4mon
House Digest on MSNAdd Interesting Texture To A Paver Walkway By Changing Its SettingDig a trench about 8 inches deep that follows the full length and width of your future path. Fill it with 7 inches of gravel, ...
It then looks for this color and texture in the rest of the video image. If a smooth "road" extends about ... allows the robot to find the best path from point to point, even as it avoids obstacles.
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