Speech recognition and laser: what they have in common

1. Step 1. Speech recognition — uses — Artificial neural network. Neural networks.
2. Step 2. Artificial neural network — is used in — Perceptron. The first trainable neural network.
3. Step 3. Perceptron — has part — Photodiode. Photocells read the image.
4. Step 4. Photodiode — is part of — LIGO. A photodetector of the interference.
5. Step 5. LIGO — uses — Laser. A laser.

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