why use 4 anchors in yolo head module?

GOATmessi8 / ASFF

yolov3 with mobilenet v2 and ASFF

GNU General Public License v3.0

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why use 4 anchors in yolo head module? #53

Closed lovepan1 closed 4 years ago

lovepan1 commented 4 years ago

hey, I can't understand why use 4 anchors when add anchor free modules. why default_center and wh_pred dims is [batchsize, self.n_anchors, fsize, fsize, 2 ] in yolov3_head.py , thank you