Data analysis: AI enables the analysis of large amounts of data to identify patterns and trends in user behavior online. This can help advertisers make informed decisions about ad placement and campaign optimization.
Personalization: AI can tailor advertising messages to the needs and preferences of each individual user more accurately and effectively.
Bid optimization: Through machine learning algorithms, AI can determine the value of each ad impression and adjust bids in real-time to maximize return on investment (ROI).
Fraud detection: AI can utilize algorithms to detect and prevent ad fraud, such as non-human traffic and fake impressions.
Audience identification: The use of machine learning techniques to identify and segment audiences based on various criteria, such as demographics, interests, and online behavior.

In summary, AI improves the efficiency, accuracy, and personalization of online advertising, which can increase the effectiveness of advertising campaigns and optimize costs.