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| ignored_params = list(map(id, model.fc.parameters()))
base_params = filter(lambda p: id(p) not in ignored_params,
model.parameters())
optimizer = torch.optim.SGD([
{'params': base_params},
{'params': model.fc.parameters(), 'lr': opt.lr}
], lr=opt.lr*0.1, momentum=0.9)
|