Term
Principles of Display Design -
Display Legibility |
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Definition
The ability of the display to be read.
Ex. Computer screen in the sun |
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Term
Principles of Display Design -
Absolute Judgment Limits |
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Definition
Avoid this, having more than 5-7 (STM Limit) possible levels on a single variable.
Ex. Andon Tower Lights |
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Term
Principles of Display Design -
Top-Down Processing |
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Definition
We perceive and interpret signals based on our expectations we have rooted in LTM. This leads to a possibility of not being able to interpret rare events. (Because of no experience with that event)
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Term
Principles of Display Design -
Immediate Context |
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Definition
Getting used to multiple inputs being of a certain status may lead to automated responses of that status for preceding questions.
Ex. Doctor's Form, RIT Course Evaluation |
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Term
Principles of Display Design -
Redundancy Gain |
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Definition
Using alternative display modality.
Ex. Traffic Light uses color and position to show the signal. Red - Top, Yellow - Middle, Green - Bottom |
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Term
Principles of Display Design -
Discriminability |
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Definition
Being able to tell the difference between two signals easily, similarity causes confusion.
Ex. AJB648 is more similar to AJB658 than 48 is to 58 |
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Term
Principles of Display Design -
Pictoral Realism |
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Definition
Display should look like the variable it is supposed to represent in the real world.
Ex. Door ajar sensor showing what door is open. |
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Term
Principles of Display Design -
Principle of the Moving Part |
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Definition
Dynamic information should move in a spatial pattern and in the direction that is compatible with the user's mental model.
Ex. Fuel guage in car, Up is full down is empty
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Term
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Definition
| Choosing what information to take in or perceive |
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Term
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Definition
| Avoiding attraction away from critical sources |
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Term
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Definition
| Parallel processing of multiple sources of information |
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Term
| Minimizing Information Access Cost |
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Definition
| Avoid requiring the user to navigate through multiple layers of menus. |
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Term
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Definition
| Can be used to figure out the best setup of a display. Records the frequency between linked items, Items with higher frequency should be moved closer together |
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Term
| Replace Memory with Visual Information |
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Definition
| Have the user rely more on the display than his/her memory to interpret it. |
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Term
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Definition
| Displays that predict future states free up mental resources. Ex. GPS |
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Term
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Definition
| Displays become entrenched withing LTM. Common displays should be consistent. Ex. Car speedometer that moves counterclockwise |
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