[FRIAM] This is scary, and yet very cool...Ai neural networks making pictures, look really good

[Gillian Densmore]

Is that also why some of the older software for upscaling tricks the new
pictures have a  kind of saturated or  filmy thing over them? or is that
just from the particular Neural Networks or Ai models used?  Still very
impressive.

On Mon, Apr 4, 2022 at 5:40 PM Gillian Densmore <gil.densmore at gmail.com>
wrote:

> aaaaaaaaaaaaaaah! coool!! thanks!
>
> On Mon, Apr 4, 2022 at 5:30 PM Marcus Daniels <marcus at snoutfarm.com>
> wrote:
>
>> The idea [1] is that they learn the distribution function of different
>> kinds of distortion using a machine learning algorithm.
>>
>> Then that algorithm can invert that distribution function.  Kind of like
>> a lens can correct for nearsightedness.
>>
>>
>>
>> [1] https://arxiv.org/pdf/2107.10833.pdf
>>
>> *From:* Friam <friam-bounces at redfish.com> *On Behalf Of *Gillian Densmore
>> *Sent:* Monday, April 4, 2022 3:25 PM
>> *To:* The Friday Morning Applied Complexity Coffee Group <
>> friam at redfish.com>
>> *Subject:* [FRIAM] This is scary, and yet very cool...Ai neural networks
>> making pictures, look really good
>>
>>
>>
>> https://github.com/xinntao/ESRGAN
>>
>>
>>
>> Stumbled across this looking for a way to gently adjust some old pictures
>> of mine without watermarks (gigapixel), photoshop wasn't cutting it
>> because not enough pixels or data in the originals.
>>
>>
>>
>> I am beyond fascinated how do they do it? just guess based on colors and
>> add more pixels with that color?
>>
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