Algorithm 5 Moving average filter

1:procedure MovingAvg(List $RSSI$, Integer $window$)   2:      x = [0] × len($RSSI$)   3:      for i < length($RSSI$) do   4:            $sum$ = $RSSI$[i]   5:            $count$ = 1   6:            if i < $window$ then   7:                 for j < $window$ do   8:                       $sum$ += $RSSI$[i + j]   9:                       $count$ += 1 10:            else if i > (length($RSSI$) − $window$) then 11:                 for j < $window$ do 12:                       $sum$ += $RSSI$[i − j] 13:                       $count$ += 1 14:            else 15:                 for j < $window$ do 16:                       $sum$ += $RSSI$[i − j] 17:                       $sum$ += $RSSI$[i + j] 18:                       $count$ += 2 19:                 x[i] = $sum$/$count$ 20:      return x