'What is mean of × in SAM?

I would like to understand SAM, the model during YOLOv4. However, I am confused as to the meaning of the "x" in the diagram. Please tell me what module name this "x" represents in yolov4.cfg in darknet.

Thank you in advance.

enter image description here

deep-learningconv-neural-networkobject-detectionyolov4


Solution 1:[1]

It is element-wise multiplication, so in most of the libraries quite literally the *. Source is here: https://arxiv.org/pdf/1807.06521.pdf

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Source: Stack Overflow

Solution Source
Solution 1 lejlot

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