Steven Broschart
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Pattern recognition visualised

How does a neural network actually recognise patterns?

A trained network answers a seemingly simple question: does the image show a dog?

The animation shows both the data flow through the entire network and, in detail, what happens inside a single artificial neuron: weighting, summation, activation and propagation of signals.

This makes visible how pattern recognition emerges step by step from many simple computations.

Animation: how a trained neural network answers whether an image shows a dog

Question to the network: Does the image show a dog? · Trained network, no learning, classification only.
Step 1 · 0%
data flow through the network · with detail view
Step 1 — Input signals reach Hidden 1
The input image — a cat — is fed into the network.
Sum Σ
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Activation σ(Σ)
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Answer
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