for b in range(0, self.nb_batches):
target = torch.LongTensor(self.batch_size).bernoulli_(0.5)
input = svrt.generate_vignettes(problem_number, target)
for b in range(0, self.nb_batches):
target = torch.LongTensor(self.batch_size).bernoulli_(0.5)
input = svrt.generate_vignettes(problem_number, target)