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2D Neural Network Solving Problem in Excel

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Uploaded by on Jul 29, 2007

This is a 2D 30 weight neural network I set up in Excel. It gets a pretty good guess after 30 seconds but needs 6 hours to approach perfection.

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Uploader Comments (cybercab)

  • I guess it needs more nodes to learn it faster?

  • @p6v53as435fe Kinda. lol, Actually more nodes would make it slower but more accurate. This is just a demo I made in Excel. It works but Excel is not designed for this. If I needed it for a real problem, I'd have a programmer do it in VB or something more suited to computation. I'm not a real programmer though I dabble. I just wanted to see if I could make it work. I did and I'm happy :)

  • You take an input (x) to an output (y) so it isn't a multi-dimensional problem :P

  • @Marksman560 I'm not sure if you're just trolling, but on the off chance that you're serious....

    The 2D aspect of this video is just the video. It's a 2D rendering of what's going on mathematically. The video rending does nothing to help the process. In fact it slows it down quite a bit. If I were going to describe the neural network I'd describe it as "single parametered" or "30 weight." Hope that helps.

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  • @cybercab

    Aha. I was misreading your video-comment ('2D 30 weight neural network'). btw 'single-parametric' is a nice description for what I was saying :)

  • @cybercab Thank you :D

  • @EZbakeROFLcakes No problem. I don't mind answering legit questions. The AI is trying to find the relationship between many parameters (e.g people's height and weight). The AI part is revising the equation constantly to find a better fit to the graph. It's rather involved but Wikipedia has good info on the "gradient descent" approach.

  • @cybercab Hi, I dont mean to start trouble again but he does have a point :( Im completely new to Neural Networks and Genetic Algorithms like so many other people in the world, and sadly as I dont know much, it could help if you could describe what the problem is and what the "AI" is trying to achieve, is it attempting to be similar to the blue graph?

  • @superdiza "Rights?" What are you 14? You're a troll. Looking to make trouble. You've still never posted a video. I guess that sums you up. Nothing.

  • @cybercab so much ego, so many assumptions.

    as a youtube user I have the right to comment and rate, and I did.

    you have the "right" to call commentators names and feel better about your self.

    have fun :)

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