What are the high value-added data sources that cannot be ignored in big data

Social media data, cell phone data, Internet of Things data, financial data, medical data, education data, etc.

1, social media data: user data generated on social media platforms (Weibo, WeChat, Shake, etc.), including user behavior, interests, geographic location, etc., are of great value for analyzing user preferences and behavior patterns.

2. Mobile data: location, usage and sensor data from mobile devices can provide valuable information about users' daily lives, travel habits and health conditions.