Elementary Probability Theory - Digital Communication: Principles and System Modelling - page 216

PDF of Poisson distribution

0.4

λ 1 =1
λ 2 =4
λ 3 =10

0.35

0.3

0.25

0.2

0.15

0.1

0.05

0

0 2 4 6 8 10 12 14 16 18 20

x-->

Fig. A.11 Probability mass function for Poisson distribution

PDF of Raleigh distribution

1.4

σ 1 =0.5
σ 2 =1
σ 3 =2

1.2

1

0.8

0.6

0.4

0.2

0

0 1 2 3 4 5 6 7 8 9 10

x-->

Fig. A.12 Probability mass function for Raleigh distribution