update traffic light cnn classifier README.md

autowarefoundation · Dec 7, 2022 · 3655615 · 3655615
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diff --git a/perception/traffic_light_classifier/README.md b/perception/traffic_light_classifier/README.md
@@ -8,7 +8,8 @@ traffic_light_classifier is a package for classifying traffic light labels using
 
 ### cnn_classifier
 
-Traffic light labels are classified by MobileNetV2.
+Traffic light labels are classified by MobileNetV2.  
+Totally 37600 (26300 for training, 6800 for evaluation and 4500 for test) Tier IV internal images of Japanese traffic lights were used for fine-tuning.
 
 ### hsv_classifier