Changes between Version 22 and Version 23 of Reweight

Timestamp:

Feb 1, 2016, 4:07:51 PM (10 years ago)

Author:

Olivier Mattelaer

Comment:

--

Reweight

@@ -52 +52 @@
  '''This method will be released in a future version of MadGraph5_aMC@NLO''' and can currently be provided on request. Since this reweighting is based on a dedicated basis the NLO sample must be generated in a specific way to have the additional information in the leshouches event.
 
-
+[[PageOutline]]
 = Technical details
 == Limitation
@@ -120 +120 @@
 }}}
 
- For a NLO accurate reweighting, type
+ For a NLO accurate reweighting (available since 2.4.0), type
  {{{
 set keep_rwgt_info True
@@ -134 +134 @@
  When you are done, exit the file and press enter.
 
- == Running the code after the generation of events as been completed.
+ === Running the code after the generation of events as been completed.
 
  In order to run the reweighting on previously generated samples. You need to go to the associated process directory and run either '''./bin/madevent''' or '''./bin/aMC@NLO'''script for  respectively LO/NLO event generation. 
@@ -146 +146 @@
  The first sample is available in case of LO event generation, while the second is present in the case of NLO event generation.
 
- == Content of the reweight_card
- 
- === Description of the cards:
+ === Content of the reweight_card
+ 
  
  The cards is compose of two sections:
- 1. '''Options'': those are options which change the behaviour of the reweighting. Those line starts by "change" a list of all available options are available in next section.
+ 1. '''Options'': those are options which change the behavior of the reweighting. Those lines need to be specified before the first 'launch' line to have effects.
+   1. "change model <XXX>" performed the reweighting within a new model (you then need to profide a full param_card and not a difference)
+   2. "change process <XXX>" change the process definition of the process. 
+   3. "change process <XXX> --add" add one process definition of the process to the new list.
+   4. "change output <i>": Three options: 'default'(i.e. lhef version3 format), '2.0' (i.e. lhef version2 format, the main weight is replace), 'unweight' (a new unweighting is applied on the events sample.)
+   5. "change helicity <True|False>": perform reweighting for the given helicity (True --default--) or do the sum over helicity.
+   6. "change rwgt_dir <PATH>": change directory where the computation is performed. This can be use to avoid to recreate/recompile the fortran executable if pointing to a previously existing directory.
+   7. change mode LO: For NLO sample, this flag force to use the kamikaze reweighting (available in 2.4.0)
+
  2. '''benchmark definition''': starting one benchmark starts with the line 
     {{{
@@ -174 +181 @@
   Note all the following options will be available in Madgraph5_aMC@NLO since version 2.3.2.
   They have to be included in the reweighting_card before the first launch command.
-   1. "change model <XXX>" performed the reweighting within a new model (you then need to profide a full param_card and not a difference)
-   2. "change process <XXX>" change the process definition of the process. 
-   3. "change process <XXX> --add" add one process definition of the process to the new list.
-   4. "change output <i>": Three options: 'default'(i.e. lhef version3 format), '2.0' (i.e. lhef version2 format, the main weight is replace), 'unweight' (a new unweighting is applied on the events sample.)
-   5. "change helicity <True|False>": perform reweighting for the given helicity (True --default--) or do the sum over helicity.
-   6. "change rwgt_dir <PATH>": change directory where the computation is performed. This can be use to avoid to recreate/recompile the fortran executable if pointing to a previously existing directory.
-   7. change mode LO: For NLO sample, this flag force to use the kamikaze reweighting 
-
- = Input/Output format
+
+
+ == Input/Output format
 
  1. the output format follows the Leshouches agreement version 3 [link arxiv]