What is a heatmap? A heatmap or heat map is a two-dimensional representation of data where values are represented by colors. A simple heat map provides an immediate visual summary of information. More elaborate heat maps allow the viewer to understand complex data sets.
What is a hero image? In web design, a hero image is a large web banner image, prominently placed on a web page, generally in the front and center. The hero image is often the first visual a visitor encounters on the site; it presents an overview of the site’s most important content.