What are missing keywords of the site? How to detect them? What does further data processing mean? This article explains this and other questions, such as how to find matching keywords for your existing pages using Serpstat API Console. Read up!
Text Analytics is a tool designed to help you optimize the text on your page to rank for the whole clusters instead of keywords. It provides you with a list of recommended keywords to use in Title, H1, and Body based on top-10 search results of all keywords.