.. _fwflag_add_standardized_feats:
========================
--add_standardized_feats
========================
Switch
======

--add_standardized_feats

Description
===========

Creates a new feature table with each feature's ``group_norm`` z-scored (standardized) across groups. Aliased as ``--add_std_feats``.

Argument and Default Value
==========================

No argument. Boolean switch, default: ``False``.

Details
=======

Calls ``FeatureRefiner.createStandardizedFeatTable(groupFreqThresh, setGFTWarning)`` and sets ``args.feattable`` to the new table, so it can be chained with a following action (e.g. :doc:`fwflag_correlate`) in the same command.

Other Switches
==============

Required Switches:

* :doc:`fwflag_f`

Optional Switches:

* :doc:`fwflag_group_freq_thresh`

Example Commands
================

.. code-block:: bash

	dlatkInterface.py -d dla_tutorial -t msgs -c user_id -f 'feat$1gram$msgs$user_id$16to16' --add_standardized_feats