minor changes

README.md

@@ -77,6 +77,8 @@ To avoid using the config file, you can input directly the fullpath of the files
 main.sh <t1.ext> <mask.ext> [<outputdir>]
 ```
 
+If you want to avoid performing the histogram matching on the reference image, you can specify the ```--no-histmatch``` option
+
 #### Script Dependecies
 
 The App needs   `singularity` to run.
@@ -149,4 +151,4 @@ or with local softwares installed:
 run_test_local.sh <download_dir> <output_dir>
 ```
 The script performs the automatic download of the published testset (using [`brainlife CLI`](https://brainlife.io/docs/cli/install/)) of the DBB benchmark (https://doi.org/10.25663/brainlife.pub.24) in the folder ```<download_dir>```. Then, the script predicts the segmentation volume for each subject and stores the results in ```<output_dir>```. 
-Finally, the script computes the dice score between the predicted segmentation and the test set ground-truth, and create the final _csv_ file, named _average_dice_score.csv_ (stored in ```<output_dir>```), reporting the average dice score across the subjects for each label of the segmented volumes.
+Finally, the script computes the dice score between the predicted segmentation and the test set ground-truth, and create the final _csv_ file, named _average_dice_score.csv_ (stored in ```<output_dir>```), reporting the average dice score across the subjects for each label of the segmented volumes.