def __init__(self, vocab_size, embed_size, num_hiddens, num_layers,
bidirectional, weight, labels, batch_size):
super(SentimentNet, self).__init__()
self.num_hiddens = num_hiddens
self.num_layers = num_layers
self.bidirectional = bidirectional
self.batch_size = batch_size
self.embedding = nn.Embedding(vocab_size, embed_size, use_one_hot=False, embedding_table=Tensor(weight))
self.embedding.embedding_table.requires_grad = False
self.trans = P.Transpose()
self.perm = (1, 0, 2)
self.h, self.c, self.w = InitialLstmWeight(embed_size, num_hiddens, num_layers, bidirectional)
self.encoder = P.LSTM(input_size=embed_size, hidden_size=self.num_hiddens,
num_layers=num_layers, has_bias=False,
bidirectional=self.bidirectional, dropout=0.0)
self.concat = P.Concat(2)
if self.bidirectional:
self.decoder = nn.Dense(num_hiddens * 4, labels)
else:
self.decoder = nn.Dense(num_hiddens * 2, labels)
self.slice1 = P.Slice()
self.slice2 = P.Slice()
self.reshape = P.Reshape()
self.num_direction = 1
if bidirectional:
self.num_direction = 2
def __init__(self):
super(Slice, self).__init__()
self.cat = P.Slice()
self.x1 = Parameter(initializer(
Tensor(np.array([[[1, -1, 1], [2, -2, 2]], [[3, -3, 3], [4, -4, 4]], [[5, -5, 5], [6, -6, 6]]]).astype(
np.float32)), [3, 2, 3]), name='x1')
def __init__(self, central_fraction):
super(CentralCrop, self).__init__()
validator.check_value_type("central_fraction", central_fraction, [float], self.cls_name)
self.central_fraction = validator.check_number_range('central_fraction', central_fraction,
0.0, 1.0, Rel.INC_RIGHT, self.cls_name)
self.central_fraction_tensor = Tensor(np.array([central_fraction]).astype(np.float64))
self.slice = P.Slice()
def __init__(self, weight2, begin, end, strategy1=None, strategy2=None):
super().__init__()
self.mul = P.Mul().shard(strategy1)
self.slice = P.Slice().shard(strategy2)
self.weight2 = Parameter(weight2, "w2")
self.begin = begin
self.end = end
def __init__(self, batch_size=4):
super(DiceLoss, self).__init__()
self.threshold0 = Tensor(0.5, mstype.float32)
self.zero_float32 = Tensor(0.0, mstype.float32)
self.k = int(640 * 640)
self.negative_one_int32 = Tensor(-1, mstype.int32)
self.batch_size = batch_size
self.concat = P.Concat()
self.less_equal = P.LessEqual()
self.greater = P.Greater()
self.reduce_sum = P.ReduceSum()
self.reduce_sum_keep_dims = P.ReduceSum(keep_dims=True)
self.reduce_mean = P.ReduceMean()
self.reduce_min = P.ReduceMin()
self.cast = P.Cast()
self.minimum = P.Minimum()
self.expand_dims = P.ExpandDims()
self.select = P.Select()
self.fill = P.Fill()
self.topk = P.TopK(sorted=True)
self.shape = P.Shape()
self.sigmoid = P.Sigmoid()
self.reshape = P.Reshape()
self.slice = P.Slice()
self.logical_and = P.LogicalAnd()
self.logical_or = P.LogicalOr()
self.equal = P.Equal()
self.zeros_like = P.ZerosLike()
self.add = P.TensorAdd()
self.gather = P.Gather()
def __init__(self, num_sampled, num_classes, num_true=1,
sampled_values=None, remove_accidental_hits=True, seed=0,
reduction='none'):
super(SampledSoftmaxLoss, self).__init__()
self.num_sampled = num_sampled
self.num_classes = num_classes
self.num_true = num_true
self.sampled_values = sampled_values
self.remove_accidental_hits = remove_accidental_hits
self.seed = seed
self.sampler = P.UniformSampler(
num_true,
num_sampled,
True,
num_classes,
seed,
remove_accidental_hits)
self.cast = P.Cast()
self.reshape = P.Reshape()
self.shape = P.Shape()
self.exp = P.Exp()
self.log = P.Log()
self.slice_op = P.Slice()
self.matmul = P.MatMul(False, True)
self.gather_v2 = P.GatherV2()
self.reduce_max_true = P.ReduceMax(True)
self.reduce_sum = P.ReduceSum()
self.reduce_sum_true = P.ReduceSum(True)
self.concat_dim0 = P.Concat(0)
self.concat_dim1 = P.Concat(1)
self.ones_like = P.OnesLike()
self.zeros_like = P.ZerosLike()
self.mul = P.Mul()
self.expand_dims = P.ExpandDims()
def __init__(self,
config,
batch_size,
num_classes,
use_sigmoid_cls,
target_means=(.0, .0, .0, .0),
target_stds=(1.0, 1.0, 1.0, 1.0)
):
super(Proposal, self).__init__()
cfg = config
self.batch_size = batch_size
self.num_classes = num_classes
self.target_means = target_means
self.target_stds = target_stds
self.use_sigmoid_cls = config.use_sigmoid_cls
if self.use_sigmoid_cls:
self.cls_out_channels = 1
self.activation = P.Sigmoid()
self.reshape_shape = (-1, 1)
else:
self.cls_out_channels = num_classes
self.activation = P.Softmax(axis=1)
self.reshape_shape = (-1, 2)
if self.cls_out_channels <= 0:
raise ValueError('num_classes={} is too small'.format(num_classes))
self.num_pre = cfg.rpn_proposal_nms_pre
self.min_box_size = cfg.rpn_proposal_min_bbox_size
self.nms_thr = cfg.rpn_proposal_nms_thr
self.nms_post = cfg.rpn_proposal_nms_post
self.nms_across_levels = cfg.rpn_proposal_nms_across_levels
self.max_num = cfg.rpn_proposal_max_num
# Op Define
self.squeeze = P.Squeeze()
self.reshape = P.Reshape()
self.cast = P.Cast()
self.feature_shapes = cfg.feature_shapes
self.transpose_shape = (1, 2, 0)
self.decode = BoundingBoxDecode()
self.nms = P.NMSWithMask(self.nms_thr)
self.concat_axis0 = P.Concat(axis=0)
self.concat_axis1 = P.Concat(axis=1)
self.split = P.Split(axis=1, output_num=5)
self.min = P.Minimum()
self.gatherND = P.GatherNd()
self.slice = P.Slice()
self.select = P.Select()
self.greater = P.Greater()
self.transpose = P.Transpose()
self.tile = P.Tile()
self.set_train_local(config, training=True)
self.multi_10 = Tensor(10.0, mstype.float16)
def test_slice_float64():
data = Tensor(
np.array([[[1, 1, 1], [2, 2, 2]], [[3, 3, 3], [4, 4, 4]],
[[5, 5, 5], [6, 6, 6]]]).astype(np.float64))
slice_op = P.Slice()
output = slice_op(data, (1, 0, 0), (1, 1, 3))
expect = [[[3.0, 3.0, 3.0]]]
assert (output.asnumpy() == expect).all()
def __init__(self, central_fraction):
super(CentralCrop, self).__init__()
validator.check_value_type("central_fraction", central_fraction,
[float], self.cls_name)
validator.check_float_range(central_fraction, 0.0, 1.0, Rel.INC_RIGHT,
'central_fraction', self.cls_name)
self.central_fraction = central_fraction
self.slice = P.Slice()
def __init__(self,
num_sampled,
num_classes,
num_true=1,
sampled_values=None,
remove_accidental_hits=True,
seed=0,
reduction='none'):
super(SampledSoftmaxLoss, self).__init__(reduction)
if num_true < 1:
raise ValueError(f"num_true {num_true} is less than 1.")
if seed < 0:
raise ValueError(f"seed {seed} is less than 0.")
if num_sampled > num_classes:
raise ValueError(
f"num_sampled {num_sampled} is great than num_classes {num_classes}."
)
if num_true > num_classes:
raise ValueError(
f"num_true {num_true} is great than num_classes {num_classes}."
)
if sampled_values is not None:
if not isinstance(sampled_values, (list, tuple)):
raise TypeError(
f"sampled_values {sampled_values} is not a list.")
if len(sampled_values) != 3:
raise ValueError(
f"sampled_values size {len(sampled_values)} is not 3.")
self.num_sampled = num_sampled
self.num_classes = num_classes
self.num_true = num_true
self.sampled_values = sampled_values
self.remove_accidental_hits = remove_accidental_hits
self.seed = seed
self.sampler = P.LogUniformCandidateSampler(num_true, num_sampled,
True, num_classes, seed)
self.cast = P.Cast()
self.reshape = P.Reshape()
self.shape = P.Shape()
self.exp = P.Exp()
self.log = P.Log()
self.slice_op = P.Slice()
self.matmul = P.MatMul(False, True)
self.gather_v2 = P.Gather()
self.reduce_max_true = P.ReduceMax(True)
self.reduce_sum = P.ReduceSum()
self.reduce_sum_true = P.ReduceSum(True)
self.concat_dim0 = P.Concat(0)
self.concat_dim1 = P.Concat(1)
self.ones_like = P.OnesLike()
self.zeros_like = P.ZerosLike()
self.mul = P.Mul()
self.expand_dims = P.ExpandDims()
self.dtype = P.DType()
self.compute_accidental_hits = P.ComputeAccidentalHits(num_true)
self.scatter_nd = P.ScatterNd()
def __init__(self, stencil_width=1, lb=(0, 0, 0), rb=(1, 0, 0)):
super(AXF, self).__init__()
self.stencil_width = stencil_width
self.pad = P.Pad(((self.stencil_width, self.stencil_width),
(self.stencil_width, self.stencil_width),
(self.stencil_width, self.stencil_width)))
self.slice = P.Slice()
self.shape = P.Shape()
self.axf_kernel = axf_kernel()
def __init__(self, stencil_width=1, lb=(0, 0, 1), rb=(0, 0, 0)):
super(DZB, self).__init__()
self.stencil_width = stencil_width
self.pad = P.Pad(((self.stencil_width, self.stencil_width),
(self.stencil_width, self.stencil_width),
(self.stencil_width, self.stencil_width)))
self.slice = P.Slice()
self.shape = P.Shape()
self.dzb_kernel = dzb_kernel()
def __init__(self):
super(ComputeRij, self).__init__()
self.reshape = P.Reshape()
self.transpose = P.Transpose()
self.cast = P.Cast()
self.rsum = P.ReduceSum()
self.broadcastto = P.BroadcastTo((1, 192 * 138))
self.broadcastto1 = P.BroadcastTo((1, 192, 138, 3))
self.expdims = P.ExpandDims()
self.concat = P.Concat(axis=1)
self.gather = P.GatherV2()
self.mul = P.Mul()
self.slice = P.Slice()
def __init__(self):
super(Processing, self).__init__()
self.slice = P.Slice()
self.reshape = P.Reshape()
self.shape = P.Shape()
self.batchmat = nn.MatMul()
self.split = P.Split(1, 3)
self.concat = P.Concat(axis=1)
slice_64 = Tensor(np.hstack((np.identity(64), np.zeros([64, 128]))))
slice_128 = Tensor(np.hstack((np.zeros([128, 64]), np.identity(128))))
self.slice_0 = [slice_64, slice_128]
slice_46 = Tensor(np.hstack((np.identity(46), np.zeros([46, 92]))))
slice_92 = Tensor(np.hstack((np.zeros([92, 46]), np.identity(92))))
self.slice_1 = [slice_46, slice_92]
slice_2 = np.vstack((np.identity(1), np.zeros([3, 1])))
self.slice_2 = Tensor(slice_2)
def __init__(self,
kernel_size=1,
stride=1,
pad_mode="valid"):
super(AvgPool1d, self).__init__(kernel_size, stride, pad_mode)
validator.check_value_type('kernel_size', kernel_size, [int], self.cls_name)
validator.check_value_type('stride', stride, [int], self.cls_name)
self.pad_mode = validator.check_string('pad_mode', pad_mode.upper(), ['VALID', 'SAME'], self.cls_name)
validator.check_integer("kernel_size", kernel_size, 1, Rel.GE, self.cls_name)
validator.check_integer("stride", stride, 1, Rel.GE, self.cls_name)
self.kernel_size = (1, kernel_size)
self.stride = (1, stride)
self.avg_pool = P.AvgPool(ksize=self.kernel_size,
strides=self.stride,
padding=self.pad_mode)
self.shape = F.shape
self.reduce_mean = P.ReduceMean(keep_dims=True)
self.slice = P.Slice()
self.expand = P.ExpandDims()
def __init__(self,
weight,
w2,
begin,
end,
strategy1=None,
strategy2=None,
is_parameter=True):
super().__init__()
self.mul = P.Mul().shard(strategy1)
self.slice = P.Slice().shard(strategy2)
if is_parameter:
self.weight = Parameter(weight, "w1")
else:
self.weight = weight
self.mul2 = P.Mul()
self.weight2 = Parameter(w2, "w2")
self.begin = begin
self.end = end
def get_pixel_value(self, img, x, y):
"""
Utility function to get pixel value for coordinate
vectors x and y from a 4D tensor image.
Input
-----
- img: tensor of shape (B, H, W, C)
- x: flattened tensor of shape (B*H*W,)
- y: flattened tensor of shape (B*H*W,)
Returns
-------
- output: tensor of shape (B, H, W, C)
"""
shape = P.Shape()
img_shape = shape(x)
batch_size = img_shape[0]
height = img_shape[1]
width = img_shape[2]
img[:, 0, :, :] = self.zero
img[:, height - 1, :, :] = self.zero
img[:, :, 0, :] = self.zero
img[:, :, width - 1, :] = self.zero
tile = P.Tile()
batch_idx = P.Slice()(self.batch_idx, (0, 0, 0), (batch_size, 1, 1))
b = tile(batch_idx, (1, height, width))
expand_dims = P.ExpandDims()
b = expand_dims(b, 3)
x = expand_dims(x, 3)
y = expand_dims(y, 3)
concat = P.Concat(3)
indices = concat((b, y, x))
cast = P.Cast()
indices = cast(indices, mindspore.int32)
gather_nd = P.GatherNd()
return cast(gather_nd(img, indices), mindspore.float32)
def __init__(self, vocab_len, word_len, num_classes, vec_length):
super(TextCNN, self).__init__()
self.vec_length = vec_length
self.word_len = word_len
self.num_classes = num_classes
self.unsqueeze = P.ExpandDims()
self.embedding = nn.Embedding(vocab_len,
self.vec_length,
embedding_table='normal')
self.slice = P.Slice()
self.layer1 = self.make_layer(kernel_height=3)
self.layer2 = self.make_layer(kernel_height=4)
self.layer3 = self.make_layer(kernel_height=5)
self.concat = P.Concat(1)
self.fc = nn.Dense(96 * 3, self.num_classes)
self.drop = nn.Dropout(keep_prob=0.5)
self.print = P.Print()
self.reducemean = P.ReduceMax(keep_dims=False)
def __init__(self):
super(ComputeDescriptor, self).__init__()
self.reshape = P.Reshape()
self.transpose = P.Transpose()
self.cast = P.Cast()
self.rsum = P.ReduceSum()
self.broadcastto = P.BroadcastTo((1, 192 * 138))
self.broadcastto1 = P.BroadcastTo((1, 192, 138, 3))
self.broadcastto2 = P.BroadcastTo((1, 192, 138, 3, 3))
self.broadcastto3 = P.BroadcastTo((1, 192, 138, 4))
self.broadcastto4 = P.BroadcastTo((1, 192, 138, 4, 3))
self.expdims = P.ExpandDims()
self.concat = P.Concat(axis=3)
self.gather = P.GatherV2()
self.mul = P.Mul()
self.slice = P.Slice()
self.square = P.Square()
self.inv = P.Inv()
self.sqrt = P.Sqrt()
self.ones = P.OnesLike()
self.eye = P.Eye()
def __init__(self,
embedding_size,
embedding_shape,
use_relative_positions=False,
use_token_type=False,
token_type_vocab_size=16,
use_one_hot_embeddings=False,
initializer_range=0.02,
max_position_embeddings=512,
dropout_prob=0.1):
super(EmbeddingPostprocessor, self).__init__()
self.use_token_type = use_token_type
self.token_type_vocab_size = token_type_vocab_size
self.use_one_hot_embeddings = use_one_hot_embeddings
self.max_position_embeddings = max_position_embeddings
self.embedding_table = Parameter(initializer
(TruncatedNormal(initializer_range),
[token_type_vocab_size,
embedding_size]),
name='embedding_table')
self.shape_flat = (-1,)
self.one_hot = P.OneHot()
self.on_value = Tensor(1.0, mstype.float32)
self.off_value = Tensor(0.1, mstype.float32)
self.array_mul = P.MatMul()
self.reshape = P.Reshape()
self.shape = tuple(embedding_shape)
self.layernorm = nn.LayerNorm(embedding_size)
self.dropout = nn.Dropout(1 - dropout_prob)
self.gather = P.GatherV2()
self.use_relative_positions = use_relative_positions
self.slice = P.Slice()
self.full_position_embeddings = Parameter(initializer
(TruncatedNormal(initializer_range),
[max_position_embeddings,
embedding_size]),
name='full_position_embeddings')
def __init__(self):
super(SliceNet, self).__init__()
self.slice = P.Slice()
def __init__(self,
in_channels,
out_channels,
weight_init='normal',
bias_init='zeros',
damping=0.03,
loss_scale=1,
frequency=278,
has_bias=True,
activation=None):
super(Dense_Thor, self).__init__()
self.in_channels = Validator.check_positive_int(in_channels)
self.out_channels = Validator.check_positive_int(out_channels)
self.has_bias = Validator.check_bool(has_bias)
self.thor = True
if isinstance(weight_init, Tensor):
if weight_init.ndim != 2 or weight_init.shape[0] != out_channels or \
weight_init.shape[1] != in_channels:
raise ValueError("weight_init shape error")
self.weight = Parameter(initializer(weight_init, [out_channels, in_channels]), name="weight")
if self.has_bias:
if isinstance(bias_init, Tensor):
if bias_init.ndim != 1 or bias_init.shape[0] != out_channels:
raise ValueError("bias_init shape error")
self.bias = Parameter(initializer(bias_init, [out_channels]), name="bias")
self.matmul = P.MatMul(transpose_b=True)
self.bias_add = P.BiasAdd()
self.activation = get_activation(activation)
self.activation_flag = self.activation is not None
self.matrix_A_inv = Parameter(Tensor(np.zeros([128, 128, 16, 16]).astype(np.float16)), name='matrix_A_inv',
requires_grad=False)
self.matrix_G_inv = Parameter(Tensor(np.zeros([63, 63, 16, 16]).astype(np.float16)), name="matrix_G_inv",
requires_grad=False)
self.fake_G = Tensor(np.zeros([63, 63, 16, 16]).astype(np.float16))
self.matmul = P.MatMul(transpose_b=True)
self.cube_matmul = P.CusMatMulCube(transpose_a=True)
self.matrix_combine = P.CusMatrixCombine()
self.cholesky = P.CusCholeskyTrsm()
self.shape = P.Shape()
self.reshape = P.Reshape()
self.transpose = P.Transpose()
self.cov_step = Parameter(initializer(0, [1], mstype.int32), name="cov_step", requires_grad=False)
self.mul = P.Mul()
self.cast = P.Cast()
self.damping = Tensor(damping)
self.loss_scale = Tensor(1 / loss_scale, mstype.float16)
self.vector_matmul = P.CusBatchMatMul()
self.pad = P.Pad(((0, 24), (0, 24)))
self.pad1 = P.Pad(((0, 8), (0, 8)))
self.slice = P.Slice()
self.gather = P.GatherV2()
self.assignadd = P.AssignAdd()
self.freq = Tensor(frequency, mstype.int32)
self.axis = 0
self.A_inv_max = Parameter(initializer(0, [1], mstype.float32), name="A_inv_max", requires_grad=False)
self.G_inv_max = Parameter(initializer(0, [1], mstype.float32), name="G_inv_max", requires_grad=False)
self.fused_abs_max1 = P.CusFusedAbsMax1([1000, 1000])
self.fused_abs_max2 = P.CusFusedAbsMax1()
self.log = P.Log()
self.exp = P.Exp()
self.dampingA = Tensor(np.identity(2048), mstype.float32)
self.dampingG = Tensor(np.identity(1024), mstype.float32)
self.add = P.TensorAdd()
self.sqrt = P.Sqrt()
self.getG = P.InsertGradientOf(self.save_gradient)
def __init__(self,
in_channels,
out_channels,
kernel_size,
stride=1,
pad_mode='same',
padding=0,
dilation=1,
group=1,
data_format='NCHW',
has_bias=False,
weight_init='normal',
damping=0.03,
loss_scale=1,
frequency=278,
bias_init='zeros'):
self.thor = True
ksizes = (1, kernel_size, kernel_size, 1)
self.hw = kernel_size * kernel_size
strides = (1, stride, stride, 1)
kernel_size = twice(kernel_size)
super(Conv2d_Thor, self).__init__(
in_channels,
out_channels,
kernel_size,
stride,
pad_mode,
padding,
dilation,
group,
data_format,
has_bias,
weight_init,
bias_init,
)
self.conv2d = P.Conv2D(out_channel=self.out_channels,
kernel_size=self.kernel_size,
mode=1,
pad_mode=self.pad_mode,
pad=self.padding,
stride=self.stride,
dilation=self.dilation,
group=self.group
)
self.img2col = P.CusImg2Col(ksizes=ksizes, strides=strides)
self.cube_matmul = P.CusMatMulCube(transpose_a=True)
self.matrix_combine = P.CusMatrixCombine()
self.cholesky = P.CusCholeskyTrsm()
self.transpose02314 = P.CusTranspose02314()
self.matrix_A_dim = self.in_channels * self.kernel_size[0] * self.kernel_size[1]
self.matrix_G_dim = self.out_channels
self.matrix_A_device_shape, self.matrix_A_device_dim = caculate_device_shape(self.matrix_A_dim,
self.in_channels, True)
self.matrix_G_device_shape, self.matrix_G_device_dim = caculate_device_shape(self.matrix_G_dim,
self.in_channels, False)
self.matrix_A_device_temp_shape = (
self.matrix_A_device_shape[0], self.matrix_A_device_shape[2], self.matrix_A_device_shape[1],
self.matrix_A_device_shape[3])
self.matrix_G_device_temp_shape = (
self.matrix_G_device_shape[0], self.matrix_G_device_shape[2], self.matrix_G_device_shape[1],
self.matrix_G_device_shape[3])
self.matrix_A_inv = Parameter(
Tensor(np.reshape(np.identity(self.matrix_A_device_dim).astype(np.float16), self.matrix_A_device_shape)),
name='matrix_A_inv', requires_grad=False)
self.A_inv_max = Parameter(initializer(0, [1], mstype.float32), name="A_inv_max", requires_grad=False)
self.matrix_G_inv = Parameter(
Tensor(np.reshape(np.identity(self.matrix_G_device_dim).astype(np.float16), self.matrix_G_device_shape)),
name="matrix_G_inv", requires_grad=False)
self.G_inv_max = Parameter(initializer(0, [1], mstype.float32), name="G_inv_max", requires_grad=False)
self.fake_G = Tensor(
np.reshape(np.identity(self.matrix_G_device_dim).astype(np.float16), self.matrix_G_device_shape))
self.shape = P.Shape()
self.reshape = P.Reshape()
self.transpose = P.Transpose()
self.cov_step = Parameter(initializer(0, [1], mstype.int32), name="cov_step", requires_grad=False)
self.mul = P.Mul()
self.cast = P.Cast()
self.damping = Tensor(damping)
self.vector_matmul = P.CusBatchMatMul()
self.diag_block_dim = 128
self.channels_slice_flag = False
if self.in_channels % C0 != 0:
self.channels_slice_flag = True
self.padA_flag = False
if (self.matrix_A_dim // self.diag_block_dim) * self.diag_block_dim != self.matrix_A_dim \
and self.matrix_A_dim > self.diag_block_dim:
self.padA_flag = True
pad_dim = self.diag_block_dim - self.matrix_A_dim % self.diag_block_dim
self.padA = P.Pad(((0, pad_dim), (0, pad_dim)))
self.device_shape_pad_flag = False
if self.matrix_A_dim != self.matrix_A_device_dim:
self.device_shape_pad_flag = True
self.device_shape_pad = P.Pad(((0, 0), (0, C0 - self.in_channels), (0, 0), (0, C0 - self.in_channels)))
self.slice = P.Slice()
self.gather = P.GatherV2()
self.freq = Tensor(frequency, mstype.int32)
self.loss_scale = Tensor(1 / loss_scale, mstype.float16)
self.axis = 0
dampingA_dim = self.matrix_A_dim
if (self.matrix_A_dim % self.diag_block_dim) != 0 and self.matrix_A_dim > self.diag_block_dim:
dampingA_dim = (self.matrix_A_dim // self.diag_block_dim + 1) * self.diag_block_dim
dampingG_dim = self.matrix_G_dim
if (self.matrix_G_dim % self.diag_block_dim) != 0 and self.matrix_G_dim > self.diag_block_dim:
dampingG_dim = (self.matrix_G_dim // self.diag_block_dim + 1) * self.diag_block_dim
self.dampingA = Tensor(np.identity(dampingA_dim), mstype.float32)
self.dampingG = Tensor(np.identity(dampingG_dim), mstype.float32)
self.fused_abs_max1 = P.CusFusedAbsMax1([self.matrix_A_dim, self.matrix_A_dim])
self.fused_abs_max2 = P.CusFusedAbsMax1()
self.log = P.Log()
self.exp = P.Exp()
self.sqrt = P.Sqrt()
self.getG = P.InsertGradientOf(self.save_gradient)
def __init__(self,
in_channels,
out_channels,
weight_init='normal',
bias_init='zeros',
has_bias=True,
activation=None):
super(Dense_Thor, self).__init__()
self.thor = True
self.in_channels = Validator.check_positive_int(in_channels)
self.out_channels = Validator.check_positive_int(out_channels)
self.has_bias = Validator.check_bool(has_bias)
if isinstance(weight_init, Tensor):
if weight_init.dim() != 2 or weight_init.shape[0] != out_channels or \
weight_init.shape[1] != in_channels:
raise ValueError("Weight init shape error.")
self.weight = Parameter(initializer(weight_init,
[out_channels, in_channels]),
name="weight")
self.bias = None
if self.has_bias:
if isinstance(bias_init, Tensor):
if bias_init.dim() != 1 or bias_init.shape[0] != out_channels:
raise ValueError("Bias init shape error.")
self.bias = Parameter(initializer(bias_init, [out_channels]),
name="bias")
self.bias_add = P.BiasAdd()
self.matmul = P.MatMul(transpose_b=True)
self.activation = get_activation(activation)
self.activation_flag = self.activation is not None
self.matrix_A = Parameter(Tensor(
np.zeros([in_channels, in_channels]).astype(np.float32)),
name='matrix_A',
requires_grad=False)
self.shape = P.Shape()
self.reshape = P.Reshape()
self.transpose = P.Transpose()
self.mul = P.Mul()
self.is_Ascend = True
if context.get_context("device_target") == "Ascend":
if out_channels == 1001:
self.matrix_G = Parameter(Tensor(
np.zeros([1024, 1024]).astype(np.float32)),
name='matrix_G',
requires_grad=False)
self.pad = P.Pad(((0, 23), (0, 23)))
self.pad1 = P.Pad(((0, 7), (0, 7)))
self.slice = P.Slice()
self.add = P.TensorAdd()
else:
self.matrix_G = Parameter(Tensor(
np.eye(out_channels).astype(np.float32)),
name="matrix_G",
requires_grad=False)
self.abs = P.Abs()
self.reduce_max = P.ReduceMax(keep_dims=False)
self.neg = P.Neg()
self.reduce_sum = P.ReduceSum()
self.matmul = P.MatMul(transpose_b=True)
self.cube_matmul = P.CusMatMulCube(transpose_a=True)
self.cast = P.Cast()
self.is_nsp_layer = (out_channels == 2)
else:
self.is_Ascend = False
self.matrix_G = Parameter(Tensor(
np.eye(out_channels).astype(np.float32)),
name="matrix_G",
requires_grad=False)
self.cube_matmul = P.MatMul(transpose_a=True)
self.getG = P.InsertGradientOf(self.save_gradient)
def __init__(self,
in_channels,
out_channels,
kernel_size,
stride=1,
pad_mode='same',
padding=0,
dilation=1,
group=1,
has_bias=False,
weight_init='normal',
bias_init='zeros'):
kernel_size = twice(kernel_size)
stride = twice(stride)
self._dilation = dilation
dilation = twice(dilation)
super(Conv2d_Thor,
self).__init__(in_channels, out_channels, kernel_size, stride,
pad_mode, padding, dilation, group, has_bias,
weight_init, bias_init)
self.conv2d = P.Conv2D(out_channel=self.out_channels,
kernel_size=self.kernel_size,
mode=1,
pad_mode=self.pad_mode,
pad=self.padding,
stride=self.stride,
dilation=self.dilation,
group=self.group)
self._init_depthwise_conv2d(weight_init)
self.bias_add = P.BiasAdd()
self.thor = True
self.hw = kernel_size[0] * kernel_size[1]
self.matrix_A_dim = self.in_channels * self.kernel_size[
0] * self.kernel_size[1]
self.matrix_G_dim = self.out_channels
self.shape = P.Shape()
self.reshape = P.Reshape()
self.mul = P.Mul()
self.cast = P.Cast()
self.A_normalizer = Parameter(initializer(0, [1], mstype.float32),
name="A_normalizer",
requires_grad=False)
self.G_normalizer = Parameter(initializer(0, [1], mstype.float32),
name="G_normalizer",
requires_grad=False)
self.is_Ascend = True
if context.get_context("device_target") == "Ascend":
ksizes = (1, kernel_size[0], kernel_size[1], 1)
strides = (1, stride[0], stride[1], 1)
self.img2col = P.CusImg2Col(ksizes=ksizes, strides=strides)
self.cube_matmul = P.CusMatMulCube(transpose_a=True)
self.transpose02314 = P.CusTranspose02314()
dampingA_dim = self.matrix_A_dim
self.diag_block_dim = 128
if (self.matrix_A_dim % self.diag_block_dim
) != 0 and self.matrix_A_dim > self.diag_block_dim:
dampingA_dim = (self.matrix_A_dim // self.diag_block_dim +
1) * self.diag_block_dim
dampingG_dim = self.matrix_G_dim
if (self.matrix_G_dim % self.diag_block_dim
) != 0 and self.matrix_G_dim > self.diag_block_dim:
dampingG_dim = (self.matrix_G_dim // self.diag_block_dim +
1) * self.diag_block_dim
self.matrix_A_cov = Parameter(Tensor(
np.zeros([dampingA_dim, dampingA_dim]).astype(np.float32)),
name='matrix_A',
requires_grad=False)
self.matrix_G_cov = Parameter(Tensor(
np.zeros([dampingG_dim, dampingG_dim]).astype(np.float32)),
name='matrix_G',
requires_grad=False)
self.channels_slice_flag = False
self.C0 = 16
if self.in_channels % self.C0 != 0:
self.channels_slice_flag = True
self.padA_flag = False
if (self.matrix_A_dim // self.diag_block_dim) * self.diag_block_dim != self.matrix_A_dim \
and self.matrix_A_dim > self.diag_block_dim:
self.padA_flag = True
pad_dim = self.diag_block_dim - self.matrix_A_dim % self.diag_block_dim
self.padA = P.Pad(((0, pad_dim), (0, pad_dim)))
self.slice = P.Slice()
else:
self.is_Ascend = False
self.img2col = P.Im2Col(kernel_size=kernel_size,
stride=stride,
pad_mode="same")
self.matmul = P.MatMul(transpose_b=True)
self.reduce_mean = P.ReduceMean(keep_dims=False)
self.matrix_A_cov = Parameter(Tensor(
np.zeros([self.matrix_A_dim,
self.matrix_A_dim]).astype(np.float32)),
name='matrix_A',
requires_grad=False)
self.matrix_G_cov = Parameter(Tensor(
np.zeros([self.matrix_G_dim,
self.matrix_G_dim]).astype(np.float32)),
name='matrix_G',
requires_grad=False)
self.getG = P.InsertGradientOf(self.save_gradient)
'block': G.MaximumGrad(),
'desc_inputs': [[2, 3, 3, 5], [2, 3, 3, 5], [2, 3, 3, 5]],
'skip': ['backward']}),
('MinimumGrad', {
'block': G.MinimumGrad(),
'desc_inputs': [[2, 3, 3, 5], [2, 3, 3, 5], [2, 3, 3, 5]],
'skip': ['backward']}),
('StridedSlice', {
'block': P.StridedSlice(),
'desc_const': [(0, 1, 2, 1),
(2, 3, 3, 4),
(1, 1, 1, 1)],
'desc_inputs': [[2, 3, 3, 5]],
'desc_bprop': [[2, 2, 1, 3]]}),
('Slice_1', {
'block': P.Slice(),
'desc_const': [(0, 1, 2, 1),
(1, 1, 1, 2)],
'desc_inputs': [[2, 3, 3, 5]],
'desc_bprop': [[1, 1, 1, 2]]}),
('StridedSliceGrad', {
'block': G.StridedSliceGrad(),
'desc_const': [(64, 1, 1024),
(0, 1, 0),
(64, 2, 1024),
(1, 1, 1)],
'desc_inputs': [[64, 128, 1024]],
'skip': ['backward']}),
('RandomChoiceWithMask', {
'block': P.RandomChoiceWithMask(256),
'desc_inputs': [Tensor(np.random.rand(24000, 4).astype(np.bool_))],
def multiclass_nms(self, boxes_all, scores_all, mask_all):
"""Multiscale postprocessing."""
all_bboxes = ()
all_labels = ()
all_masks = ()
for i in range(self.test_batch_size):
bboxes = boxes_all[i]
scores = scores_all[i]
masks = self.cast(mask_all[i], mstype.bool_)
res_boxes_tuple = ()
res_labels_tuple = ()
res_masks_tuple = ()
for j in range(self.num_classes - 1):
k = j + 1
_cls_scores = scores[::, k:k + 1:1]
_bboxes = self.squeeze(bboxes[k])
_mask_o = self.reshape(masks, (self.rpn_max_num, 1))
cls_mask = self.greater(_cls_scores, self.test_score_thresh)
_mask = self.logicand(_mask_o, cls_mask)
_reg_mask = self.cast(
self.tile(self.cast(_mask, mstype.int32), (1, 4)),
mstype.bool_)
_bboxes = self.select(_reg_mask, _bboxes, self.test_box_zeros)
_cls_scores = self.select(_mask, _cls_scores,
self.test_score_zeros)
__cls_scores = self.squeeze(_cls_scores)
scores_sorted, topk_inds = self.test_topk(
__cls_scores, self.rpn_max_num)
topk_inds = self.reshape(topk_inds, (self.rpn_max_num, 1))
scores_sorted = self.reshape(scores_sorted,
(self.rpn_max_num, 1))
_bboxes_sorted = self.gather(_bboxes, topk_inds)
_mask_sorted = self.gather(_mask, topk_inds)
scores_sorted = self.tile(scores_sorted, (1, 4))
cls_dets = self.concat_1((_bboxes_sorted, scores_sorted))
cls_dets = P.Slice()(cls_dets, (0, 0), (self.rpn_max_num, 5))
cls_dets, _index, _mask_nms = self.nms_test(cls_dets)
_index = self.reshape(_index, (self.rpn_max_num, 1))
_mask_nms = self.reshape(_mask_nms, (self.rpn_max_num, 1))
_mask_n = self.gather(_mask_sorted, _index)
_mask_n = self.logicand(_mask_n, _mask_nms)
cls_labels = self.oneslike(_index) * j
res_boxes_tuple += (cls_dets, )
res_labels_tuple += (cls_labels, )
res_masks_tuple += (_mask_n, )
res_boxes_start = self.concat(res_boxes_tuple[:self.concat_start])
res_labels_start = self.concat(
res_labels_tuple[:self.concat_start])
res_masks_start = self.concat(res_masks_tuple[:self.concat_start])
res_boxes_end = self.concat(
res_boxes_tuple[self.concat_start:self.concat_end])
res_labels_end = self.concat(
res_labels_tuple[self.concat_start:self.concat_end])
res_masks_end = self.concat(
res_masks_tuple[self.concat_start:self.concat_end])
res_boxes = self.concat((res_boxes_start, res_boxes_end))
res_labels = self.concat((res_labels_start, res_labels_end))
res_masks = self.concat((res_masks_start, res_masks_end))
reshape_size = (self.num_classes - 1) * self.rpn_max_num
res_boxes = self.reshape(res_boxes, (1, reshape_size, 5))
res_labels = self.reshape(res_labels, (1, reshape_size, 1))
res_masks = self.reshape(res_masks, (1, reshape_size, 1))
all_bboxes += (res_boxes, )
all_labels += (res_labels, )
all_masks += (res_masks, )
all_bboxes = self.concat(all_bboxes)
all_labels = self.concat(all_labels)
all_masks = self.concat(all_masks)
return all_bboxes, all_labels, all_masks
def __init__(self, begin, size):
super(Slice5, self).__init__()
self.relu = nn.ReLU()
self.slice = P.Slice()
self.begin = begin
self.size = size
def __init__(self, block, layer_nums, in_channels, channels, out_channels,
strides, num_classes, is_train):
super(ResNet, self).__init__()
if not len(layer_nums) == len(in_channels) == len(out_channels) == 4:
raise ValueError(
"the length of layer_num, in_channels, out_channels list must be 4!"
)
self.ha3 = HardAttn(2048)
self.is_train = is_train
self.conv1 = _conv7x7(3, 64, stride=2)
self.bn1 = _bn(64)
self.relu = nn.ReLU()
self.maxpool = nn.MaxPool2d(kernel_size=3, stride=2, pad_mode="same")
self.layer1 = self._make_layer(block,
layer_nums[0],
in_channel=in_channels[0],
channel=channels[0],
out_channel=out_channels[0],
stride=strides[0])
self.layer2 = self._make_layer(block,
layer_nums[1],
in_channel=in_channels[1],
channel=channels[1],
out_channel=out_channels[1],
stride=strides[1])
self.layer3 = self._make_layer(block,
layer_nums[2],
in_channel=in_channels[2],
channel=channels[2],
out_channel=out_channels[2],
stride=strides[2])
self.layer4 = self._make_layer(block,
layer_nums[3],
in_channel=in_channels[3],
channel=channels[3],
out_channel=out_channels[3],
stride=strides[3])
self.max = P.ReduceMax(keep_dims=True)
self.flatten = nn.Flatten()
self.global_bn = _bn2_kaiming(out_channels[3])
self.partial_bn = _bn2_kaiming(out_channels[3])
normal = Normal(0.001)
self.global_fc = nn.Dense(out_channels[3],
num_classes,
has_bias=False,
weight_init=normal,
bias_init='zeros')
self.partial_fc = nn.Dense(out_channels[3],
num_classes,
has_bias=False,
weight_init=normal,
bias_init='zeros')
self.theta_0 = Tensor(np.zeros((128, 4)), mindspore.float32)
self.theta_6 = Tensor(np.zeros((128, 4)) + 0.6, mindspore.float32)
self.STN = STN(128, 128)
self.concat = P.Concat(axis=1)
self.shape = P.Shape()
self.tanh = P.Tanh()
self.slice = P.Slice()
self.split = P.Split(1, 4)
def __init__(self, weight, vocab_size, cell, batch_size):
super(textrcnn, self).__init__()
self.num_hiddens = 512
self.embed_size = 300
self.num_classes = 2
self.batch_size = batch_size
k = (1 / self.num_hiddens)**0.5
self.embedding = nn.Embedding(vocab_size,
self.embed_size,
embedding_table=weight)
self.embedding.embedding_table.requires_grad = False
self.cell = cell
self.cast = P.Cast()
self.h1 = Tensor(
np.zeros(shape=(self.batch_size,
self.num_hiddens)).astype(np.float16))
self.c1 = Tensor(
np.zeros(shape=(self.batch_size,
self.num_hiddens)).astype(np.float16))
if cell == "lstm":
self.lstm = P.DynamicRNN(forget_bias=0.0)
self.w1_fw = Parameter(np.random.uniform(
-k, k, (self.embed_size + self.num_hiddens,
4 * self.num_hiddens)).astype(np.float16),
name="w1_fw")
self.b1_fw = Parameter(np.random.uniform(
-k, k, (4 * self.num_hiddens)).astype(np.float16),
name="b1_fw")
self.w1_bw = Parameter(np.random.uniform(
-k, k, (self.embed_size + self.num_hiddens,
4 * self.num_hiddens)).astype(np.float16),
name="w1_bw")
self.b1_bw = Parameter(np.random.uniform(
-k, k, (4 * self.num_hiddens)).astype(np.float16),
name="b1_bw")
self.h1 = Tensor(
np.zeros(shape=(1, self.batch_size,
self.num_hiddens)).astype(np.float16))
self.c1 = Tensor(
np.zeros(shape=(1, self.batch_size,
self.num_hiddens)).astype(np.float16))
if cell == "vanilla":
self.rnnW_fw = nn.Dense(self.num_hiddens, self.num_hiddens)
self.rnnU_fw = nn.Dense(self.embed_size, self.num_hiddens)
self.rnnW_bw = nn.Dense(self.num_hiddens, self.num_hiddens)
self.rnnU_bw = nn.Dense(self.embed_size, self.num_hiddens)
if cell == "gru":
self.rnnWr_fw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.rnnWz_fw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.rnnWh_fw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.rnnWr_bw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.rnnWz_bw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.rnnWh_bw = nn.Dense(self.num_hiddens + self.embed_size,
self.num_hiddens)
self.ones = Tensor(
np.ones(shape=(self.batch_size,
self.num_hiddens)).astype(np.float16))
self.rnnWr_fw.to_float(mstype.float16)
self.rnnWz_fw.to_float(mstype.float16)
self.rnnWh_fw.to_float(mstype.float16)
self.rnnWr_bw.to_float(mstype.float16)
self.rnnWz_bw.to_float(mstype.float16)
self.rnnWh_bw.to_float(mstype.float16)
self.transpose = P.Transpose()
self.reduce_max = P.ReduceMax()
self.expand_dims = P.ExpandDims()
self.concat = P.Concat()
self.reshape = P.Reshape()
self.left_pad_tensor = Tensor(
np.zeros(
(1, self.batch_size, self.num_hiddens)).astype(np.float16))
self.right_pad_tensor = Tensor(
np.zeros(
(1, self.batch_size, self.num_hiddens)).astype(np.float16))
self.output_dense = nn.Dense(self.num_hiddens * 1, 2)
self.concat0 = P.Concat(0)
self.concat2 = P.Concat(2)
self.concat1 = P.Concat(1)
self.text_rep_dense = nn.Dense(2 * self.num_hiddens + self.embed_size,
self.num_hiddens)
self.mydense = nn.Dense(self.num_hiddens, 2)
self.drop_out = nn.Dropout(keep_prob=0.7)
self.tanh = P.Tanh()
self.sigmoid = P.Sigmoid()
self.slice = P.Slice()
self.text_rep_dense.to_float(mstype.float16)
self.mydense.to_float(mstype.float16)
self.output_dense.to_float(mstype.float16)
