//For initializing every weight in the current node
for(int i = 0; i < HEIGHT; i++){
    for(int j = 0; j < WIDTH; j++){
        //initial weight is the product of the two
        //pixel values
        double initial_weight = training_image[image][row][col] * training_image[image][i][j];

        network->node[row][col].weight[i][j] += initial_weight;

}