def __init__(self, input_dim, hidden_dim, action_dim, num_objects,
ignore_action=False, copy_action=False, act_fn='relu'):
super(TransitionGNN, self).__init__()
self.input_dim = input_dim
self.hidden_dim = hidden_dim
self.num_objects = num_objects
self.ignore_action = ignore_action
self.copy_action = copy_action
if self.ignore_action:
self.action_dim = 0
else:
self.action_dim = action_dim
self.edge_mlp = nn.Sequential(
nn.Linear(input_dim*2, hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim),
nn.LayerNorm(hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim))
node_input_dim = hidden_dim + input_dim + self.action_dim
self.node_mlp = nn.Sequential(
nn.Linear(node_input_dim, hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim),
nn.LayerNorm(hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, input_dim))
self.edge_list = None
self.batch_size = 0
def __init__(self,
input_dim,
hidden_dim,
num_objects,
output_size,
act_fn='relu'):
super(DecoderCNNMedium, self).__init__()
width, height = output_size[1] // 5, output_size[2] // 5
output_dim = width * height
self.fc1 = nn.Linear(input_dim, hidden_dim)
self.fc2 = nn.Linear(hidden_dim, hidden_dim)
self.fc3 = nn.Linear(hidden_dim, output_dim)
self.ln = nn.LayerNorm(hidden_dim)
self.deconv1 = nn.ConvTranspose2d(num_objects,
hidden_dim,
kernel_size=5,
stride=5)
self.deconv2 = nn.ConvTranspose2d(hidden_dim,
output_size[0],
kernel_size=9,
padding=4)
self.ln1 = nn.BatchNorm2d(hidden_dim)
self.input_dim = input_dim
self.num_objects = num_objects
self.map_size = output_size[0], width, height
self.act1 = utils.get_act_fn(act_fn)
self.act2 = utils.get_act_fn(act_fn)
self.act3 = utils.get_act_fn(act_fn)
def __init__(self,
input_dim,
hidden_dim,
num_objects,
output_size,
act_fn='relu'):
super(DecoderCNNSmall_test, self).__init__()
width, height = output_size[1] // 10, output_size[2] // 10
output_dim = width * height
self.fc1 = nn.Linear(input_dim, hidden_dim)
self.fc2 = nn.Linear(hidden_dim, hidden_dim)
self.fc3 = nn.Linear(hidden_dim, output_dim)
self.ln = nn.LayerNorm(hidden_dim)
self.deconv1 = nn.ConvTranspose2d(num_objects,
hidden_dim,
kernel_size=1,
stride=1)
self.deconv2 = nn.ConvTranspose2d(hidden_dim,
output_size[0],
kernel_size=10,
stride=10)
self.input_dim = input_dim
self.num_objects = num_objects
self.map_size = output_size[0], width, height
self.act1 = utils.get_act_fn(act_fn)
self.act2 = utils.get_act_fn(act_fn)
self.act3 = utils.get_act_fn(act_fn)
def __init__(self, input_dim, hidden_dim, num_objects, act_fn='sigmoid',
act_fn_hid='relu'):
super(EncoderCNNSmall, self).__init__()
self.cnn1 = nn.Conv2d(
input_dim, hidden_dim, (10, 10), stride=10)
self.cnn2 = nn.Conv2d(hidden_dim, num_objects, (1, 1), stride=1)
self.ln1 = nn.BatchNorm2d(hidden_dim)
self.act1 = utils.get_act_fn(act_fn_hid)
self.act2 = utils.get_act_fn(act_fn)
def __init__(self, input_dim, hidden_dim, action_dim, num_objects,
ignore_action=False, copy_action=False, act_fn='relu',
immovable_bit=False, split_gnn=False, factored_continuous_action=False):
super(TransitionGNN, self).__init__()
self.input_dim = input_dim
self.hidden_dim = hidden_dim
self.num_objects = num_objects
self.ignore_action = ignore_action
self.copy_action = copy_action
self.immovable_bit = immovable_bit
self.split_gnn = split_gnn
self.factored_continuous_action = factored_continuous_action
if self.immovable_bit:
self.input_dim += 1
if self.ignore_action:
self.action_dim = 0
else:
self.action_dim = action_dim
self.edge_mlp = nn.Sequential(
nn.Linear(self.input_dim*2, hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim),
nn.LayerNorm(hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim))
if num_objects > 1:
node_input_dim = hidden_dim + self.input_dim + self.action_dim
else:
node_input_dim = self.input_dim + self.action_dim
self.node_mlp = nn.Sequential(
nn.Linear(node_input_dim, hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim),
nn.LayerNorm(hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, self.input_dim))
if self.split_gnn:
self.edge_mlp1 = self.edge_mlp
self.edge_mlp2 = cp.deepcopy(self.edge_mlp1)
self.edge_mlp3 = cp.deepcopy(self.edge_mlp1)
self.node_mlp1 = self.node_mlp
self.node_mlp2 = cp.deepcopy(self.node_mlp1)
del self.node_mlp
del self.edge_mlp
self.edge_list = None
self.batch_size = 0
def __init__(self, input_dim, hidden_dim, num_objects, act_fn='sigmoid',
act_fn_hid='leaky_relu'):
super(EncoderCNNMedium, self).__init__()
self.cnn1 = nn.Conv2d(
input_dim, hidden_dim, (9, 9), padding=4)
self.act1 = utils.get_act_fn(act_fn_hid)
self.ln1 = nn.BatchNorm2d(hidden_dim)
self.cnn2 = nn.Conv2d(
hidden_dim, num_objects, (5, 5), stride=5)
self.act2 = utils.get_act_fn(act_fn)
def __init__(self, input_dim, output_dim, hidden_dim, act_fn='relu'):
super(MLP, self).__init__()
self.input_dim = input_dim
self.fc1 = nn.Linear(self.input_dim, hidden_dim)
self.fc2 = nn.Linear(hidden_dim, hidden_dim)
self.fc3 = nn.Linear(hidden_dim, output_dim)
self.ln = nn.LayerNorm(hidden_dim)
self.act1 = utils.get_act_fn(act_fn)
self.act2 = utils.get_act_fn(act_fn)
def __init__(self, input_dim, hidden_dim, action_dim, act_fn='relu'):
super(Inverse, self).__init__()
self.input_dim = input_dim
self.hidden_dim = hidden_dim
self.action_dim = action_dim
self.inverse_mlp = nn.Sequential(
nn.Linear(input_dim, hidden_dim),
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, hidden_dim),
# nn.LayerNorm(hidden_dim), #???????? norm why not good in this case
utils.get_act_fn(act_fn),
nn.Linear(hidden_dim, action_dim))
def __init__(self, input_dim, hidden_dim, num_objects, output_size,
act_fn='relu'):
super(DecoderMLP, self).__init__()
self.fc1 = nn.Linear(input_dim + num_objects, hidden_dim)
self.fc2 = nn.Linear(hidden_dim, hidden_dim)
self.fc3 = nn.Linear(hidden_dim, np.prod(output_size))
self.input_dim = input_dim
self.num_objects = num_objects
self.output_size = output_size
self.act1 = utils.get_act_fn(act_fn)
self.act2 = utils.get_act_fn(act_fn)
def __init__(self, mconfig, name=None):
super().__init__(name=name)
self.endpoints = {}
self._mconfig = mconfig
self._conv_head = tf.keras.layers.Conv2D(
filters=round_filters(mconfig.feature_size or 1280, mconfig),
kernel_size=1,
strides=1,
kernel_initializer=conv_kernel_initializer,
padding='same',
data_format=mconfig.data_format,
use_bias=False,
name='conv2d')
self._norm = utils.normalization(
mconfig.bn_type,
axis=(1 if mconfig.data_format == 'channels_first' else -1),
momentum=mconfig.bn_momentum,
epsilon=mconfig.bn_epsilon,
groups=mconfig.gn_groups)
self._act = utils.get_act_fn(mconfig.act_fn)
self._avg_pooling = tf.keras.layers.GlobalAveragePooling2D(
data_format=mconfig.data_format)
if mconfig.dropout_rate > 0:
self._dropout = tf.keras.layers.Dropout(mconfig.dropout_rate)
else:
self._dropout = None
self.h_axis, self.w_axis = ([2, 3] if mconfig.data_format
== 'channels_first' else [1, 2])
def __init__(self, block_args, mconfig, name=None):
"""Initializes a MBConv block.
Args:
block_args: BlockArgs, arguments to create a Block.
mconfig: GlobalParams, a set of global parameters.
name: layer name.
"""
super().__init__(name=name)
self._block_args = copy.deepcopy(block_args)
self._mconfig = copy.deepcopy(mconfig)
self._local_pooling = mconfig.local_pooling
self._data_format = mconfig.data_format
self._channel_axis = 1 if self._data_format == 'channels_first' else -1
self._act = utils.get_act_fn(mconfig.act_fn)
self._has_se = (
self._block_args.se_ratio is not None and
0 < self._block_args.se_ratio <= 1)
self.endpoints = None
# Builds the block accordings to arguments.
self._build()
def __init__(self, mconfig, se_filters, output_filters, name=None):
super().__init__(name=name)
self._local_pooling = mconfig.local_pooling
self._data_format = mconfig.data_format
self._act = utils.get_act_fn(mconfig.act_fn)
# Squeeze and Excitation layer.
self._se_reduce = tf.keras.layers.Conv2D(
se_filters,
kernel_size=1,
strides=1,
kernel_initializer=conv_kernel_initializer,
padding='same',
data_format=self._data_format,
use_bias=True,
name='conv2d')
self._se_expand = tf.keras.layers.Conv2D(
output_filters,
kernel_size=1,
strides=1,
kernel_initializer=conv_kernel_initializer,
padding='same',
data_format=self._data_format,
use_bias=True,
name='conv2d_1')
def __init__(self, input_dim, hidden_dim, num_objects, act_fn='sigmoid',
act_fn_hid='relu'):
super(EncoderCNNLarge, self).__init__()
self.cnn1 = nn.Conv2d(input_dim, hidden_dim, (3, 3), padding=1)
self.act1 = utils.get_act_fn(act_fn_hid)
self.ln1 = nn.BatchNorm2d(hidden_dim)
self.cnn2 = nn.Conv2d(hidden_dim, hidden_dim, (3, 3), padding=1)
self.act2 = utils.get_act_fn(act_fn_hid)
self.ln2 = nn.BatchNorm2d(hidden_dim)
self.cnn3 = nn.Conv2d(hidden_dim, hidden_dim, (3, 3), padding=1)
self.act3 = utils.get_act_fn(act_fn_hid)
self.ln3 = nn.BatchNorm2d(hidden_dim)
self.cnn4 = nn.Conv2d(hidden_dim, num_objects, (3, 3), padding=1)
self.act4 = utils.get_act_fn(act_fn)
def __init__(self,
input_dim,
output_dim,
hidden_dim,
num_objects,
act_fn='relu'):
super(EncoderMLP, self).__init__()
self.num_objects = num_objects
self.input_dim = input_dim
print(self.input_dim)
self.fc1 = nn.Linear(self.input_dim, hidden_dim)
self.fc2 = nn.Linear(hidden_dim, hidden_dim)
self.fc3 = nn.Linear(hidden_dim, output_dim)
self.ln = nn.LayerNorm(hidden_dim)
self.act1 = utils.get_act_fn(act_fn)
self.act2 = utils.get_act_fn(act_fn)
def __init__(self, mconfig, stem_filters, name=None):
super().__init__(name=name)
self._conv_stem = tf.keras.layers.Conv2D(
filters=round_filters(stem_filters, mconfig),
kernel_size=3,
strides=2,
kernel_initializer=conv_kernel_initializer,
padding='same',
data_format=mconfig.data_format,
use_bias=False,
name='conv2d')
self._norm = utils.normalization(
mconfig.bn_type,
axis=(1 if mconfig.data_format == 'channels_first' else -1),
momentum=mconfig.bn_momentum,
epsilon=mconfig.bn_epsilon,
groups=mconfig.gn_groups)
self._act = utils.get_act_fn(mconfig.act_fn)
