Pervasive Radio Mapping of Industrial Environments Using a Virtual Reality Approach

Algorithm 1

for  (i  =  1; i  <  ROWS-1; i++)

{

    for  (j = 1;  j < COLUMNS-1; j++)

   {

       if (rssi[i][j] < ((rssi[i  -  1][j]  +  rssi[i  +  1][j]  +  rssi[i][j  -  1]  

       +  rssi[i  +  1][j  +  1])/4)

        grid[i][j]  =  1;

   }

}