Encoder. Set threshold for iceblock stacking detection to 25mm (instead of 50mm)

cfatools/processor/encoder.py

@@ -86,8 +86,8 @@ def get_moveup_events(encoder_df: pd.DataFrame,
             end_datetime = None
             end_position = None
         else:
-            # Compute the time difference to the 5th next speed-in-range, to make sure it is not just a few isolate value
-            # which are in range.
+            # Compute the time difference to the 5th next speed-in-range, to make sure it is not just a few isolate
+            # value which are in range.
             in_range_df = in_range_df.copy()
             in_range_df["diff_time"] = in_range_df.index.to_series().diff(periods=5).shift(-5)
             end_df = in_range_df[in_range_df["diff_time"] < pd.Timedelta(seconds=5)].head(1)
@@ -95,7 +95,7 @@ def get_moveup_events(encoder_df: pd.DataFrame,
             end_datetime = end_df.index[0]
             end_position = end_df["position"][0]
 
-            if end_position > (start_position + 50):  # New iceblocks added
+            if end_position > (start_position + 25):  # New iceblocks added
                 event_type = "stacking"
             else:  # No new iceblock. Encoder probably moved to un-block ice core.
                 event_type = "unblocking"