10.13: Neural Networks: Feedforward Algorithm Part 2 - The Nature of Code
The Coding Train
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10.13: Neural Networks: Feedforward Algorithm Part 2 - The Nature of Code
83 363 просмотра · 8 лет назад
The Coding Train
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83 363 просмотра · 8 лет назад
This video is a continuation of the Feedforward algorithm video. In this part, I implement the code for the algorithm in a NeuralNetwork class written in JavaScript. Code: https://thecodingtrain.com/tracks/neu...
💻 Github Repo: https://github.com/CodingTrain/Toy-Ne...
🎥 Previous: • 10.12: Neural Networks: Feedforward Algori...
🎥 Next: • 10.14: Neural Networks: Backpropagation Pa...
References:
🔗 Intelligence and Learning: https://github.com/nature-of-code/NOC...
🔗 Make Your Own Neural Network: https://www.amazon.com/Make-Your-Own-...
🔗 Math.exp(): https://developer.mozilla.org/en-US/d...
🔗 Sigmoid function: https://en.wikipedia.org/wiki/Sigmoid...
Videos:
🔗 • Neural networks
Timestamps:
0:00 Introduction
1:08 Define objective
3:07 Add weight matrices
4:48 Add random weights
5:41 Add the bias
7:14 Generate the hidden outputs
9:10 Add a function to create a matrix object from an array
12:11 Add a sigmoid function
13:32 Generate the outputs
15:02 Write a toArray() function
18:57 Train function
19:17 Outro
Editing by Mathieu Blanchette
Animations by Jason Heglund
Music from Epidemic Sound
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🎥 • Coding Challenges
🎥 • Start learning here!
🔗 p5.js: https://p5js.org
🔗 p5.js Web Editor: https://editor.p5js.org/
🔗 Processing: https://processing.org
📄 Code of Conduct: https://github.com/CodingTrain/Code-o...
This description was auto-generated. If you see a problem, please open an issue: https://github.com/CodingTrain/thecod...
#neuralnetwork #feedforward #sigmoidfunction #activationfunction #javascript