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STAGE 2 · pose_detection_rate

Pose detection rate

Share of analysed frames that contain a usable detected body pose.

AvailableDefinition version 1.0.0
Unit
ratio
Category / visibility
data_quality · system_quality
Capture
iOS 视频 · PC 视频
Compute
iOS · PC
Display
iOS · PC · Web
Measurement methods
pose_frame_coverage
Model
pose-backend-versioned

What this metric measures

Pose detection rate is a data-quality indicator. It reports coverage, not landmark accuracy or biomechanical validity.

How Trampoline Lab calculates it

The analyser counts frames with a pose result that meets the configured usability rule and divides by analysed frames.

How to interpret it

Use it to judge whether movement metrics have enough visual evidence. Review confidence, occlusion and camera setup as well as the rate.

Limits and responsible use

A detected pose can still contain inaccurate or swapped landmarks. High coverage alone does not prove accuracy.

Implementation contract

Required inputs分析帧总数与满足可用规则的姿态帧数
Minimum sample至少 1 个分析帧
Calculation or ruleusable_pose_frames / analysed_frames
Exclusions未进入分析范围的帧;规则版本必须保留
Outputratio/百分比
Unavailable when没有分析帧或姿态模型未运行
Default summary总体覆盖率及关键阶段覆盖率
Quality evidence分析帧数、可用帧数、关键点阈值、模型版本
Implementation evidenceimplemented

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Method references

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