A graphical representation of the density and distribution of data points. Denser regions in the image are interpreted as the data points' frequency, while lower densities are interpreted as fewer data points in that area.
Heatmaps show you where people worldwide are clicking on content to help you understand how people interact with your website designs and content.
The ratio of a rectangle's width to its height. It is measured by dividing the shorter side length, here "w" or width, by the longer side length, "h" or height. The aspect ratio may be given as either a fraction or as a decimal.
Small uppercase letters, generally about half as tall as regular uppercase letters.
A set of symbols or "characters" including letters, numbers and various other symbols.
The attributes of a typeface. Type properties include weight, width, colour and x-height.
A process in which subjects use a product or service under test conditions and report their experience.
A technique used to sequentially present items in a list or other data set that are too long to display at one time.
The measure of a device or computer system's ability to capture fine detail. A higher number of pixels can provide more details and finer images on the screen.
A system of columns and rows designers use to create layouts. It's used in graphic design and web development to align elements for easy use on the page. Grids are a key part of design because they help you create balance, rhythm, proportion and hierarchy in your layout.
A discipline that analyses the usability of an application by assessing its interaction design and user experience.
The art and science of arranging information so that it's intuitive to find, easy to navigate, presents a cohesive design, meets accessibility guidelines, looks attractive on any device or screen size and ultimately drives behaviour change.