| A Slanted Ellipse Detection by a Circle Detecting Hough Transform Using a Pair of Arc Recent countries visiting this post |  |
 | 9 | United States |
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| A Slanted Ellipse Detection by a Circle Detecting Hough Transform Using a Pair of Arc Recent countries visiting this post | |
| 9 | United States |
| 6 | Thailand |
| 2 | Germany |
| 1 | Switzerland |
| 1 | France |
| 1 | Egypt |