Lec1.1 Perceptron

Perceptron is a simple linear classifier.

linearly sepratable: $\exist \gamma$∃γ such that $y_i(\beta^T x_i+\beta_0) \ge \gamma $, for $\forall x_i, y_i$∀xi​,yi​.

一个感知机不能解决xor异或问题，所以把多个感知机结合起来，就形成了multi-layer perceptron或者叫feed-forward neural network.