True Random Numbers - Computerphile

True Random Numbers - Computerphile

Computerphile

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tamzord
tamzord - 13.11.2023 14:22

If you only use it as a seed, you will be seeing numbers from the same sequence. If you let it run long enough, you will start seeing the same sequence of numbers.

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tr1p1ea
tr1p1ea - 13.11.2023 11:01

I like the ending point regarding even distribution of pseudo random numbers which we as humans interpret as random. But technically an infinite sequence of the same number is possible and acceptable as well.

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tr1p1ea
tr1p1ea - 13.11.2023 10:58

Technically true random numbers are physically impossible. Hardware that relies on more diverse, real-world input will still give you the same sequence given identical conditions.

Producing a random number out of nothing (no input) is not possible.

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Sam S
Sam S - 13.11.2023 10:28

I have the only technology on earth that can predict random numbers. Any time series chart. I cant get a single person to care.

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Magic Plants
Magic Plants - 13.11.2023 04:56

With something as boring as random numbers it's important to make it entertaining, not hard to listen to

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Yearly Oatmeal Studios
Yearly Oatmeal Studios - 13.11.2023 02:54

It's a me mario

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Nuchwezi Internet President
Nuchwezi Internet President - 13.11.2023 02:03

One very critical feature in [m]any modelling system[s] meanwhile... So called "Oranges".. I mean "Rings", ooops, I mean RNGs!

A very dear topic to me personally, and a reason for my fascination with applied computing in relation to "ghost in the machine" problems ;⁠)

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HebaruSan
HebaruSan - 12.11.2023 22:27

This is remedial enough to move this channel into my "consider unsubscribing" pile. Why spend 12 minutes repeating things we've all known already for decades?

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Harrison Bannerman
Harrison Bannerman - 12.11.2023 19:09

For those wondering..The Intel x86 RDRAND instruction he's talking about gets its seed from sampling thermal noise, so it's technically a psuedorandom generator just like everything else.

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Matti Aruoja
Matti Aruoja - 12.11.2023 16:18

Of course a quantum machine should be able to generate truly random numbers 🤠

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Ashley Crow
Ashley Crow - 12.11.2023 14:41

yea but if the true random number generator might have a bias we can't check for, and it would be slightly more likley to output 3141579 than any other other number and we put it as a seed then whatever number is generated by the seed 3141579 would still be more likley to be drawn so there's still a bias no?

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anti/HUMAN Designs
anti/HUMAN Designs - 12.11.2023 14:39

It would be nice to see a follow-up video explaining how the hardware produces truly random numbers.

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Kwauhn
Kwauhn - 12.11.2023 11:23

What's the advantage of using a truly random seed? Does it have some use in cryptography or something?

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Dheeraj Moré
Dheeraj Moré - 12.11.2023 10:41

It’s-a Me, Mario!

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Cinema Ipswich
Cinema Ipswich - 12.11.2023 07:01

The only "random" thing in the Universe, is radio-active decay of an isotope. No one can predict when particles will be emitted.

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RazaXML
RazaXML - 12.11.2023 03:46

very odd. it's not like computerphile to post something so fundamentally wrong. it's impossible for software or hardware to generate genuine random numbers... what a blunder

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Noomade
Noomade - 12.11.2023 02:34

What is depressing is the sh*t equipment UK professors are provided. SMH

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Ian Weckhorst
Ian Weckhorst - 12.11.2023 01:46

Utterly disappointed, the computer doesn’t use quantum physics to create truly random numbers

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stokhosursus
stokhosursus - 11.11.2023 21:11

Please don’t use auto-generated captions on videos like this when the speaker is going to be hard to understand. Please take the time to write up a transcript and ensure your video is accessible to all. Thank you!

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