Multiagent Based Decentralized Traffic Light Control for Large Urban Transportation System

Algorithm 2

Intersection 𝑣_𝑖’s transition process from current state to the local state one time ahead.

(1)   for  Ln^𝑗_𝑖(𝑘)∈𝑣_𝑖  do

(2)   if  Tf^𝑗_𝑖(𝑘,𝑡)<ℎ(Δ_𝑖)  then

(3)    Td^𝑗_𝑖(𝑘,𝑡)=Tf^𝑗_𝑖(𝑘,𝑡);

(4)   else

(5)    Td^𝑗_𝑖(𝑘,𝑡)=ℎ(Δ_𝑖);

(6)   end if

(7)   𝑃^𝑗_𝑖1(𝑘)=|𝑛(𝑣_𝑖)|−1

(8)   𝑐𝑎𝑙𝑐𝑢𝑙𝑎𝑡𝑒  Tc^𝑗_𝑖(𝑘,𝑡)

(9)   𝑐𝑎𝑙𝑐𝑢𝑙𝑎𝑡𝑒  Tf^𝑗_𝑖(𝑘,𝑡+1);

(10) end for

(11) return  Tf(𝑣_𝑖,𝑡+1);