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Coverage

Coverage

For Marso to work properly, it is important to have good coverage. This means capturing enough perspectives of the object from directly above as well as below.

This may require more photography than previously required for basic photogrammetry.

https://vimeo.com/1026692229?share=copy

Red - Areas at the areas that cameras cannot see.

Perfect

Okay

Bad

Perfect

Okay

Bad

Perfect_1.jpg

Able to capture top and bottom, plenty of angles

Okay_1.jpg

Able to capture top and bottom, enough angles, but more would improve results

 

Could be improved with higher-up cameras.

Not high/low enough, even though there are a lot of cameras

Overshooting on the rotation will not compensate for missing positions at the top and bottom.

Perfect

Bad

Perfect

Bad

It is recommended to have a spacing of at most 12° in each axis (30 positions to do a full 360° capture).

The spacing in each axis does not have to be equal to one another - e.g.: a latitude spacing of 10° with a longitude spacing of 5° will work well. However, a latitude spacing of 50° and a longitude of 5° will not - as this is above our maximum recommended spacing.