def __init__(self, n_hidden_list, activation_list, n_input=None, skip=2):
# def __init__(self, n_input, n_hidden_list, activation_list, skip=2):
super().__init__()
if type(activation_list) is not list:
activation_list = [dcopy(activation_list)]*len(n_hidden_list)
assert len(activation_list)==len(n_hidden_list), 'length of layers and activations must match. If you want no activation, use nn.Identity'
assert len(n_hidden_list) >= skip, 'number of layers must be equal or greater than skip. len(n_hidden_list): %s, skip: %s'%(len(n_hidden_list), skip)
assert skip >= 2, 'skip needs to be: skip >= 2, given: %s'%(skip)
# 1st layer
if n_input is None:
layers = [nn.LazyLinear(n_hidden_list[0])]
else:
layers = [nn.Linear(n_input, n_hidden_list[0])]
# Hidden layers ~ Output layer
layers.extend([nn.Linear(n_hidden_list[i], n_hidden_list[i+1]) for i in range(len(n_hidden_list)-1)])
self.fc = nn.ModuleList(layers)
self.activation_list = nn.ModuleList(activation_list)
# Skip layers
# Bias already present at original layers
self.skip = skip
if n_input is None:
n_skip_hidden_list = [n_hidden_list[i] for i in range(skip-1, len(n_hidden_list), skip)]
skip_layers = [nn.LazyLinear(n_skip_hidden_list[0], bias=False)] + [nn.Linear(n_skip_hidden_list[i], n_skip_hidden_list[i+1], bias=False) for i in range(len(n_skip_hidden_list)-1)]
else:
n_skip_hidden_list = [n_input] + [n_hidden_list[i] for i in range(skip-1, len(n_hidden_list), skip)]
skip_layers = [nn.Linear(n_skip_hidden_list[i], n_skip_hidden_list[i+1], bias=False) for i in range(len(n_skip_hidden_list)-1)]
self.skip_layers = nn.ModuleList(skip_layers) # Need ModuleList, not list, so that the model can recognize this layers
self.n_skip = len(n_hidden_list) // skip # number of skip layers
def __init__(self, channels):
super(Net, self).__init__()
five = (5, 5)
three = (3, 3)
self.norm1 = torch.nn.BatchNorm2d(channels)
self.conv1 = nn.Conv2d(in_channels=channels,
out_channels=24,
kernel_size=five,
stride=(2, 2))
self.conv2 = nn.Conv2d(in_channels=24,
out_channels=36,
kernel_size=five,
stride=(2, 2))
self.conv3 = nn.Conv2d(in_channels=36,
out_channels=48,
kernel_size=five,
stride=(2, 2))
self.conv4 = nn.Conv2d(in_channels=48,
out_channels=64,
kernel_size=three)
self.conv5 = nn.Conv2d(in_channels=64,
out_channels=64,
kernel_size=three)
self.fc1 = nn.LazyLinear(100)
self.fc2 = nn.LazyLinear(50)
self.fc3 = nn.LazyLinear(10)
def __init__(self, n_hidden_list, activation_list, n_input=None, skip=2):
# def __init__(self, n_input, n_hidden_list, activation_list, skip=2):
super().__init__()
if type(activation_list) is not list:
activation_list = [dcopy(activation_list)]*len(n_hidden_list)
assert len(activation_list)==len(n_hidden_list), 'length of layers and activations must match. If you want no activation, use nn.Identity'
assert len(n_hidden_list) >= skip, 'number of layers must be equal or greater than skip. len(n_hidden_list): %s, skip: %s'%(len(n_hidden_list), skip)
assert skip >= 2, 'skip needs to be: skip >= 2, given: %s'%(skip)
# 1st layer
if n_input is None:
layers = [nn.LazyLinear(n_hidden_list[0])]
else:
layers = [nn.Linear(n_input, n_hidden_list[0])]
# Hidden layers ~ Output layer
layers.extend([nn.Linear(n_hidden_list[i], n_hidden_list[i+1]) for i in range(len(n_hidden_list)-1)])
self.fc = nn.ModuleList(layers)
self.activation_list = nn.ModuleList(activation_list)
# Skip layers
self.skip = skip
if n_input is None:
n_skip_hidden_list = [None] + [n_hidden_list[i] for i in range(skip-1, len(n_hidden_list), skip)]
skip_layers = nn.ModuleDict()
for i in range(1, len(n_skip_hidden_list)):
for j in range(i):
if j==0:
skip_layers[str(j)+'_'+str(i)]=nn.LazyLinear(n_skip_hidden_list[i], bias=False)
else:
skip_layers[str(j)+'_'+str(i)]=nn.Linear(n_skip_hidden_list[j], n_skip_hidden_list[i], bias=False)
else:
n_skip_hidden_list = [n_input] + [n_hidden_list[i] for i in range(skip-1, len(n_hidden_list), skip)]
skip_layers = nn.ModuleDict()
for i in range(1, len(n_skip_hidden_list)):
for j in range(i):
skip_layers[str(j)+'_'+str(i)]=nn.Linear(n_skip_hidden_list[j], n_skip_hidden_list[i], bias=False)
self.skip_layers = skip_layers
n = len(n_skip_hidden_list)-1
self.n_skip = int(n*(n+1)/2)
assert self.n_skip == len(skip_layers), f'something wrong: n_skip({self.n_skip}), skip_layers({len(skip_layers)})'
def __init__(
self,
config: Config,
forward_model: Optional[ForwardModel] = None,
) -> None:
super().__init__()
# self.save_hyperparameters()
self.config = config
# self.config["num_wavelens"] = len(
# torch.load(Path("/data-new/alok/laser/data.pt"))["interpolated_wavelength"][0]
# )
if forward_model is None:
self.forward_model = None
else:
self.forward_model = forward_model
self.forward_model.freeze()
self.trunk = nn.Sequential(
Rearrange("b c -> b c 1 1"),
MLPMixer(
in_channels=self.config["num_wavelens"],
image_size=1,
patch_size=1,
num_classes=1_000,
dim=512,
depth=8,
token_dim=256,
channel_dim=2048,
dropout=0.5,
),
nn.Flatten(),
)
self.continuous_head = nn.LazyLinear(2)
self.discrete_head = nn.LazyLinear(12)
# XXX this call *must* happen to initialize the lazy layers
_dummy_input = torch.rand(2, self.config["num_wavelens"])
self.forward(_dummy_input)
def __init__(self, n_hidden_list, activation_list, n_input=None):
# def __init__(self, n_input, n_hidden_list, activation_list):
super().__init__()
if type(activation_list) is not list:
activation_list = [dcopy(activation_list)]*len(n_hidden_list)
assert len(activation_list)==len(n_hidden_list), 'length of layers and activations must match. If you want no activation, use nn.Identity'
# 1st layer - Select Lazy if n_input is not specified
if n_input is None:
layers = [nn.Flatten(1), nn.LazyLinear(n_hidden_list[0]), activation_list[0]]
else:
layers = [nn.Flatten(1), nn.Linear(n_input, n_hidden_list[0]), activation_list[0]]
# Hidden layers ~ Output layer
for i in range(len(n_hidden_list) - 1):
layers.extend([nn.Linear(n_hidden_list[i], n_hidden_list[i+1]), activation_list[i+1]])
self.fc = nn.Sequential(*layers)
def _get_model() -> nn.Sequential: # pyre-fixme[11]
return nn.Sequential(nn.LazyLinear(10))
def __init__(self):
super().__init__()
self.fc = nn.LazyLinear(1).cuda()
def __init__(self):
super().__init__()
self.layer1 = nn.LazyLinear(5)
self.layer2 = nn.LazyLinear(2)
def _get_model() -> nn.Sequential:
return nn.Sequential(nn.LazyLinear(10))
def __init__(self, config: ResMLPConfig = None) -> None:
num_classes = config_pop_argument(config, "num_classes")
super().__init__(**config.__dict__)
self.proj_head = nn.LazyLinear(num_classes)