change the radius of the circle: proportional to runtime instead of # of batches

app.py

@@ -75,8 +75,8 @@ with chart_c2:
     with placeholder_chart_c2_1:
         st_lottie(lottie_loading, height=100, key="loading_c2_1")
     
-    st.write("Chart showing participants of the collaborative-training. Circle radius is relative to the total number of "
-    "processed batches, the profile picture is circled in purple if the participant is active. Every purple square represents an "
+    st.write("Chart showing participants of the collaborative-training. Circle radius is relative to the total time contributed, "
+    "the profile picture is circled in purple if the participant is active. Every purple square represents an "
     "active device.")
 
     st.caption("Leaderboard")

dashboard_utils/bubbles.py

@@ -137,7 +137,7 @@ def get_serialized_data(serialized_data_points, latest_timestamp):
         new_item = {
             "date": latest_timestamp.isoformat(),
             "profileId": run_name,
-            "batches": batches,
+            "batches": runtime, # "batches": batches quick and dirty fix
             "runtime": runtime,
             "activeRuns": activeRuns,
         }