From a0bb138d1f5019408dbdc1578b76f5705f076385 Mon Sep 17 00:00:00 2001
From: Theophile GENTILHOMME <tgentilhomme@jurasix08.idiap.ch>
Date: Mon, 2 Jul 2018 16:45:22 +0200
Subject: [PATCH] Add definitions

---
 bob/bio/base/script/commands.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bob/bio/base/script/commands.py b/bob/bio/base/script/commands.py
index 75262558..6e584aaa 100644
--- a/bob/bio/base/script/commands.py
+++ b/bob/bio/base/script/commands.py
@@ -32,7 +32,8 @@ def rank_option(**kwargs):
 @common_options.metrics_command(common_options.METRICS_HELP.format(
     names='FtA, FAR, FRR, FMR, FMNR, HTER',
     criteria=CRITERIA, score_format=SCORE_FORMAT,
-    hter_note='Note that HTER = (FMR + FMNR) / 2',
+    hter_note='Note that FAR = FMR * (1 - FtA), FRR = FtA + FMNR * (1 - FtA) '
+    'and HTER = (FMR + FMNR) / 2',
     command='bob bio metrics'), criteria=CRITERIA)
 @common_options.cost_option()
 def metrics(ctx, scores, evaluation, **kwargs):
-- 
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