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Trust and reliance on an automated combat identification system
Lu Wang1, Greg A Jamieson, Justin G Hollands
1University of Toronto, Toronto, Ontario, Canada.
Human Factors
|September 16, 2009
Summary
Disclosing combat identification (CID) aid reliability improves soldier trust and appropriate use. Awareness of system reliability is key for effective human-automation interaction in combat scenarios.
Area of Science:
- Human-computer interaction
- Cognitive psychology
- Military technology
Background:
- Combat Identification (CID) systems aim to reduce friendly fire but struggle with targets lacking transponders, leading to "unknown" feedback.
- Soldiers face challenges in appropriately relying on imperfect automation, especially when target identification is ambiguous.
Purpose of the Study:
- To investigate how aid reliability and its disclosure affect human trust and reliance on CID systems.
- To determine if trust mediates the relationship between belief in aid reliability and reliance on the aid.
Main Methods:
- A simulated combat identification task was conducted with 24 participants under manual and aided conditions.
- Aid reliability was manipulated within-subjects, with half the participants receiving explicit reliability disclosure.
- Automation reliance was measured using response bias differences across conditions.
Main Results:
- Response bias adjusted more effectively to aid reliability when the level was disclosed to users.
- Trust in the CID aid positively correlated with both belief in its reliability and reliance on its feedback.
- Belief in aid reliability did not directly correlate with reliance on the aid.
Conclusions:
- Making users aware of system reliability is crucial for fostering appropriate reliance on combat identification systems.
- Findings inform the design of information displays and training protocols for CID systems to enhance soldier performance and safety.
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