Influencer platforms consider a variety of factors to measure a creator’s trend impact. Here are a few methods commonly used:

1. Content Analysis: This involves studying the influencer’s content and the response it attracts. Elements like the topics covered, the aesthetic quality of posts, and the originality of content play a vital role in determining trend influence.

2. Sentiment Analysis: By analyzing comments and reactions, platforms can gauge how positively or negatively an influencer’s content is trending amongst audiences.

3. Topic Relevance: Platforms can measure the popularity and relevance of the topics influencers focus on. If an influencer is discussing trending topics, it enhances their trend impact.

4. Engagement: Though it may not be everything, engagement is still a critical measure of social influence. High shares, likes, and comments reflect strong trend influence.

5. Audience Growth Rate: A rapid increase in followers can be an indication of an influencer starting or riding a trend.

Different platforms may emphasize different factors. For example, Flinque focuses on content analysis, topic relevance, and audience analytics to capture a broader picture of an influencer’s influence. In contrast, some platforms might focus heavily on engagement metrics alone. The choice of platform should be aligned with the brand’s specific objectives. As such, there is no ‘best’ platform for everyone – the ideal choice depends on a brand’s specific requirements and marketing goals.