# 基于AdaBoost算法的情感分析研究
**此项目为本科毕业设计项目,目前已经没有时间更新了,文章、代码都有很多错误,大家借鉴一下思路就好,不要仔细研究**
**大学时没有好好学算法,毕竟那些树、图实在提不起兴趣,好在毕业设计选择了个机器学习算法,整了个还算是有点意思的项目,至少弥补了大学的一点点的遗憾。现在将项目开源出来,虽然感觉还是写得没有达到自己的预期,大部分也是参考别人的,有兴趣的可以下载看看吧。如果可以,希望能给个star或者fork奖励奖励**
**文本分类基本流程**
<div align="center">
![](http://image.wenzhihuai.com/images/20171217043631.png)
</div>
## 运行环境
[anaconda: 3.5+]https://www.anaconda.com/
## 本文项目流程
一、 使用微博应用获取微博文本,代码地址[weibo_get](https://github.com/Zephery/weibo_get)
二、 SVM初步分类(svm_temp.py)
三、 利用贝叶斯定理进行情感分析
四、 利用AdaBoost加强分类器
**完整文档可以看doc**
[https://github.com/Zephery/weiboanalysis/blob/master/doc](https://github.com/Zephery/weiboanalysis/blob/master/doc)
## 一、获取微博文本
<div align="center">
![](http://image.wenzhihuai.com/images/20171217053231.png)
</div>
## 二、SVM初步分类
<div align="center">
![](http://image.wenzhihuai.com/images/20171217053051.png)
</div>
## 三、使用朴素贝叶斯分类
<div align="center">
![](http://image.wenzhihuai.com/images/20171217043913.png)
</div>
## 四、AdaBoost
#### 4.1 二分类AdaBoost
<div align="center">
![](http://image.wenzhihuai.com/images/20171217043935.png)
</div>
#### 4.2 多分类AdaBoost
**4.2.1 AdaBoost.SAMME**
<div align="center">
![](http://image.wenzhihuai.com/images/20171217043944.png)
</div>
**4.2.2 AdaBoost.SAMME.R**
<div align="center">
![](http://image.wenzhihuai.com/images/20171217043951.png)
</div>
没有合适的资源?快使用搜索试试~ 我知道了~
微博情感分析,文本分类,毕业设计项目.zip
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txt:13个
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