# DeepLearning

**Repository Path**: from_github/DeepLearning

## Basic Information

- **Project Name**: DeepLearning
- **Description**: Deeplearning.ai
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2020-05-15
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

以下是部分实验结果图片

## 1. 某数据集下逻辑回归和具有4层hidden layer神经网络的分类结果

![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseOne-Neural%20Networks%20and%20Deep%20Learning/pic/ass3_1.png?raw=true)
#### LR
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseOne-Neural%20Networks%20and%20Deep%20Learning/pic/ass3_2.png?raw=true)
#### NN
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseOne-Neural%20Networks%20and%20Deep%20Learning/pic/ass3_3.png?raw=true)
#### NN COST LINE
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseOne-Neural%20Networks%20and%20Deep%20Learning/pic/ass2_1.png?raw=true)


## 2. 某数据集下通过不同正则化方式得到的costLine和分类结果

#### 数据集

![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2.png?raw=true)

#### 2.1 没有进行正则化
##### costLine
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_noRegCostLine.png?raw=true)
##### 分类结果
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_noRegResult.png?raw=true)

#### 2.2 dropout正则化  
##### costLine
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_dropoutCostLine.png?raw=true)
##### 分类结果
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_dropoutResult.png?raw=true)

#### 2.3 L2正则化  
##### costLine  
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_L2RegCostLine.png?raw=true)
##### 分类结果  
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass1_2_L2RegResult.png?raw=true)


## 3. 某数据下通过不同优化方式得到的costLine和分类结果

#### 数据集

![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1.png?raw=true)

#### 3.1 梯度下降
##### costLine
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_gdCostLine.png?raw=true)
##### 分类结果
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_gdResult.png?raw=true)

#### 3.2 Adam优化
##### costLine
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_adamCostLine.png?raw=true)
##### 分类结果
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_adamResult.png?raw=true)

#### 3.3 Momentum
##### costLine
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_momentumCostLine.png?raw=true)
##### 分类结果
![image](https://github.com/TimePickerWang/DeepLearning/blob/master/CourseTwo-Improving%20Deep%20Neural%20Networks/pic/ass2_1_momentumResult.png?raw=true)