Chapter 64

Achieving Compatibility In Human-Computer Interface Design And Evaluation

Waldemar Karwowski
University of Louisville

 

Outline

The Concept of Compatibility

CHS complexity

A Framework of the Generic Ergonomic System

The Complexity – Compatibility Paradigm

Entropy of CHSs

Entropy of the Generic Ergonomic System

Compatibility Requirements and System Regulation

The Human – Computer Interaction (HCI) System

CHS Entropy Determination: Example 1 — Visual Display Design

CHS Entropy Determination: Example 2 — Chair Design

A Framework for Quantification of Complexity and Compatibility

Modeling of CHS Complexity

A Structure of Ergonomic System Interactions

Quantification of Compatibility

Complexity Versus Compatibility

Fuzziness in Computer-Human Systems

Experimental Verification of the Fuzzy GOMS Model

Conclusions

References

 

Figures

Figure 64.1: Generic framework for a human–computer interaction system.

Figure 64.2: The compatibility–complexity paradigm representation

Figure 64.3: An illustration of hypothetical entropy changes for the screen display-human operator system at two levels of computer screen complexity.

Figure 64.4: An illustration of hypothetical entropy changes for the office chair–human operator system at two levels of chair complexity (degrees of freedom for chair adjustments).

Figure 64.5: The structure of system adjacency, reachability, and connectivity matrices in the quantification of complexity and compatibility framework.

Figure 64.6: Illustration of the interactions for the chair–human operator system in the quantification of complexity and compatibility framework.

Figure 64.7: The complexity–compatibility quantification framework.