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Gradient about IOU-Smooth L1 loss #82

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igo312 opened this issue Jun 10, 2021 · 0 comments
Open

Gradient about IOU-Smooth L1 loss #82

igo312 opened this issue Jun 10, 2021 · 0 comments

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@igo312
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igo312 commented Jun 10, 2021

here's the equation

image

Let's let Lreg as u and |-log(IoU)| as I

image

@yangxue0827 I know there must be something wrong. So could you pleast tell the right wat to calculate the gradient?
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