Interaction Design Specification (lecture-6)
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Key references/literature[2]
The Lifecycle Model
The Usability Engineering Lifecycle
User Interaction Specification
State Transition Diagram (STD)
STD Example 1: Draw Circle
STD Example 1 (cont’d)
Hierarchical STD Example 2
Hierarchical STD Example 2 (cont’d)
Petri Nets (PN)
PN: Building Blocks
PN: Formal Definition
PN: Formal Definition (cont’d)
PN: Firing Rules for Transitions
PN: Change of States (1)
PN: Change of States (2)
PN: basic modeling (1)
PN: basic modeling (2)
PN: basic modeling (3)
PN Example: Font Selection
PN Example: a finite-state machine (1)
PN Example: a finite-state machine (2)
What is GOMS?
Members of GOMS Family
What GOMS can model
GOMS Output
GOMS Output (cont’d)
Applications of GOMS
Other GOMS techniques
GOMS Approach
Concept: Goals
Concept: Methods
Concept: Operators
Concept: Selection Rules
Operators vs. Methods
GOMS description How to Use GOMS
GOMS Example 1: PDA Text Entry
GOMS Example 2: Iconise Window
GOMS & KLM Example 2 (cont’d)
GOMS Example 3: Graph Drawer
GOMS Example 3 (cont’d)
GOMS Example 4: Editing
GOMS Example 5: DOS File Delete
GOMS Example 6: Mac File Delete
Advantages of GOMS
Disadvantages of GOMS
User Action Notation (UAN)
UAN: Symbols and Operators
UAN: Conditions and Options
UAN: Tables
UAN: Temporal relations
Move object from front to back
UAN for moving object to back
UAN: Example 1
UAN: Example 1a
UAN: Example 1b
UAN: Example 2
Optional Exercises (1)
Optional Exercises (2)
Email: g.w.m.rauterberg@tue.nl
Home Page: http://www.ipo.tue.nl/homepages/mrauterb/lectures.html
Other information: (c) IPO, TUE, Eindhoven
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