1
2
Observed
sample path:
K
= 2
1
2
Perturbed
sample path:
K
= 1
D
x
= 0
D
x
= -1
D
x
= 0
x
(
t
+
) = 2
Þ
D
x
= -1
x
(
t
+
) = 0
Þ
D
x
= 0
BUFFER
MACHINE
Part
Arrivals
Part
Departures
x
(
t
)
x
(
t
)
LEARNING THROUGH
CONCURRENT SIMULATION
Christos G. Cassandras
CODES Lab. - Boston University