---
description: Validate YOLOv5 detections using this PyTorch module. Ensure model accuracy with NMS IOU threshold tuning and label mapping.
keywords: detection, validator, YOLOv5, object detection, model improvement, Ultralytics Docs
---

# DetectionValidator
---
:::ultralytics.yolo.v8.detect.val.DetectionValidator
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# val
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:::ultralytics.yolo.v8.detect.val.val
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