )
     postprocess_match_metric = st.selectbox(
-        "postprocess_match_metric", options=["IOU", "IOS"], index=1
+        "postprocess_match_metric", options=["IOU", "IOS"], index=0
     )
     postprocess_match_threshold = st.number_input(
         "postprocess_match_threshold", value=0.5, step=0.1