CBRS Spectrum Sharing between LTE-U and WiFi: A Multiarmed Bandit Approach

Algorithm 1

Multiarm bandit (Thomson sampling).

)  Initialization:

()  Set the minimum capacity values , , Exploration steps , , and where : .

  Select , , update , , and accumulated hypothesis/reward based on

()  if , then

()   Exploration:

()   for do

()    Select , , and update , (8)

()    Execute , observe and update

()    if then

()    Reward,

()    Update    and , (11)

()    Update

()   else

()    Reward,

()    Update    and , (11)

()    Update

()   end if

()   if , , ,

  then

()    Select , ,

()   else

()    Select , (12)

()   end if

()   Exploitation:

()   for do

()    Execute the action

()   end for

()  end for

() end if