教小白精通编程

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      "Q Learning 算法的C++实现"

    "A simple C++ implementation of Q Learning algorithm"

版权所有(hwdong)，未经作者同意，不得转载！ This is a simple C++ implementation of Q Learning algorithm. Example For the example in the reference article.. “Suppose we have 5 rooms in a building connected by do...

Posted by xuepro on May 24, 2018

      "使用谷歌云端虚拟机Colaborator运行机器学习、人工智能项目"

    "using google Colaborator to programming for machine learning and deep leanring"

使用谷歌云端虚拟机Colaborator运行机器学习、人工智能项目。步骤如下： 进入自己的谷歌云盘（需要有一个gmail账号） 2.在谷歌硬盘上通过“+ New”图标新建一个自己的工作文件夹，比如”colab” 选中”colab”文件夹，再次，点击“+ New”图标，选择“more”->”Colaboratory”，即可以开始机器学习/深度学习编程了！

Posted by xuepro on May 16, 2018

      "Deep Neural Network for Image Classification Application"

    "Deep Neural Network for Image Classification Application"

Deep Neural Network for Image Classification: Application When you finish this, you will have finished the last programming assignment of Week 4, and also the last programming assignment of this c...

Posted by xuepro on May 15, 2018

      "模仿C++的string实现一个字符串String类"

    "Implement a class String similar to c++ string"

模仿C++的string实现一个字符串String类 1. C++string 类的例子 #include <iostream> #include <string> using std::string; using std::endl; using std::cout; int main(){ string str,str2("hello"),str3 = "...

Posted by xuepro on May 14, 2018

      "Building your Deep Neural Network Step by Step"

    "Building your Deep Neural Network Step by Step"

Building your Deep Neural Network: Step by Step Welcome to your week 4 assignment (part 1 of 2)! You have previously trained a 2-layer Neural Network (with a single hidden layer). This week, you w...

Posted by xuepro on May 12, 2018

      "Planar data classification with one hidden layer"

    "Planar data classification with one hidden layer"

Planar data classification with one hidden layer Welcome to your week 3 programming assignment. It’s time to build your first neural network, which will have a hidden layer. You will see a big dif...

Posted by xuepro on May 10, 2018

      "Logistic Regression with a Neural Network mindset"

    "Logistic Regression with a Neural Network mindset"

Logistic Regression with a Neural Network mindset You will learn to: Build the general architecture of a learning algorithm, including: Initializing parameters Calculating the...

Posted by xuepro on May 10, 2018

      "Stanford 231课程：Python Numpy Tutorial教程"

    "cs231 course：Python Numpy Tutorial"

Python Numpy 教程(Python Numpy Tutorial) 这篇教程来自Justin Johnson。 我们将使用Python编程语言来完成本课程的所有作业。Python是一门非常好的通用编程语言，凭借一些流行的库（numpy, scipy, matplotlib），成为了一个强大的科学计算环境。 我们期望你们中大多数人对于Python语言和Numpy库有一些经验，对...

Posted by xuepro on May 9, 2018

      "(译文)线性和多项式回归中的学习曲线"

Learning Curves in Linear & Polynomial Regression

原文 谈谈 Bias-Variance Tradeoff 注：我没有完全照着原文翻译，省略了一些字句，使得尽量内容简洁。 学习曲线(Learning Curves) 分析机器学习模型的Bias-Variance方面很有用。本文用一个简单的线性回国模型作为案例说明如何用学习曲线提高改进模型。 学习曲线介绍 Introduction to Learning Curves 学习曲线用于在...

Posted by xuepro on May 8, 2018

从头训练一个简单的线性回归模型

Training a Simple Linear Regression Model From Scratch

原文Training a Simple Linear Regression Model From Scratch 问题和数据集 Problem & Dataset 我们看Andrew Ng的机器学习课程的一个回归问题(regression problem)，此问题的目标是训练一个模型以便准确预测一个城市中的餐车的利润。 我们的数据集中的第一列是各个城市的人口，第2列则是该城市的...

Posted by xuepro on May 8, 2018

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