3. • Long term memory: Learning
• Short term memory
• Working memory

5. VISUAL
PERCEPTION
GESTALT PRINCIPLES OF VISUAL ORGANIZATION:
SOME EXAMPLES

6. GESTALT PRINCIPLES
• How people see/interpret the world
• 3 German psychologists
• Early 1900s
Figure/Ground Grouping

7. Figure/Ground Grouping
• Surroundedness
• Smallness
• Symmetry
M

8. Figure/Ground Grouping
• Proximity
• Similarity
• Good Continuity
• Closure

9. PROXIMITY – Features that are close together
are associated

10. PROXIMITY – Features that are close together
are associated

11. PROXIMITY – Features that are close together
are associated
Violation!

12. SIMILARITY– Features that look similar
are associated
Icon families

13. SIMILARITY– Features that look similar
are associated

14. SIMILARITY– Features that look similar
are associated

15. PROXIMITY + SIMILARITY

16. GOOD CONTINUITY– We prefer smooth
continuity to abrupt changes

17. GOOD CONTINUITY– We prefer smooth
continuity to abrupt changes

18. GOOD CONTINUITY– Brain continues
shapes beyond their ending point; flow
Text
Text
Text

19. GOOD CONTINUITY

20. GOOD CONTINUITY

21. GOOD CONTINUITY

22. CLOSURE– Brain prefers closed rather than
open figures

23. CLOSURE– Brain prefers closed rather than
open figures

24. CLOSURE– Brain prefers closed rather than
open figures

25. Figure/Ground Grouping
• Proximity
• Surroundedness
• Similarity
• Smallness
• Good Continuity
• Symmetry
• Closure

26. EYE SIGHT
Contrast sensitivity
Irradiation:
• The quick red fox jumps over the lazy brown dog
• The quick red fox jumps over the lazy brown dog
• The quick red fox jumps over the lazy brown dog
• The quick red fox jumps over the lazy brown dog
S S

27. COLOR BLINDNESS!