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Table 2 Simulation parameters [[1],[3]]

From: Cell range expansion using distributed Q-learning in heterogeneous networks

Macro cell radius

289 m

Pico cell radius

40 m

Carrier Frequency

2.0 GHz

Bandwidth

10 MHz

RBs

50

Thermal noise density

-174 dBm/Hz

Macro BSs

1

Pico BSs

2

Hot spots

2

UEs inside macro cell

50

UEs inside Hot spot areas

25

Macro BS transmit power

46 dBm

Pico BS transmit power

30 dBm

Macro path loss model

128.1 + 37.6 log10(R)dB (R [km])

Pico path loss model

140.1 + 36.7 log10(R)dB (R [km])

Velocity of UEs

3 km/h

Channel

Rayleigh fading

trials

500000

Learning rate

0.5

Discount factor

0.5

ε

0.1