lemonneko-优快云博客

原创出现Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build*解决办法

我在使用sudo pip install jupyter的时候出现了Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-sr2_jA/distribute/这个错误，百度了好久也试了前人的很多方法，最后在stack overflow上看到了一句代码见奇效easy_install -U

2018-01-16 17:00:30 95148 4

原创改善深层神经网络第二周-Optimization methods

Optimization MethodsUntil now, you’ve always used Gradient Descent to update the parameters and minimize the cost. In this notebook, you will learn more advanced optimization methods that can speed up

2017-12-05 15:48:55 2436

原创改善深层神经网络第一周-Gradient Checking

Gradient CheckingWelcome to the final assignment for this week! In this assignment you will learn to implement and use gradient checking. You are part of a team working to make mobile payments availabl

2017-11-27 20:23:58 2412

原创改善深层神经网络第一周-Regularization

RegularizationWelcome to the second assignment of this week. Deep Learning models have so much flexibility and capacity that overfitting can be a serious problem, if the training dataset is not big eno

2017-11-27 20:14:19 5469 1

原创改善深层神经网络第一周-Initialization

InitializationWelcome to the first assignment of “Improving Deep Neural Networks”. Training your neural network requires specifying an initial value of the weights. A well chosen initialization method

2017-11-27 19:21:12 3414

原创神经网络与深度学习第四周-Deep Neural Network - Application

Deep Neural Network for Image Classification: ApplicationWhen you finish this, you will have finished the last programming assignment of Week 4, and also the last programming assignment of this course!

2017-11-24 17:32:57 1301

原创神经网络与深度学习第四周-Building your Deep Neural Network - Step by Step

Building your Deep Neural Network: Step by StepWelcome 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 will bu

2017-11-23 13:45:03 2189

原创双层神经网络与逻辑回归正反向传播数学公式简要推导

逻辑回归正向传播和反向传播推导: z=wTx+b(1)z = w^Tx + b \tag1 a =σ(z)=11+e−z(2)\begin {aligned}a&= \sigma(z) \\\&=\frac{1}{1 + e^{-z}} \\\ \end {aligned}\tag2 L(a,y)=−(ylog(a)+(1−y)log(1−a))(3)L(a,y) = -(y\l

2017-11-19 16:55:32 1204

原创神经网络与深度学习第三周-Planar data classification with one hidden layer

Planar data classification with one hidden layer(用一个隐藏层平面数据分类)Welcome to your week 3 programming assignment. It’s time to build your first neural network, which will have a hidden layer. You will se...

2017-11-18 21:51:48 2461

原创神经网络与深度学习第二周-2-Logistic Regression with a Neural Network mindset

Logistic Regression with a Neural Network mindsetWelcome to your first (required) programming assignment! You will build a logistic regression classifier to recognize cats. This assignment will step y

2017-11-17 21:00:00 910

原创神经网络与深度学习第二周-1- Python Basics With Numpy

Python Basics with Numpy (optional assignment)Welcome to your first assignment. This exercise gives you a brief introduction to Python. Even if you’ve used Python before, this will help familiarize you

2017-11-10 17:03:33 1386

原创快速搭建ubuntu JavaWeb服务器环境（不需要下载任何软件包）

*可能很多朋友最开始搭建JavaWeb服务器环境和我一样，先去下载好JDK，Tomcat，mysql的压缩包文件，然后解压放在某个目录下，然后去配一下环境变量等等。这样的操作方式比较繁琐，如果系统崩了再次安装又会像这样花费很多时间，有没有更简便的方式来配置JavaWeb环境呢？*下面我们开始进入正题：1. 安装JDK添加ppasudo add-apt-repository ppa:webupd8

2017-11-10 10:22:49 445

转载使用优快云-markdown编辑器

欢迎使用Markdown编辑器写博客本Markdown编辑器使用StackEdit修改而来，用它写博客，将会带来全新的体验哦：Markdown和扩展Markdown简洁的语法代码块高亮图片链接和图片上传LaTex数学公式UML序列图和流程图离线写博客导入导出Markdown文件丰富的快捷键快捷键加粗 Ctrl + B 斜体 Ctrl + I 引用 Ctrl

2017-11-09 22:17:14 191

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