Why do you think visual analytics matter? How does data visualization work? How do you choose the most suitable renderer? These are all questions from tickets)), and I also need to give an example of products or companies that provide such services?
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Good data visualization is critical for analyzing data and making decisions based on it. Visualization allows you to quickly and easily notice and interpret connections and relationships, as well as identify emerging trends that would not have attracted attention in the form of raw data. A well-thought-out graphical presentation not only contains information, but also increases the efficiency of its perception through clarity, attracting attention and retaining interest, in contrast to tables and documents. Most data visualizers can connect to on-premises or cloud data sources such as relational databases. In this way, the data is retrieved for analysis. Users can choose the most suitable way of presenting data from several options. Some tools automatically provide recommendations for using views based on the data being analyzed. He seems to have answered all your questions, for example, you can look at the site https://www.dataart.com/services-and-technology/ux-and-ui-design-and-consulting-services , there you will find both an example and a more detailed description.