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Human Supervisory Control Issues in Unmanned Vehicle Operations

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Presentation on theme: "Human Supervisory Control Issues in Unmanned Vehicle Operations"— Presentation transcript:

1 Human Supervisory Control Issues in Unmanned Vehicle Operations
Mary (Missy) Cummings Humans and Automation Laboratory Aeronautics & Astronautics (617)

2 Humans & Automation Lab
Desert Hawk Dragon eye for laptop

3 HAL Director Former U.S. Navy officer and pilot
Systems engineer with a cognitive focus Research Interests: Human supervisory control, decision support design, human interaction with autonomous systems, design of experiments technology development, social impact of technology

4 Human Supervisory Control
Controls Actuators Computer Task Human Operator (Supervisor) Displays Sensors Humans on the loop vs. in the loop Supporting knowledge-based versus skill-based tasks Network-centric operations & cognitive saturation

5

6 Ten Areas of Concern Information overload Attention allocation
Appropriate levels of automation Adaptive automation Decision biases Distributed decision-making through team coordination Complexity Supervisory monitoring of operators  Trust and reliability Accountability

7 Information Overload

8 Attention Allocation Multiple HSC tasks = Divided attention problem
Information uncertainties & time latencies Preview times & stopping rules Primary task disruption by secondary task Chat

9 Automation Description
Appropriate Levels of Automation Level Automation Description 1 The computer offers no assistance: human must take all decision and actions. 2 The computer offers a complete set of decision/action alternatives, or 3 narrows the selection down to a few, or 4 suggests one alternative, and 5 executes that suggestion if the human approves, or 6 allows the human a restricted time to veto before automatic execution, or 7 executes automatically, then necessarily informs humans, and 8 informs the human only if asked, or 9 informs the human only if it, the computer, decides to. 10 The computer decides everything and acts autonomously, ignoring the human.

10 Adaptive Automation Dynamic role allocation A problem of intent
Mixed initiatives A problem of intent Cueing mechanisms Psychophysiological Decision theoretic Performance-based

11 Decision Biases Naturalistic Decision Making Biases
Dynamic ill-structured problems with shifting goals (i.e., NCW) Heuristics good & bad Biases Confirmation Recency Automation

12 Distributed Decision-making & Team Coordination
The move from hierarchical, centralized to decentralized control Team mental models & shared situation awareness (SA) Decision support Automated agents as team members Not just an issue for human teams Swarming UAVs

13 Complexity Traffic Management Advisor

14 Supervisory Monitoring
Nested supervisory control Two basic issues: Recognizing & intervening Interventions Redistribute workload Adding team members (both human & computer) Modify mission objectives

15 Trust & Reliability

16 Accountability

17 The Future of UVs and NCO
We can’t do it without automation & intelligent autonomy Bounded Collaboration Human-centered design vs. mission-centered design Unmanned systems do not really exist The systems engineering process must consider humans early Robust systems are needed for both human and automation brittleness considerations


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