Transcript No Slide Title

SIMULATION AND OPTIMIZATION OF OPERATIONS
aircraft trajectory optimization
missile avoidance
inverse flight simulation
discrete-event combat simulation
models for
aircraft
weapons
hardware, avionics
flight tactics
Time optimal guidance phases of missiles
12
extrapolation
phase
altitude, km
10
support phase
8
6
zero-sum
pursuit-evasion
game
team
decision making
decision making rules
Simulation
Input
planning effects-based operations
multicriteria influence diagrams
multiple
decision
alternatives,
multiple
objectives,
preferences,
risk attitudes
uncertainty in
adversary
behavior
complex
system
Simulation
Output
locked
phase
4
5
simulation metamodeling
10
x ran
15
ge, k
m
20
5
25
, km
e
ng
0 ra
y
multicriteria network
optimization
risk avoiding flight paths
Systems
Analysis Laboratory
Updated 18.5.2010
input-output models for simulation analyses
game theoretic approach
– action of adversary
dynamic Bayesian networks
– time evolution of simulation
maintenance scheduling
multi-objective simulation-optimization
EBOLATOR
software
selected publications
Poropudas J. and Virtanen K.: Game theoretic validation and analysis of air combat simulation models, IEEE Syst.Man Cybernetics (SMC), 2010
Poropudas J. and Virtanen K.: Influence diagrams in analysis of discrete event simulation data, Proc. of Wint.Sim.Conf., (WSC), 2009
discrete-event
parameters
Mattila V., Virtanen K., and Raivio T.: Improving maintenance decision-making in the Finnish Air Force through simulation, Interfaces, 2008
simulation
decision maker
Karelahti J., Virtanen K., and Öström J.: Automated generation of realistic near-optimal aircraft trajectories, J.Guid.Cont.Dyn. (GCD), 2008
aircraft usage
Karelahti J., Virtanen K., and Raivio T.: Near-optimal missile avoidance trajectories via receding horizon control, GCD, 2007
aircraft maintenance
Poropudas J. and Virtanen K.: Analyzing air combat simulation results with dynamic Bayesian networks, WSC, 2007
schedule
candidate
objective function
preferences
for
Virtanen K., Hämäläinen R.P., and Mattila V.: Team optimal signaling strategies in air combat, SMC, 2006
schedules
evaluation
implementation
Karelahti J., Virtanen K., and Raivio T.: Game optimal support time of a medium range air-to-air missile, GCD, 2006
Virtanen K., Karelahti J., and Raivio T.: Modeling air combat by a moving horizon influence diagram game, GCD, 2006
multi-objective
multi-attribute
Virtanen K., Raivio T., and Hämäläinen R.P.: Modeling pilot's sequential maneuvering decisions by a multistage influence diagram, GCD, 2004
simulated
value function,
Raivio T. and Ehtamo H.: Discretization, nonlinear and bilevel programming in pursuit-evasion games, Game Theor.Appl., 2002
annealing
non-dominated
interval analysis
schedules
Virtanen K., Raivio T., and Hämäläinen R.P.: Decision theoretical approach to pilot simulation, J.Aircraft, 1999
Virtanen K., Ehtamo H., Raivio T., and Hämäläinen R.P.: VIATO - visual interactive aircraft trajectory optimization, SMC, 1999
Raivio T., Ehtamo H., and Hämäläinen R.P.: Aircraft trajectory optimization using nonlinear programming, IFIP Syst.Model.Optim., 1996