| A stereo vision based mapping algorithm for detecting inclines, drop-offs, and obstacles for safe local navigation Recent countries visiting this post |  |
 | 12 | United States |
 | 3 | |
 | 1 | China |
| A stereo vision based mapping algorithm for detecting inclines, drop-offs, and obstacles for safe local navigation Recent countries visiting this post | |
| 12 | United States |
| 3 | |
| 1 | China |