Update content

Created by: Bobholamovic

1. Add suffix for output images during validation.
2. Detail README.md.
3. Fix typo.
4. Change default counting mode of Metric.

src/utils/metrics.py

@@ -41,7 +41,7 @@ class AverageMeter:
 # These metrics only for numpy arrays
 class Metric(AverageMeter):
     __name__ = 'Metric'
-    def __init__(self, n_classes=2, mode='accum', reduction='binary'):
+    def __init__(self, n_classes=2, mode='separ', reduction='binary'):
         super().__init__(None)
         self._cm = AverageMeter(partial(metrics.confusion_matrix, labels=np.arange(n_classes)))
         assert mode in ('accum', 'separ')
@@ -94,7 +94,7 @@ class Recall(Metric):
 
 class Accuracy(Metric):
     __name__ = 'OA'
-    def __init__(self, n_classes=2, mode='accum'):
+    def __init__(self, n_classes=2, mode='separ'):
         super().__init__(n_classes=n_classes, mode=mode, reduction='none')
     def _compute(self, cm):
         return np.nan_to_num(np.diag(cm).sum()/cm.sum())