1. Overview of UI Development CSCI 4800/6800 Feb. 1, 2006

2. Goals What does the client want/need? (goal: go from vague to specific) Representation of problems with current system Representation of requirements of new system

3. Our focus is on the Design Implementation Evaluation – of user interfaces …

4. Design… User-centered design – principles – methods Requirements gathering Task analysis Guidelines: principles and rules Standards and Metrics Prototyping

5. Implementation Java: applet, applications Web-based computing: – Struts – Ruby on Rails Other??

6. Evaluation Usage Data Experiments, Benchmarking Evaluation Methodology Human Subjects concerns

7. Environment analysis physical environment – temperature, humidity, lighting, available space social environment – quiet/loud, busy/isolated, etc. user support environment – helpful/hostile

8. Ideally …. History of HCI, definitions Cognitive and Perceptual Psych background Design Implementation Evaluation

9. What we’ll do ….  History of HCI, definitions  Cognitive and Perceptual Psych background Design – we’ll start this – go back to finish up some knowledge rep notes – skip ahead to implementation so you can start projects – go back to finish this up Implementation Evaluation