fix: correct the README.md

README.md

@@ -215,9 +215,8 @@ Or directly in python as follows:
 from antecedent.pipeline import create_pipeline
 
 grayscale = True  # depends on your image/block
-target_is_dct = True  # depends on your image/block
 
-pipeline = create_pipeline(['naive', 'islow'], [75, 98], grayscale=grayscale, target_is_dct=target_is_dct)
+pipeline = create_pipeline(['naive', 'islow'], [75, 98], grayscale=grayscale, target_is_dct=True)
 ```
 
 ## Blocks selection and filtering