def METHOD_NAME( N, dx, dy ):
    basepath = "/scratch/snx3000/pweber/CUP2D/wrongFrameOfReference/"
    runpath = "swarm_N{}_dx{}_dy{}".format(N,dx,dy)
    root = basepath+runpath
    forces = []
    efficiencies = []
    for i in range(N):
        forceData = np.loadtxt(root+"/forceValues_{}.dat".format(i), skiprows=1)
        energyData = np.loadtxt(root+"/powerValues_{}.dat".format(i), skiprows=1)
        forces.append(np.mean(forceData[:,1]))
        efficiencies.append(np.mean(energyData[:,-1]))
    meanForce = np.mean(forces)
    meanEfficiency = np.mean(efficiencies)
    return meanForce, meanEfficiency