From 2b3b3397d27d4e8946939640eb92c51d6d0a064b Mon Sep 17 00:00:00 2001
From: Michael Heilig <75843816+MichHeilig@users.noreply.github.com>
Date: Thu, 22 Apr 2021 00:49:55 +0200
Subject: [PATCH] bug fix: switched rows and cols for correct detections in
 confusion matrix (#2883)

---
 utils/metrics.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/metrics.py b/utils/metrics.py
index 666b8c7ec1c0..323c84b6c873 100644
--- a/utils/metrics.py
+++ b/utils/metrics.py
@@ -145,7 +145,7 @@ def process_batch(self, detections, labels):
         for i, gc in enumerate(gt_classes):
             j = m0 == i
             if n and sum(j) == 1:
-                self.matrix[gc, detection_classes[m1[j]]] += 1  # correct
+                self.matrix[detection_classes[m1[j]], gc] += 1  # correct
             else:
                 self.matrix[self.nc, gc] += 1  # background FP