-let findRadius (img: Image<Gray, byte>) (range: int * int) (scale: float) : int =
- use scaledImg = if scale = 1.0 then img else img.Resize(scale, CvEnum.Inter.Area)
+let findRadius (img: Image<Gray, 'TDepth>) (range: int * int) (scale: float) : int =
+ use scaledImg = if scale = 1. then img else img.Resize(scale, CvEnum.Inter.Area)