• Zagorath@aussie.zone
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    9 days ago

    Yeah I was wondering the same thing. At first I thought it didn’t really matter, you’d just go by the length of time between knocks. But then I saw the “be quiet”, which would be indistinguishable from “cone here”…

    • DampCanary@lemmy.world
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      9 days ago

      wouldn’t be quiet b: Tak, tak, tak.
      and come here be: Tak, tak. Tak.

      My assumption is that dots have no pause after nock, while dash requires pause. Just like when someone uses Morse code underwater

      E.g.:
      U-571 Morse cose scene

      • theunknownmuncher@lemmy.world
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        9 days ago

        This only works if the sequences are guaranteed to never end with a long knock. If you meant to say the pause goes before the long knock, like in the example you gave, not after it, then it only works if the sequence is guaranteed to never begin with a long knock.

        Putting the pause before the long knock instead of after is so counter-intuitive that my brain struggles to allow me to actually tap the sequences that way while I read them, for example your “Tak, tak. Tak.” intuitively sounds like dot dash dot (super sister meeting), and not dot dot dash (come here).

        I think the scene in that movie is a Hollywood inaccuracy. Tapping/knocking has its own system for communication: https://en.m.wikipedia.org/wiki/Tap_code

        • DampCanary@lemmy.world
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          8 days ago

          Interesting, I never heard about that system.
          During my reply to another comment I stumbled upon another issue with how I thought pauses could work, so maybe instead of pause they distinguished dashes from dots by designating different knocking surfaces (e.g. wall for dash and wood(like bedframe or doorframe) for them?

          The goal would be to produce different sounds so e.g. dot = tak and dash = tuk. That way only pauses would be for switching the surface and for intermission between phrases

      • Zagorath@aussie.zone
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        9 days ago

        dots have no pause after nock, while dash requires pause

        That’s exactly what I thought. But when the only dash is at the end of the message, how do you tell? ..- and ... are going to be indistinguishable, no?

        • DampCanary@lemmy.world
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          8 days ago

          So, for dash they could have put pauses on both sides, maybe?
          Few examples:
          a) -·· => Tak. Tak, tak.
          b) ··- => Tak,tak. Tak.

          Then only option that wouldn’t work is -·-.

          Other option, that would allow all combinations, is if they devised solution where dash and dot knocks used different surfaces to produce different sound. E.g. for dash on a wall and for dot on wod (like a bed frame).

      • kwarg@mander.xyz
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        8 days ago

        For a danish, your onomatopoeia choice for a knock would sound annoyingly polite.

          • kwarg@mander.xyz
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            7 days ago

            hahah its rather: Thanks, thanks thaaanks. But your version is equally annoyingly polite. 😁