Challenges
• Time increases complexity
The combination of concepts, methods and technologies of different
domains (e.g. Geography, Informatics, Psychology, …) helps the
developer to design spatio-temporal web maps in an intuitive and
easily understandable way
Current trends should be considered for developing the user interface
Perception
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Perception: Gestalt Principles
Design Guidelines
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CMY(K) Color Model
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HSV/HSB Color Model
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Itten’s color wheel
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Color Harmonies: Monochromatic
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Effects of a Poor Color Selection
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