---
description: Explore Ultralytics YOLO's FocalLoss, DetMetrics, PoseMetrics, ClassifyMetrics, and more with Ultralytics Metrics documentation.
keywords: YOLOv5, metrics, losses, confusion matrix, detection metrics, pose metrics, classification metrics, intersection over area, intersection over union, keypoint intersection over union, average precision, per class average precision, Ultralytics Docs
---

# ConfusionMatrix
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:::ultralytics.yolo.utils.metrics.ConfusionMatrix
<br><br>

# Metric
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:::ultralytics.yolo.utils.metrics.Metric
<br><br>

# DetMetrics
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:::ultralytics.yolo.utils.metrics.DetMetrics
<br><br>

# SegmentMetrics
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:::ultralytics.yolo.utils.metrics.SegmentMetrics
<br><br>

# PoseMetrics
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:::ultralytics.yolo.utils.metrics.PoseMetrics
<br><br>

# ClassifyMetrics
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:::ultralytics.yolo.utils.metrics.ClassifyMetrics
<br><br>

# box_area
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:::ultralytics.yolo.utils.metrics.box_area
<br><br>

# bbox_ioa
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:::ultralytics.yolo.utils.metrics.bbox_ioa
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# box_iou
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:::ultralytics.yolo.utils.metrics.box_iou
<br><br>

# bbox_iou
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:::ultralytics.yolo.utils.metrics.bbox_iou
<br><br>

# mask_iou
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:::ultralytics.yolo.utils.metrics.mask_iou
<br><br>

# kpt_iou
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:::ultralytics.yolo.utils.metrics.kpt_iou
<br><br>

# smooth_BCE
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:::ultralytics.yolo.utils.metrics.smooth_BCE
<br><br>

# smooth
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:::ultralytics.yolo.utils.metrics.smooth
<br><br>

# plot_pr_curve
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:::ultralytics.yolo.utils.metrics.plot_pr_curve
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# plot_mc_curve
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:::ultralytics.yolo.utils.metrics.plot_mc_curve
<br><br>

# compute_ap
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:::ultralytics.yolo.utils.metrics.compute_ap
<br><br>

# ap_per_class
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:::ultralytics.yolo.utils.metrics.ap_per_class
<br><br>