Optimization Methods Until now, you've always used Gradient Descent to update the param...
Optimization Methods Until now, you've always used Gradient Descent to update the param...
Gradient Checking Welcome to the final assignment for this week! In this assignment you...
numpy中np.multiply()、np.dot()、" * "、np.matmul()的区别与联系 特别提示: np.dot:数组中如果a或者b中有一个是标量,则np....
1、字节、二进制位关系 1byte(字节) = 8bit(二进制位) 2、编码概述 3、变量所占的二进制位数量 代码: 输出: 4、字符串首字母大写 代码: 输出: 5、移除...
Regularization Deep Learning models have so much flexibility and capacity that overfitt...
1 . Data types(数据类型) see also: Data type objects Array types and conversions between ty...
1-4、用c语言编写一个用于打印摄氏与华氏温度对照表的程序 for循环实现
神经网络和深度学习——基础概念理解
神经网络基础 1、"Hello World" output: 2、Basic_sigmoid (math实现sigmoid函数) output: 3、sigmoid() (n...
浅层神经网络(平面数据分类) Planar data classification with one hidden layer 1 - import package 2 - ...
改善 / 优化深度神经网络——基础概念理解 备注 公式: 解决办法: 1.欠拟合:增加特征维度,增加训练数据2.过拟合:(1)减少特征维度;(2)正则化,降低参数值
Initialization A well chosen initialization can: Speed up the convergence of gradient d...
You will learn to: Build the general architecture of a learning algorithm, including:1....
加速python运行-numba numba是一个用于编译Python数组和数值计算函数的编译器,这个编译器能够大幅提高直接使用Python编写的函数的运算速度。 numba...
1. Prerequisites(先决条件) know a bit of Python have some software installed on your compu...
深层神经网络 Building your Deep Neural Network: Step by Stepbuild a two-layer neural networ...
You will use use the functions you'd implemented in the previous assignment to build a ...
简介 markdown是一种轻量级标记语言,它允许人们使用易读易写的纯文本格式编写文档。Markdown 语言在 2004 由约翰·格鲁伯(英语:John Gruber)创建...