Third Maximum Number

414. Third Maximum Number:

理解梯度下降

本文最初写于 2016 年 4 月发表于我的博客, 当时只是大略地给出了渐进理解的轮廓,很多内容也是粗糙的很,今天在这里重新梳理一遍。

Perceptron

This post will mainly analysis the perceptron alrorithm introcuded in the book Python Machine Leerning, whose github address is here. Actually, I will pay much attention to the code analysis step by step, not the theoretical introduction, which is easy to comprehend.