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RegularJoe@lemmy.world to Technology@lemmy.worldEnglish · 3 days ago

WiFi signals can measure heart rate—no wearables needed

news.ucsc.edu

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WiFi signals can measure heart rate—no wearables needed

news.ucsc.edu

RegularJoe@lemmy.world to Technology@lemmy.worldEnglish · 3 days ago
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Engineers prove their technique is effective even with the lowest-cost WiFi devices
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  • Ileftreddit@lemmy.world
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    1 day ago

    Is this good? I can’t help but think it’s just another datapoint for google to scrape

  • Ileftreddit@lemmy.world
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    1 day ago

    Is this good? I can’t tell if it’ll just be used as one more invasive information gathering data points for Amazon and google

  • Mr_Dr_Oink@lemmy.world
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    2 days ago

    Wifi sognals can read my heart rate, and be used to track me around my house. But I still can’t get a signal in my room one floor up from the router.

    • GreenShimada@lemmy.world
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      2 days ago

      This is the key point - these have to be clear signals in the same room.

      • alekwithak@lemmy.world
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        1 day ago

        Hence wifi 7.

        • dyc3@lemmy.world
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          24 hours ago

          Care to elaborate?

          • alekwithak@lemmy.world
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            19 hours ago

            Faster speeds, better connection, requires higher AP density.

  • Agent641@lemmy.world
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    2 days ago

    One day, WiFi might even be usable as a method for making a reliable network connection

  • DoucheBagMcSwag@lemmy.dbzer0.com
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    3 days ago

    Insurance companies…sorry you’re denied for being a health risk…we can see from your home internet that you’re an unhealthy person

  • paraphrand@lemmy.world
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    3 days ago

    Damn. “TikTok would like to access WiFi”

    We need new permissions for this shit. WiFi can do presence detection and now heart rate? What next? Eye tracking?

    • Boomer Humor Doomergod@lemmy.world
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      3 days ago

      Maybe not eye tracking, but probably head tracking.

    • ඞmir@lemmy.ml
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      3 days ago

      Android throttles the hell out of WiFi requests since (I think) Android 9. You need to manually allow WiFi request spamming in developer options to let apps do something like determining location from it.

    • theunknownmuncher@lemmy.world
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      3 days ago

      WiFi can also do pretty precise location. Bluetooth/BLE even more precise (inches or less)

      • yucandu@lemmy.world
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        3 days ago

        I think they mean without a phone. A 2.4ghz radio can be used as a presence detection radar.

        • theunknownmuncher@lemmy.world
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          3 days ago

          It sounds like they’re specifically talking about a phone, making reference to app permissions and TikTok.

    • webjukebox@lemmy.world
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      3 days ago

      I think it can also detect our neural frequencies, aka ‘read our minds’. That’s why we see ads for things we thought about but never even searched for.

      • ThunderWhiskers@lemmy.world
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        3 days ago

        Dog… What?

        • theunknownmuncher@lemmy.world
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          3 days ago

          https://www.neurology.columbia.edu/news/mind-reading-technology-can-turn-brain-scans-language

          We already live in a world with existing, functional mind-reading devices. There is even a device designed to help people that are suffering from ALS communicate by reading their thoughts, and has a privacy feature where the user can activate and deactivate the device by thinking a password in their mind, in order to allow them to still have private thoughts.

          https://www.scientificamerican.com/article/new-brain-device-is-first-to-read-out-inner-speech/

          Phones are not fMRIs though.

  • yaroto98@lemmy.world
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    3 days ago

    Wow, all that with an esp32. No fancy hardware needed.

  • dohpaz42@lemmy.world
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    3 days ago

    And I guarantee some organization will figure out how to use this for some police state bullshit.

    • theunknownmuncher@lemmy.world
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      3 days ago

      That’s already the original use case. Cardiac signature biometrics, can install in a doorway and do identity verification and track/monitor every individual that passes through the threshold

  • ✺roguetrick✺@lemmy.world
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    3 days ago

    Cool tech but I question it’s usefulness. They focus on clinical in their language but anybody who’s on telemetry orders needs waveforms not beats per minute. I care if they’re suddenly in afib, not that they’re a little tachy after getting up to go to the bathroom.

    • salty_chief@lemmy.world
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      3 days ago

      Well some darker entities probably would appreciate access to this tech. In order to confirm mission complete if you smell what I am cooking.

    • yucandu@lemmy.world
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      3 days ago

      They mentioned apnea.

  • JoshuaFalken@lemmy.world
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    3 days ago

    2026: Major grocers found using customer heart rate to personalise prices - higher the pulse, higher the price

  • Kraven_the_Hunter@lemmy.dbzer0.com
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    3 days ago

    So the tricorder in Star Trek was just a fancy, battery powered wifi hotspot??

  • theunknownmuncher@lemmy.world
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    3 days ago

    3 letter agencies have already been using this for cardiac signature identity verification and tracking for a long while

  • Melvin_Ferd@lemmy.world
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    2 days ago

    Isn’t this no different then a sonogram

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