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自制数据集,mAP接近98%,实际检测很多目标可以检测出来,但置信度很低 #26

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likelyxx opened this issue Apr 1, 2021 · 2 comments

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@likelyxx
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likelyxx commented Apr 1, 2021

你好,我用自己的数据集训练,mAP接近98%、每一类精准率都很高,接近99%,召回率60%左右
但是用测试集图片检测时,大部分目标置信度低(0.3-0.5),必须在代码中调低score值才可以检测出这部分目标,
anchor box是自己聚类生成的,匹配度大概98%
不知道这种情况如何解决?求指点

@bubbliiiing
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1、map这么高你的数据集是不是差异性不大。
2、计算map并不是要求所有的正样本置信度都很高。
3、看看map的原理,召回率和精确度的该奶奶

@bubbliiiing
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概念

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