adding missing twd parameter to README

README.md

@@ -103,16 +103,24 @@ settings:
   bp: [3.0, 0.05, 0.2] 
 
   # define the time window for application of bp filter and downsampling. 
-  # this is not the window for cc computation.
+  # this is NOT the window for cc computation.
   # adjust if you have shorter trace snippets only... 
-  filtertmin: 120
-  filtertmax: 600
+  filtertmin: 120  # seconds before
+  filtertmax: 600  # seconds after
   
   # sample interval in seconds 
   # larger sample intervals result in faster cc calculation
   # depending on the corner frequency of the lowpass: 1/downsample > 2*fmax
   downsample_to: 0.1  # [s]
 
+  # TIME WINDOW FOR cc computation
+  # provide one time window pair for each phase
+  # seconds relative to arrival time
+  #  -- sorry, that's an inconsistency in the code
+  #  -- but kept for compatibility reasons
+  #  -- first time should be NEGATIVE
+  twd: [[-2,5],[-2,10]]
+
   # by default, one file per event in directory pick_path, 
   # set path of 'pyr_file' for a single pyrocko pick containing all picks 
   # set path to 'xml' in case of an event xml file with picks