Mastodon Politics, Power, and Science: How to build a neural net from scratch in python.

Tuesday, July 25, 2023

How to build a neural net from scratch in python.

 Found a very good video with sample code.  Very easy to understand how this works.  Only uses the numpy linear array library.  


https://www.youtube.com/watch?v=w8yWXqWQYmU

https://www.kaggle.com/code/wwsalmon/simple-mnist-nn-from-scratch-numpy-no-tf-keras/notebook


Here is a screen shot of one of the test runs and some code.




at
Labels: , , , ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

The Planck Scale Is Not a "Pixel": It’s a Measure of You

J. Rogers, SE Ohio For decades, we’ve been told the same story about the Planck Length. Science popularizers often call it the "pixel s...

  • Nothing Up My Sleeve.
    The tent smelled of ozone, sawdust, and cheap miracles. On a rickety stage, a man named Constantine adjusted the frayed cuffs of his tuxedo...
  • 37 sensor kit from Sunfounder lab
    So, I saw this kit on Amazon.  It seemed too good too be true.  The kit was priced right, it was less than 2 dollars for each board.  Of co...
  • Got the web server up and running in the cloud now.
    First the bad news. For som e reason the Amazon Web S ervice console was running very badly under F irefox.  It was taking forever to load a...