From 621d2bddaeb4de6939e3ba0624f218f2ae8b6e08 Mon Sep 17 00:00:00 2001
From: cnn <liuhui29@baidu.com>
Date: Wed, 28 Jul 2021 20:16:34 +0800
Subject: [PATCH] set mAP=0.0 as default (#3739) (#3777)

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

diff --git a/ppdet/metrics/map_utils.py b/ppdet/metrics/map_utils.py
index f05953e5f..9c96b9235 100644
--- a/ppdet/metrics/map_utils.py
+++ b/ppdet/metrics/map_utils.py
@@ -238,7 +238,7 @@ class DetectionMAP(object):
         """
         self.class_score_poss = [[] for _ in range(self.class_num)]
         self.class_gt_counts = [0] * self.class_num
-        self.mAP = None
+        self.mAP = 0.0
 
     def accumulate(self):
         """
-- 
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