Ok, sorry, it’s been a while since I looked at this assignment and perhaps I’m a bit “out over my skis” here.
I’m in the process of trying to reconstruct my understanding of how this works.
In the meantime, we can also search for some of the history on the forums. These issues have come up quite a few times before. YOLO is by far the most complex algorithm we’ve seen up to this point in DLS and there’s quite a bit to learn and study here.
Here’s a thread about NMS and YOLO.
Here’s a thread about Grid Cells and Anchor Boxes.