Perceptron

Neural network 1-layer yang ditemukan Frank Rosenblatt 1958. Unit dasar neural network modern. Kritik Minsky-Papert 1969 menyebabkan 'neural network winter'.

Perceptron: weighted sum + step function. Mark I hardware (1958). Keterbatasan: tidak bisa solve XOR (Minsky-Papert 1969). Multilayer perceptron (MLP) + backpropagation memecahkan.

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Perceptron

Definisi

Perceptron adalah model neural network paling sederhana — satu neuron buatan yang mengambil beberapa input, memberikan bobot, dan menghasilkan output biner (0 atau 1).

Formula

output = f(Σ(wᵢxᵢ) + b)

dimana f adalah step function (Heaviside).

Sejarah

  • 1958 — Frank Rosenblatt (Cornell) membangun Mark I Perceptron hardware
  • 1960 — Perceptron bisa mengenali huruf
  • 1969 — Minsky & Papert, Perceptrons — buktikan keterbatasan (XOR)
  • 1986 — Multilayer Perceptron + backpropagation memecahkan

Connected to

Not yet written

The following pages are referenced but don't exist yet — they'd make good future additions.

  • /concepts/neural-network

References

  1. Wikipedia

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