From 0e7cff2915fd7a1abe966a0db0d7a52fb4c14a68 Mon Sep 17 00:00:00 2001
From: Marina Kreme <amamarinak@gmail.com>
Date: Sat, 21 Nov 2020 07:03:34 +0100
Subject: [PATCH] add doc

---
 matlab/tfgm/utils/itakura_saito_dist.m        | 26 +++++++++----------
 .../tfgm/utils/itakura_saito_dist_spectrum.m  | 22 ++++++++--------
 2 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/matlab/tfgm/utils/itakura_saito_dist.m b/matlab/tfgm/utils/itakura_saito_dist.m
index 286d9c0..273cbce 100644
--- a/matlab/tfgm/utils/itakura_saito_dist.m
+++ b/matlab/tfgm/utils/itakura_saito_dist.m
@@ -1,27 +1,27 @@
 function IS = itakura_saito_dist(x_ref,x_est)
 %% IS = itakura_saito_dist(x_ref,x_est)
-% The Itakura?Saito distance (or Itakura?Saito divergence).It's measure 
+% The Itakura Saito distance (or Itakura Saito divergence).It's measure
 % of the difference between an original signal x_ref  and an approximation
-% x_est. see [1] 
+% x_est. see [1]
 % Inputs:
-%     - x_ref : original signal
-%     - x_est : estimated signal
+%     - x_ref : Reference signal
+%     - x_est : Estimation of the reference signal
 % Output:
-%     -IS: Itakura SAito measurement.
-%    
-%     
+%     -IS: Itakura Saito measurement.
+%
+%
 % Reference:
-% 
-% [1] Itakura,F.,& Saito,S. (1968). Analysis synthesis telephony based 
-% on the maximum likelihood method. 
-% 
-% 
+%
+% [1] Itakura,F.,& Saito,S. (1968). Analysis synthesis telephony based
+% on the maximum likelihood method.
+%
+%
 % Author: Marina KREME
 %%
 z = x_ref./x_est;
 
 IS = sum(z - log(z)) - length(z);
-end 
+end
 
 
 
diff --git a/matlab/tfgm/utils/itakura_saito_dist_spectrum.m b/matlab/tfgm/utils/itakura_saito_dist_spectrum.m
index 4a7d9a6..12f12ae 100644
--- a/matlab/tfgm/utils/itakura_saito_dist_spectrum.m
+++ b/matlab/tfgm/utils/itakura_saito_dist_spectrum.m
@@ -1,21 +1,21 @@
 function IS_spectrum= itakura_saito_dist_spectrum(x_ref,x_est)
 
 %% IS_spectrum= itakura_saito_dist_spectrum(x_ref,x_est)
-% The Itakura?Saito distance (or Itakura?Saito divergence).It's measure 
-% of the difference between an original spectrum  and an approximation. see [1] 
+% The Itakura Saito distance (or Itakura Saito divergence).It's measure
+% of the difference between an original spectrum  and an approximation. see [1]
 % Inputs:
-%     - x_ref : original signal
-%     - x_est : estimated signal
+%     - x_ref : Reference signal
+%     - x_est :  Estimation of the reference signal
 % Output:
 %     -IS: Itakura SAito measurement.
-%    
-%     
+%
+%
 % Reference:
-% 
-% [1] Itakura,F.,& Saito,S. (1968). Analysis synthesis telephony based 
-% on the maximum likelihood method. 
-% 
-% 
+%
+% [1] Itakura,F.,& Saito,S. (1968). Analysis synthesis telephony based
+% on the maximum likelihood method.
+%
+%
 % Author: Marina KREME
 %%
 
-- 
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