1. SITUATED AGENTS

2. John S Gero Agents – Situated Agents Basic Ideas Interaction not just encoding Construction not just recall Cognitive Science Dewey (1896): “Sequences of acts are composed such that subsequent experiences categorize and hence give meaning to what was experienced before.” Gero (1998): “where you are when you do what you do matters” Experimental Studies Schön and Wiggins (1992): “interaction of making and seeing” Suwa, Gero and Purcell (1999): “Sketches serve as a physical setting in which design thoughts are constructed on the fly in a situated way.” Situatedness

3. John S Gero Agents – Situated Agents Where you are when, matters

4. John S Gero Agents – Situated Agents

6. What you focus on matters

7. John S Gero Agents – Situated Agents

9. What you are looking for affects what you see

10. John S Gero Agents – Situated Agents No unique representation of world, depends partly on your expectations

11. John S Gero Agents – Situated Agents SITUATION EXPERIENCEMEMORIES Constructive Memory

12. John S Gero Agents – Situated Agents Constructive Memory

13. John S Gero Agents – Situated Agents Hypothesizing pull push Interpretation External World Expected World Interpreted World Action SITUATEDNESS: An interaction of different worlds

14. John S Gero Agents – Situated Agents Constructing a Cognitively-Based Situated Agent

15. John S Gero Agents – Situated Agents Agent with STM

16. John S Gero Agents – Situated Agents Learning agent with STM and LTM

17. John S Gero Agents – Situated Agents SITUATED SIMULATION Pedestrians may be attracted to other pedestrians or objects. Pedestrians try to maintain a comfortable distance from obstacles like walls. Pedestrians try to maintain a comfortable distance from other pedestrians. Pedestrians try to move as efficiently as possible to a destination. Situated social force model 1 2 3 4 pedestrian obstacle destination attraction repulsion Simulating doors

18. John S Gero Agents – Situated Agents Narrow door

19. John S Gero Agents – Situated Agents Wide door

20. John S Gero Agents – Situated Agents Two doors