Dimensioning a neural network

Course Q&A Machine Learning Specialization Advanced Learning Algorithms
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How do you decide the dimensions of a neural network? Where to start with the number of layers and units in each layer?

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Hi @Matti_Kurvinen
Welcome to the community!

I think this thread will help you, also if you confused about anything, feel free to ask it

Cheers,
Abdelrahman

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Thanks, the same topic.

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In addition; also in this thread a similar, specific question is discussed which could be interesting, too: Shallow vs Deep Neural Network - #2 by Christian_Simonis

Best regards
Christian

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@Matti_Kurvinen

Also This topic is very useful about number of neurons

Cheers,
Abdelrahman

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in my model, i get the best results when I set my NN model architecture to be 12 hidden layers with 120 neurons for each
is it normal to use a large number?