def test_sinkhorn_consistency_exp_log_sym(entropy, rtol, p, m, reach): """Test if the exp sinkhorn is consistent with its log form""" entropy.reach = reach cost = euclidean_cost(p) a, x = generate_measure(2, 5, 3) solver1 = BatchVanillaSinkhorn(nits=10000, nits_grad=10, tol=1e-12, assume_convergence=True) solver2 = BatchExpSinkhorn(nits=10000, nits_grad=10, tol=1e-12, assume_convergence=True) _, g_a = solver1.sinkhorn_sym(m * a, x, cost=cost, entropy=entropy) _, v_a = solver2.sinkhorn_sym(m * a, x, cost=cost, entropy=entropy) assert torch.allclose(g_a, v_a, rtol=rtol)
import pytest import torch from common.functional import regularized_ot, hausdorff_divergence, sinkhorn_divergence, energyDistance from common.sinkhorn import BatchVanillaSinkhorn from common.entropy import KullbackLeibler, Balanced, TotalVariation, Range, PowerEntropy from common.utils import generate_measure, convolution, scal, euclidean_cost torch.set_printoptions(precision=10) torch.set_default_tensor_type(torch.DoubleTensor) solver = BatchVanillaSinkhorn(nits=5000, nits_grad=5, tol=1e-15, assume_convergence=True) @pytest.mark.parametrize('p', [1, 1.5, 2]) @pytest.mark.parametrize('reach', [0.5, 1., 2.]) @pytest.mark.parametrize('m', [1., 0.7, 2.]) @pytest.mark.parametrize('entropy', [ KullbackLeibler(1e0, 1e0), Balanced(1e0), TotalVariation(1e0, 1e0), Range(1e0, 0.3, 2), PowerEntropy(1e0, 1e0, 0), PowerEntropy(1e0, 1e0, -1) ]) @pytest.mark.parametrize('div', [sinkhorn_divergence, hausdorff_divergence]) def test_divergence_zero(div, entropy, reach, p, m): entropy.reach = reach cost = euclidean_cost(p)
import pytest import torch from common.sinkhorn import BatchVanillaSinkhorn, BatchScalingSinkhorn, BatchExpSinkhorn from common.entropy import KullbackLeibler, Balanced, TotalVariation, Range, PowerEntropy from common.utils import generate_measure, euclidean_cost torch.set_default_tensor_type(torch.DoubleTensor) @pytest.mark.parametrize('entropy', [Balanced(1e1), KullbackLeibler(1e1, 1e0), TotalVariation(1e1, 1e0), Range(1e1, 0.3, 2), PowerEntropy(1e1, 1e0, 0), PowerEntropy(1e1, 1e0, -1)]) @pytest.mark.parametrize('solv', [BatchVanillaSinkhorn(nits=10, nits_grad=10, tol=1e-5, assume_convergence=True), BatchVanillaSinkhorn(nits=10, nits_grad=10, tol=1e-5, assume_convergence=False), BatchScalingSinkhorn(budget=10, nits_grad=10, assume_convergence=True), BatchScalingSinkhorn(budget=10, nits_grad=10, assume_convergence=False), BatchExpSinkhorn(nits=10, nits_grad=10, tol=1e-5, assume_convergence=True), BatchExpSinkhorn(nits=10, nits_grad=10, tol=1e-5, assume_convergence=False)]) def test_sinkhorn_no_bug(entropy, solv): a, x = generate_measure(2, 5, 3) b, y = generate_measure(2, 6, 3) solv.sinkhorn_asym(a, x, b, y, cost=euclidean_cost(1), entropy=entropy) solv.sinkhorn_sym(a, x, cost=euclidean_cost(1), entropy=entropy, y_j=y) # TODO: Adapt the error function for TV due to translation invariance when masses are both 1 @pytest.mark.parametrize('p', [1, 1.5, 2]) @pytest.mark.parametrize('reach', [0.5, 1., 2.]) @pytest.mark.parametrize('m,n', [(1., 1.), (0.7, 2.), (0.5, 0.7), (1.5, 2.)])
import pytest import torch from common.functional import regularized_ot, hausdorff_divergence, sinkhorn_divergence, energyDistance from common.sinkhorn import BatchVanillaSinkhorn from common.entropy import KullbackLeibler, Balanced, TotalVariation, Range, PowerEntropy from common.utils import generate_measure, euclidean_cost torch.set_default_tensor_type(torch.cuda.FloatTensor) solver = BatchVanillaSinkhorn(nits=10, tol=0, assume_convergence=True) @pytest.mark.parametrize('entropy', [KullbackLeibler(1e0, 1e0), Balanced(1e0), TotalVariation(1e0, 1e0), Range(1e0, 0.3, 2), PowerEntropy(1e0, 1e0, 0), PowerEntropy(1e0, 1e0, -1)]) def test_divergence_zero(entropy): a, x = generate_measure(1, 5, 2) a, x = a.float().cuda(), x.float().cuda() b, y = generate_measure(1, 6, 2) b, y = b.float().cuda(), y.float().cuda() sinkhorn_divergence(a, x, b, y, cost=euclidean_cost(2), entropy=entropy, solver=solver)
torch.set_printoptions(precision=10) @pytest.mark.parametrize('p', [2]) @pytest.mark.parametrize('reach', [0.5, 1., 2.]) @pytest.mark.parametrize('m,n', [(1., 1.), (0.7, 2.), (0.5, 0.7), (1.5, 2.)]) @pytest.mark.parametrize('entropy', [ KullbackLeibler(1e0, 1e0), TotalVariation(1e0, 1e0), Range(1e0, 0.3, 2), PowerEntropy(1e0, 1e0, 0), PowerEntropy(1e0, 1e0, -1) ]) @pytest.mark.parametrize('div', [regularized_ot]) @pytest.mark.parametrize('solv', [ BatchVanillaSinkhorn( nits=5000, nits_grad=20, tol=1e-14, assume_convergence=True), BatchExpSinkhorn( nits=5000, nits_grad=20, tol=1e-14, assume_convergence=True) ]) def test_gradient_unbalanced_weight_and_position_asym(solv, div, entropy, reach, p, m, n): entropy.reach = reach cost = euclidean_cost(p) a, x = generate_measure(1, 5, 2) a = m * a a.requires_grad = True x.requires_grad = True b, y = generate_measure(1, 6, 2) f, g = solv.sinkhorn_asym(a, x, n * b, y, cost, entropy) func = entropy.output_regularized(a, x, n * b, y, cost, f, g) [grad_num_x, grad_num_a] = torch.autograd.grad(func, [x, a])
y = np.concatenate((y1, y2)) b = np.concatenate((0.45 * b1, 0.55 * b2)) b = b / np.sum(b) return a, x, b, y # Init of measures and solvers a, x, b, y = template_measure(300) A, X, B, Y = torch.from_numpy(a)[None, :], torch.from_numpy(x)[None, :, None], torch.from_numpy(b)[None, :], \ torch.from_numpy(y)[None, :, None] blur = 1e-3 reach = np.array([10**x for x in np.linspace(-2, np.log10(0.5), 4)]) cost = euclidean_cost(2) solver = BatchVanillaSinkhorn(nits=10000, nits_grad=2, tol=1e-8, assume_convergence=True) list_entropy = [ KullbackLeibler(blur, reach[0]), TotalVariation(blur, reach[0]) ] # Init of plot blue = (.55, .55, .95) red = (.95, .55, .55) fig, ax = plt.subplots(nrows=2, ncols=4, figsize=(48, 12)) # Plotting transport marginals for each entropy for i in range(len(list_entropy)): for j in range(len(reach)): entropy = list_entropy[i]