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Hi,
>> Bald Eagle writes:
>>> Take for example Francois LE COAT's very interesting work:
>>>
>>> http://news.povray.org/povray.advanced-users/thread/%3Cweb.5bb77cec1f
36de80c437ac910%40news.povray.org%3E/
>>>
>>> Forgive me if there's a lot of things I don't understand, properly re
call, or
>>> have wrong, but it seems to me that an aerial photograph of a landsca
pe has a
>>> lot of perspective distortion, and part of the photogrammetry process
would be
>>> correcting for that.
>>
>> For the time being, I'm experimenting to model trajectories in 3D.
>> But it is a difficult work, because public images given by the NASA
>> are not of good quality. If the Ingenuity helicopter flying on Mars wa
s
>> driven with my trajectory modelling, it would have crashed. But it is
>> what I'm measuring, with input data I could collect. This is strange!
>> I have no other possibility than to improve my computations further on
.
>
> For the 9th flight over Mars, I collected better images from the
> surface. To understand what I'm computing, here is another work
> from mine...
>
> (1) <https://twitter.com/Astro_Aure/status/1414699163569246210>
>
> You can see a cursor pointing at Ingenuity's localization, moving on
> the map, following the helicopter's motion. What I would like to do, is
> to compute this in space, with "translate <Tx, Ty, Tz>" in 3 dimensions
.
>
> (2) <https://www.youtube.com/watch?v=MT5SqhJ0Jio>
>
> I could also "rotate <Rx, Ry, Rz>" and "shear <Sx, Sy, 0>" but it is no
t
> working for the moment. And I rendered this with Persistence Of Vision.
> The algorithm I'm using is probably close to what is used on Mars,
> because it is constructed to avoid the drift from the embedded IMU.
> It's not viewed from the top (like (1)) but from the surface of Mars.
For 10th flight over Mars, Ingenuity followed an elaborate trajectory...
<https://www.youtube.com/watch?v=QiF9VJJamkE>
NASA planned to take color pictures of remarkable points on ground.
Best regards,
--
<http://eureka.atari.org/>
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