From 4f839b7970555f100c4380fa7a6e0e089a93ac2a Mon Sep 17 00:00:00 2001 From: Glenn Jocher Date: Sun, 3 Apr 2022 19:26:23 +0200 Subject: [PATCH] Refactor out-of-place `Detect()` for reduced ops (#7257) --- models/yolo.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/models/yolo.py b/models/yolo.py index e18614c..f255a81 100644 --- a/models/yolo.py +++ b/models/yolo.py @@ -66,9 +66,9 @@ class Detect(nn.Module): y[..., 0:2] = (y[..., 0:2] * 2 - 0.5 + self.grid[i]) * self.stride[i] # xy y[..., 2:4] = (y[..., 2:4] * 2) ** 2 * self.anchor_grid[i] # wh else: # for YOLOv5 on AWS Inferentia https://github.com/ultralytics/yolov5/pull/2953 - xy = (y[..., 0:2] * 2 - 0.5 + self.grid[i]) * self.stride[i] # xy + xy = (y[..., 0:2] * 2 + (self.grid[i] - 0.5)) * self.stride[i] # xy wh = (y[..., 2:4] * 2) ** 2 * self.anchor_grid[i] # wh - y = torch.cat((xy, wh, y[..., 4:]), -1) + y = torch.cat((xy, wh, y[..., 4:]), 4) z.append(y.view(bs, -1, self.no)) return x if self.training else (torch.cat(z, 1), x)