change def derivative

labsw/__init__.py

@@ -1 +1 @@
-__version__ = '0.1.6.1'
+__version__ = '0.1.6.2'

labsw/io.py

@@ -41,8 +41,8 @@ def process_data_RH_logger(filepath, every):
 
     # Derivative
     delta = np.mean(df['time'].diff())
-    df['dMdt_SG'] = savgol_filter(df['dm_m'], window_length=10000, polyorder=1, deriv=1, delta=delta)
-    df['dMdt_diff'] = df['dm_m'].diff(periods=1000) / df['time'].diff(periods=1000)
+    df['dMdt_SG'] = savgol_filter(df['m_mf'], window_length=10000, polyorder=1, deriv=1, delta=delta)
+    df['dMdt_diff'] = df['m_mf'].diff(periods=1000) / df['time'].diff(periods=1000)
 
     h5path = os.path.splitext(filepath)[0]
     h5path += '-processed.h5'