The unused or empty space in a composition of images, either two-dimensional (as with paintings) or three-dimensional (as with sculptures).
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 setting on a camera's lens which controls how much light comes into the camera. Aperture settings can usually be set to F-stop values ranging from F1.4-F22. The higher the aperture value, the smaller the opening is, and vice versa, which affects the depth of field in photos and how much light reaches and illuminates a subject or scene in a photo.
The end (straight or curved) of any stroke that doesn’t include a serif. Some typefaces feature ball terminals on letters such as the ‘f’, ‘a’, and ‘c’.
A graphical representation of the user on a device, used to represent various users in different contexts. It can be a photo, image or drawing.
A concept used in systems design to describe the negative consequences of making seemingly innocuous design changes. Shorthand for a product's delayed but inevitable need to be reworked due to earlier, seemingly trivial decisions not having been fully thought through in the original release.
Designers incur this "debt" by making quick and easy choices that save time in the present but cause more complex problems later on down the road when it becomes necessary to change or add something.
A digital file created in Adobe's illustration and photo manipulation software Photoshop. PSD files are used to edit images, create graphics, art, icons, images, among a plethora of other things.
A psychological principle which predicts that when multiple homogeneous stimuli are presented, the stimulus which differs from the rest is most likely to be remembered. In other words, people tend to remember items in isolation more than those of a similar nature or objects in clusters. This phenomenon has been applied in designing websites and software with various levels of success.
An observation in Psychology that suggests that the number of mental objects the average person can keep track of is seven (plus or minus two).
A print that the printer receives to monitor the progress of production. Proofing is a matter of looking at the print to ensure that it has been printed correctly and that the colours are rendered accurately.
The small decorative stroke at the end of a stroke in a letter, or a typeface.