File:HoughEllipseGeometry.jpg
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HoughEllipseGeometry.jpg (285 × 186 pixels, file size: 25 KB, MIME type: image/jpeg)
Hough Transform: Calculating a center of an ellipse: x1, x2, x3 - three ellipse points; (t, x1), (t, x2) and (t, x3) the tangents of the points x1, x2 and x3 correspondingly; m is the midpoint of (x1, x2), m1 is the midpoint of (x2, x3); o is the center of the ellipse found as the intersection of (t, m) and (t1, m1)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:55, 7 August 2012 | | 285 × 186 (25 KB) | Imported>Olga Vovk | Hough Transform: Calculating a center of an ellipse: x1, x2, x3 - three ellipse points; (t, x1), (t, x2) and (t, x3) the tangents of the points x1, x2 and x3 correspondingly; m is the midpoint of (x1, x2), m1 is the midpoint of (x2, x3); o is the center o |
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