[HN Gopher] Human image synthesis from reflected radio waves
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       Human image synthesis from reflected radio waves
        
       Author : Hard_Space
       Score  : 38 points
       Date   : 2021-12-08 16:45 UTC (6 hours ago)
        
 (HTM) web link (www.unite.ai)
 (TXT) w3m dump (www.unite.ai)
        
       | jaywalk wrote:
       | This seems to basically just be the mmWave airport body scanner
       | tech scaled up to cover a whole room, and then using AI to make
       | it look like a human instead of a simple 3D model. I'm sure there
       | was a ton of complexity involved in all of that, but am I missing
       | anything else here?
        
         | jcun4128 wrote:
         | Was curious how big the receiver is, also do you probably need
         | to have a base pattern established to compare against?
        
       | questiondev wrote:
       | that's cool and scary at the same time
        
       | pierrebai wrote:
       | Isn't the training and GAN mean that the resulting image will
       | look like the persons they trained? You probably could have a dog
       | walk around and you'd still "see" a human in the synthetized
       | image.
       | 
       | The idea of this being used for, say, security would have obvious
       | dangerous bias in it. "Hey, every robber is a middle aged black
       | man."
        
         | ChrisLomont wrote:
         | >Isn't the training and GAN mean that the resulting image will
         | look like the persons they trained?
         | 
         | FaceGAN style networks generate faces that don't look like
         | anyone in the training set. In this case it all depends on how
         | varied of training data they used.
        
       | throwawaymanbot wrote:
       | Should make 5G a little bit more interesting.
        
       | datameta wrote:
       | The next logical step would be to create 3d models with
       | interferometry triangulation. My question is: are these
       | developments better or worse for physical space privacy vs
       | optical/infrared recognition?
        
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       (page generated 2021-12-08 23:02 UTC)