[HN Gopher] Simple Speech-to-Text on the '10 Cents' CH32V003 Mic...
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       Simple Speech-to-Text on the '10 Cents' CH32V003 Microcontroller
        
       Author : victor82
       Score  : 22 points
       Date   : 2024-05-28 19:20 UTC (3 hours ago)
        
 (HTM) web link (github.com)
 (TXT) w3m dump (github.com)
        
       | kragen wrote:
       | this is exciting! it's still at prototype stage: 'getting about
       | 90% accuracy [distinguishing between the spoken digits 'zero' to
       | 'nine',] with the code as it stands.'
       | 
       | i wonder if modern continuous optimization algorithms could yield
       | a neural network that would do better than this mfcc approach at,
       | perhaps, even lower computational cost
       | 
       | they seem to have gotten more expensive lately, though (11.83C/
       | in quantity 500), and lcsc is out of stock on the ch32v003. they
       | only have in stock ch32v203 and up, which costs 37.5C/.
       | https://www.lcsc.com/products/Microcontroller-Units-MCUs-MPU...
       | 
       | digi-key, as usual, doesn't list the part at all
        
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       (page generated 2024-05-28 23:00 UTC)