correct description of bounding box points (#11889)

points are upperleft and bottomright not bottomleft and upperright. Also coordinates were in idiosyncratic (y,x) instead of (x,y) form. And no, those two corrections don't cancel.
This commit is contained in:
jeremy rutman 2017-08-03 21:18:53 +00:00 committed by Benoit Steiner
parent d4a21196ac
commit 44cdbd6e8d

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@ -705,9 +705,9 @@ bounding box in `boxes` are encoded as `[y_min, x_min, y_max, x_max]`. The
bounding box coordinates are floats in `[0.0, 1.0]` relative to the width and
height of the underlying image.
For example, if an image is 100 x 200 pixels and the bounding box is
`[0.1, 0.2, 0.5, 0.9]`, the bottom-left and upper-right coordinates of the
bounding box will be `(10, 40)` to `(50, 180)`.
For example, if an image is 100 x 200 pixels (height x width) and the bounding
box is `[0.1, 0.2, 0.5, 0.9]`, the upper-left and bottom-right coordinates of
the bounding box will be `(40, 10)` to `(100, 50)` (in (x,y) coordinates).
Parts of the bounding box may fall outside the image.