def noise_sampler(bs): return np.random.normal(0.0, 1.0, [bs, 3]) if __name__ == '__main__': from a_nice_mc.objectives.bayes_logistic_regression.synthetic import Synthetic from a_nice_mc.models.discriminator import MLPDiscriminator from a_nice_mc.models.generator import create_nice_network from a_nice_mc.train.wgan_nll import Trainer os.environ['CUDA_VISIBLE_DEVICES'] = '0' energy_fn = Synthetic(batch_size=32) discriminator = MLPDiscriminator([800, 800, 800]) generator = create_nice_network(3, 10, [ ([400], 'v1', False), ([400, 400], 'x1', True), ([400], 'v2', False), ]) trainer = Trainer(generator, energy_fn, discriminator, noise_sampler, b=16, m=4, eta=5) trainer.train(bootstrap_steps=3000, bootstrap_burn_in=1000)
def noise_sampler(bs): return np.random.normal(0.0, 1.0, [bs, 750]) if __name__ == '__main__': from a_nice_mc.objectives.neural_network_regression.boston import Boston from a_nice_mc.models.discriminator import MLPDiscriminator from a_nice_mc.models.generator import create_nice_network from a_nice_mc.train.wgan_nll import Trainer # os.environ['CUDA_VISIBLE_DEVICES'] = '0' energy_fn = Boston() discriminator = MLPDiscriminator([800, 800, 800]) generator = create_nice_network(energy_fn.theta_dim, 50, [ ([400], 'v1', False), ([400, 400], 'x1', True), ([400], 'v2', False), ]) trainer = Trainer(generator, energy_fn, discriminator, noise_sampler, b=16, m=2) trainer.train(bootstrap_steps=100, bootstrap_burn_in=0, bootstrap_discard_ratio=0.8, hmc_epochs=1)