@liangyh

• 应用：
• 选举预测
• 数据：
• 社交媒体
• 方法：
• 文本情感分析

## 主要内容

Score = Number of positive words - Number of negative words
If Score > 0, this means that the sentence has an overall 'positive opinion'
If Score < 0, this means that the sentence has an overall 'negative opinion'
If Score = 0, then the sentence is considered to be a 'neutral opinion'