From 0a07cffe2aa577449159b8d6853638da9ccc4db0 Mon Sep 17 00:00:00 2001
From: wonder <hezhaohui0807@163.com>
Date: Wed, 5 Nov 2025 19:01:57 +0800
Subject: [PATCH] =?UTF-8?q?=20=F0=9F=94=84Update:=20[Lab-4]=20yolov8n=20Va?=
 =?UTF-8?q?l?=
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---
 Lab-4/src/val.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 Lab-4/src/val.py

diff --git a/Lab-4/src/val.py b/Lab-4/src/val.py
new file mode 100644
index 0000000..56cd570
--- /dev/null
+++ b/Lab-4/src/val.py
@@ -0,0 +1,14 @@
+from ultralytics import YOLO
+
+# 加载训练得到的最佳模型
+best_model = YOLO('runs/detect/yolov8n_coco128_exp1/weights/best.pt')
+# 在验证集上评估模型
+metrics = best_model.val()
+# 程序会自动打印出mAP、 Precision、 Recall等关键指标
+
+# 加载训练得到的最佳模型
+best_model = YOLO('runs/detect/yolov8n_coco128_exp1/weights/best.pt')
+
+# 在验证集上评估模型
+metrics = best_model.val()
+# 程序会自动打印出mAP、 Precision、 Recall等关键指标。