Below are definitions of the terms used within the Performance section of the Jurnii AI Platform:
First Contentful Paint (FCP)
The time it takes for the first piece of content to appear on a webpage, important for assessing how quickly users can view content.
Largest Contentful Paint (LCP)
The loading time for the main content of a page, reflecting perceived load speed. Ideal LCP is within 2.5 seconds.
First Input Delay (FID)
Measures the time it takes for a webpage to respond to the first user interaction (e.g., clicking a link), important for evaluating interactivity.
Cumulative Layout Shift (CLS)
Quantifies unexpected layout shifts during page load, impacting visual stability and user experience.
Speed Index
Measures how quickly content visually appears during page load, calculated by Lighthouse to assess smoothness and speed.
Total Blocking Time (TBT)
The total time between FCP and TTI when the main thread is blocked, essential for understanding how interactive a site is.
Accessibility Score
Explanation of how Jurnii AI assesses digital accessibility, including adherence to standards like WCAG and ARIA.
SEO Score
Criteria used to assess the effectiveness of a website’s SEO, covering metadata, keywords, and mobile optimization.