Towards Intelligent Zone-Based Content Pre-Caching Approach in VANET for Congestion Control

. 2022 Nov 25;22(23):9157. doi: 10.3390/s22239157

Algorithm 2: Data Dissemination Approach

Input:Table 1, Algorithm 1,

V_{Z o R}

G e o c a s t N e t w o r k .

Output:

T a r g e t Z o R, M e s s a g e s D i s s i m i n a t i o n, N e t w o r k D e v e l o p m e n t

Steps
1.

Z_{i}

← Algorithm 1
2. for

K_{i}

← 1 to

K_{n}

do
3.

i f (D e t e c t_{E v e n t}

←

V_{Z o R}^{G e o c a s t})

R_{e v e n t}

←

V_{Z o R} * \sum M_{Z o R}

5. Disseminate AEM to

(\sum_{V} Z o R)

6. else
7.

S e l e c t (Z_{i}

←

\{Z_{1}, Z_{2, \dots \dots \dots,} Z_{n}\})

∴

Algorithm 1
end if
8.

s e n d (R_{e v e n t}) \in (V A N E T_{o v e r h e a d}, V A N E T_{l a t e n c y})

9. for

N_{i}

← 1 to

N_{n}

do
10.

i f (R S U_{Z o n e})

11.

D i s c a r d (R S U_{Z o n e}^{M e s s a g e} = = P r e - S t o r e d)

12.

e l s e

13.

C h e c k (R S U_{Z o n e}^{M e s s a g e})

∴ Z_{i}

←

\{Z_{1}, Z_{2, \dots \dots \dots,} Z_{n}\}

14.

D i s s i m i n a t e (M e s s a g e_{Z o n e}^{V})

∴ Z o R

15. End for
16. return

M e s s a g e {(s)}_{D i s s i m i n a t i o n} (Z_{i}

←

\{Z_{1}, Z_{2, \dots \dots \dots,} Z_{n}\})

17. End for