289
12
etiquette Considerations
For adaptive systems
tHat interrupt
Cost and Benefits
MICHAEL C. DORNEICH, SANTOSH
MATHAN, STEPHEN WHITLOW, PATRICIA
MAY VERVERS, AND CAROLINE C. HAYES
Contents
12.1 Introduction 290
12.2 Related Work 293
12.2.1 e Need to Manage Interruptions 293
12.2.2 e Need to Understand User Context and
Workload 294
12.3 Two Adaptive Systems 296
12.3.1 Introduction 296
12.3.2 Communications Scheduler 297
12.3.3 Tactile Navigation Cueing System 299
12.4 Evaluations 301
12.4.1 Experiment A: Communications Scheduler 301
12.4.1.1 Operational Scenario 302
12.4.1.2 Tasks 303
12.4.1.3 Experimental Design 306
12.4.1.4 Results 308
12.4.2 Experiment B: Tactile Navigation Cueing System 311
12.4.2.1 Operational Scenario 311
12.4.2.2 T