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What is the iteration algorithm?

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Thread replies: 29
Thread images: 1

File: algorithm.png (257KB, 654x346px) Image search: [Google]
algorithm.png
257KB, 654x346px
What algorithm is applied to the left image to generate the images on the right?
>>
>>61621622
bumping for help please.
>>
>>61621716
>bumping
>>
Can you make reverse iteration algorithm that forms the first image from the 3rd one?
>>
majora masking algorithm
>>
Unless you knew the agorithm to begin with then you are not able to put the image back together,
Almost like encyrypting something.
>>
>>61622376
exactly like encoding something
>>
>>61621846
probably not, there's a good chance you lose data in the process

>>61622376
not necessarily, not every algorithm is reversible. For example if the algorithm was "color every line with its average color". Another example would simply be hashing
>>
>>61622376
not if the algorithm loses information. for example gaussian blur is irreversible
>>
and if the algorithm destroys data you'r buttfucked
>>
>>61621622
Rain of fucking algorithm
>>
permute columns and stretch them?
>>
>>61622422
>>61622436
Hmm , You've got a point,
But wouldn't a 'algorithm' be something that provides steps torwards a goal, therfor retracing the steps would work if you knew the algorithm.
>>
>>61622497
my algorithm is crushing your balls, what's the retracing?
>>
>>61622516
>Painkillers to remove the pain therfor retracing the steps of being without pain.
>>
>>61622541
Accidental greentext ;^(
>>
>>61622497
The classic explanation of an algorithm is that it's like a recipe. So if we make a cake, can we do anything to get the chocolate and eggs back.

Take modulo as another example.

Generally, a function can't be reversible unless it's injective (one-to-one).
>>
>>61622661
Good way to put it Anon, Thankyou.
>>
>>61621622
That looks like the room where you become a Deku in Majora's Mask
>>
>>61623278
it is
you can pretty clearly see;
- link, and his shield (on the deku plant)
- majora's mask (under the right torch)
- tatl and tael (floating above the right torch)
>>
>>61621622

it's probably sorting the pixels of each column
>>
>>61622661
I'd imagine that they should be surjective as well.
>>
>>61622661
Guess my algebra classes were good for something
>>
>>61625349
You can just shrink the codomain to make it surjective.
>>
>>61625484
True, but sometimes you don't know the range well enough to shrink down to it.
>>
>>61626673
Give me an example.
>>
>>61624433
I agree, some kind of sorting algorithm working on the pixels vertically. My first guess is merge sort, or some other algorithm that works on progressively larger chunks of data.
>>
>>61621622
JUST
>>
thanks doc
Thread posts: 29
Thread images: 1


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