Cognitive task analysis and adaptive interfaces in process control

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Cognitive task analysis and adaptive interfaces
in process control
Usability Engineering CourseIN 4083

• Marc Grootjen
• Marc_at_Grootjen.nl
• TUD 10.100

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Introduction

• Measuring CTL (cognitive task load)
• Manipulating CTL Design process
• Manipulating CTL Real time
• Summary

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Measuring CTL The model
Old situation Time occupied
Current situation
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Manipulating CTL Design process

• CTL factors
• Time occupied
• Complexity
• Task switches

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• Tools to manipulate CTL
• Task allocation
• Interface support

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Manipulating CTL Real time
Task allocation performed by
Task model
Operator model
Adaptation model
Adaptation strategy
Interface adaptation
System model
Context model
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Manipulating CTL Real time
Task allocation performed by
Task model
Operator model
Adaptation model
Adaptation strategy
Interface adaptation
System model
Context model
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Summary

• CTL model
• CTL method
• Manipulation in design process and real time
• Adaptive interface