Example #1
0
def mpi_run():
    problem = {
        'yu_2d_only': {
            'npop':
            4000,
            'ngen':
            100,
            'nobj':
            10,
            'nvar':
            6,
            'vran': [[0., 35.], [-35., 0], [-35., 0], [-35., 0], [0., 35.],
                     [-35., 0]],
            'f':
            yu_2d_only
        },
    }

    def def_problem(v):
        p = problem[v]
        return p['f'], p['npop'], p['ngen'], p['nvar'], p['nobj'], p['vran']

    eta_c, eta_m = 20, 20
    f, npop, ngen, nvar, nobj, vran = def_problem('yu_2d_only')

    #== create random parents
    if rank == 0:
        #pop = nsga2.nsga2init(npop, ngen, nvar, nobj, vran)

        fid = h5py.File('./data/yu_2d_only.h5', 'r')
        pop = copy.deepcopy(np.array(fid['0100']))
        fid.close()

        pop = mpi_controller(pop)
    else:
        mpi_worker(f, nvar, nobj)

    #== evolve
    for ng in range(ngen):
        if rank == 0:
            print('\n%4i-th generation' % (ng + 1))
            print('started at {:%Y-%m-%d %H:%M:%S}'.format(
                datetime.datetime.now()))
            kd = nsga2.nsga2getChild(pop, nvar, nobj, vran, eta_c, eta_m)
            #print 'got child'
            kd = mpi_controller(kd)
            #print 'cal child'
            pop = nsga2.nsga2toursel(pop, kd, nvar)
            #print 'select child'
            #--- save results
            fid = h5py.File('./data/nsls2_20161118.h5', 'a')
            fid['%04i' % (ng + 1)] = pop
            fid.close()
            print('finished at {:%Y-%m-%d %H:%M:%S}'.format(
                datetime.datetime.now()))
        else:
            mpi_worker(f, nvar, nobj)

    MPI.Finalize()
Example #2
0
def main():
    problem = {
        'yu_2d_only':
            {
            'npop': 8000,
            'ngen': 100,
            'nobj': 10,
            'nvar': 6,
            'vran': [[0.,35.],[-35.,0],[-35.,0],[-35.,0],[0.,35.],[-35.,0]],
            'f': yu_2d_only
            },
        }

    def def_problem(v):
        p = problem[v]
        return p['f'], p['npop'], p['ngen'], p['nvar'], p['nobj'], p['vran']
    
    eta_c, eta_m = 20, 20
    f, npop, ngen, nvar, nobj, vran = def_problem('yu_2d_only')

    #== create random parents
    if rank == 0:
        if len(sys.argv) == 1:
            pop = nsga2.nsga2init(npop, ngen, nvar, nobj, vran)
            lastg = 0
            #print lastg
        # --- starting from previous result
        else:
            fid = h5py.File(sys.argv[1],'r')
            lastg = fid.keys()[-1]
            pop = np.array(fid[lastg])
            fid.close()
            lastg = int(lastg)
        # --- 
        pop = mpi_controller(pop)
    else:
        mpi_worker(f,nvar,nobj)
        lastg = None

    lastg = comm.bcast(lastg, root=0)
    #== evolve
    
    for ng in xrange(lastg+1,ngen):
        if rank == 0:
            print('\n%4i-th generation ...'%ng)
            kd = nsga2.nsga2getChild(pop, nvar, nobj, vran, eta_c, eta_m)
            kd = mpi_controller(kd)
            pop = nsga2.nsga2toursel(pop,kd,nvar)
            #--- save results
            fid = h5py.File(sys.argv[1],'a')
            fid['%04i'%ng] = pop
            fid.close()
            print('finished at {:%Y-%m-%d %H:%M:%S}'.format(datetime.datetime.now()))
        else:
            mpi_worker(f,nvar,nobj)

    MPI.Finalize()
Example #3
0
def mpi_run():
    problem = {
        'yu_2d_only': {
            'npop':
            4000,
            'ngen':
            100,
            'nobj':
            10,
            'nvar':
            9,
            #'vran': [[23.,27.],[-15.,-11.],[-16.,-12.],[-29.,-27.],[31.,35.],[-4.,0],[23.,27.],[-15.,-11.],[-16.,-12.]],
            'vran': [[0., 35.], [-35., 0.], [-35., 0.], [-35., 0.], [0., 35.],
                     [-35., 0.], [-2., 2.], [-2., 2.], [-2., 2.]],
            'f':
            yu_2d_only
        },
    }

    def def_problem(v):
        p = problem[v]
        return p['f'], p['npop'], p['ngen'], p['nvar'], p['nobj'], p['vran']

    eta_c, eta_m = 20, 20
    f, npop, ngen, nvar, nobj, vran = def_problem('yu_2d_only')

    #== create random parents
    if rank == 0:
        pop = nsga2.nsga2init(npop, ngen, nvar, nobj, vran)
        # --- starting from previous result
        #fid = h5py.File('./data/anhe_20170203.h5','r')
        #pop = copy.deepcopy(np.array(fid['0030']))
        #fid.close()
        # ---
        pop = mpi_controller(pop)
    else:
        mpi_worker(f, nvar, nobj)

    #== evolve
    for ng in xrange(0, ngen):
        if rank == 0:
            print('\n%4i-th generation ...' % ng)
            kd = nsga2.nsga2getChild(pop, nvar, nobj, vran, eta_c, eta_m)
            kd = mpi_controller(kd)
            pop = nsga2.nsga2toursel(pop, kd, nvar)
            #--- save results
            fid = h5py.File('data/anhe_20170204.h5', 'a')
            fid['%04i' % ng] = pop
            fid.close()
            print('finished at {:%Y-%m-%d %H:%M:%S}'.format(
                datetime.datetime.now()))
        else:
            mpi_worker(f, nvar, nobj)

    MPI.Finalize()
Example #4
0
def mpi_run():
    problem = {
        'yu_2d':
            {
            'npop': 4000,
            'ngen': 100,
            'nobj': 34,
            'nvar': 6,
            'vran': [[0.,35.],[-35.,0],[-35.,0],[-35.,0],[0.,35.],[-35.,0]],
            'f': yu_2d
            },

        'yu_2d_only':
            {
            'npop': 4000,
            'ngen': 100,
            'nobj': 8,
            'nvar': 6,
            'vran': [[0.,35.],[-35.,0],[-35.,0],[-35.,0],[0.,35.],[-35.,0]],
            'f': yu_2d_only
            },
        }

    def def_problem(v):
        p = problem[v]
        return p['f'], p['npop'], p['ngen'], p['nvar'], p['nobj'], p['vran']
    
    eta_c, eta_m = 20, 20
    f, npop, ngen, nvar, nobj, vran = def_problem('yu_2d_only')

    #== create random parents
    if rank == 0:
        pop = nsga2.nsga2init(npop, ngen, nvar, nobj, vran)
        #pop = np.loadtxt('./data/yu_2d_only_0037.txt')
        pop = mpi_controller(pop)
    else:
        mpi_worker(f,nvar,nobj)

    #== evolve
    for ng in range(ngen):
        if rank == 0:
            print('\n%4i-th generation ...'%(ng+1))
            kd = nsga2.nsga2getChild(pop, nvar, nobj, vran, eta_c, eta_m)
            kd = mpi_controller(kd)
            pop = nsga2.nsga2toursel(pop,kd,nvar)
            #--- save results
            '''
            fname = './data/yu_2d_only_new_'+string.zfill(ng+1,4)+'.txt'
            fid = open(fname,'w')
            m,n = pop.shape
            for i1 in range(m):
                fid.write((n*'%15.6e'+'\n')%tuple(pop[i1]))
            fid.close()
            '''
            fid = h5py.File('data/yu_2d_only_triangler.h5','a')
            fid['%04i'%(ng+1)] = pop
            fid.close()
        else:
            mpi_worker(f,nvar,nobj)

    MPI.Finalize()
Example #5
0
def mpi_run():

    rank = MPI.COMM_WORLD.Get_rank()
    name = MPI.Get_processor_name()
    size = MPI.COMM_WORLD.Get_size()

    problem = {
        'yu_2d_only': {
            'npop': 500,
            'ngen': 100,
            'nobj': 10,
            'nvar': 5,
            'vran': [[0, 1000], [-1000, 0], [0, 1000], [-1000, 0], [0, 1000]],
            'f': yu_2d_only
        },
    }

    def def_problem(v):
        p = problem[v]
        return p['f'], p['npop'], p['ngen'], p['nvar'], p['nobj'], p['vran']

    eta_c, eta_m = 20, 20
    f, npop, ngen, nvar, nobj, vran = def_problem('yu_2d_only')

    #== create random parents
    if rank == 0:
        #pop = nsga2.nsga2init(npop, ngen, nvar, nobj, vran)

        fid = h5py.File('./data/sls_20161128_8.h5', 'r')
        last = fid.keys()[-1]
        pop = copy.deepcopy(np.array(fid[last]))
        fid.close()

        pop = master(pop)
    else:
        slave(f, nvar, nobj)

    #== evolve
    for ng in range(ngen):
        if rank == 0:
            print('\n%4i-th generation' % (ng + 1))
            print('started at {:%Y-%m-%d %H:%M:%S}'.format(
                datetime.datetime.now()))

            kd = nsga2.nsga2getChild(pop, nvar, nobj, vran, eta_c, eta_m)
            print 'got child'

            kd = master(kd)
            print 'cal child'

            pop = nsga2.nsga2toursel(pop, kd, nvar)
            print 'select child'

            #--- save results
            fid = h5py.File('./data/sls_20161128_9.h5', 'a')
            fid['%04i' % (ng + 1)] = pop
            fid.close()
            print('finished at {:%Y-%m-%d %H:%M:%S}'.format(
                datetime.datetime.now()))
        else:
            slave(f, nvar, nobj)

    MPI.Finalize()