diff --git a/mindnlp/core/_C/__init__.py b/mindnlp/core/_C/__init__.py
index 5ffd108e1..8e1034a08 100644
--- a/mindnlp/core/_C/__init__.py
+++ b/mindnlp/core/_C/__init__.py
@@ -1,4 +1,4 @@
-from mindspore import default_generator, Generator as msGenerator
+from mindspore import Generator as msGenerator
 
 from . import _nn
 from ..types import device as device_
@@ -36,6 +36,10 @@ def __init__(self, device='cpu'):
 
     @property
     def device(self):
-        return self._device
+        if hasattr(self, '_device'):
+            return self._device
+        return device_('cpu')
+
+default_generator = Generator()
 
 class Tag: pass
diff --git a/mindnlp/core/_dtype.py b/mindnlp/core/_dtype.py
index ba5e312ae..9a979a871 100644
--- a/mindnlp/core/_dtype.py
+++ b/mindnlp/core/_dtype.py
@@ -1,8 +1,15 @@
+import warnings
 import numpy as np
 from mindspore.common.dtype import *
 from mindspore._c_expression import typing
 from mindspore._c_expression.typing import Type
 
+from .configs import ON_A1
+
+if ON_A1:
+    warnings.warn('910A do not support bfloat16, use float16 instead.')
+    bfloat16 = float16
+
 dtype = Type
 
 def is_floating_point(self):
diff --git a/mindnlp/core/_tensor.py b/mindnlp/core/_tensor.py
index 68b6639ff..646af3318 100644
--- a/mindnlp/core/_tensor.py
+++ b/mindnlp/core/_tensor.py
@@ -137,9 +137,6 @@ def to_(self, *args, **kwargs):
         else:
             dtype_to = kwargs.get("dtype", None)
         if dtype_to is not None:
-            if ON_A1 and dtype_to == _dtype.bfloat16:
-                warnings.warn('910A do not support bfloat16, use float16 instead.')
-                return mindspore.ops.cast(self, _dtype.float16)
             return mindspore.ops.cast(self, dtype_to)
         return self
 
@@ -592,9 +589,6 @@ def real(self):
     StubTensor.real = real
 
     def bfloat16(self):
-        if ON_A1:
-            warnings.warn('910A do not support bfloat16, use float16 instead.')
-            return self.to(_dtype.float16)
         return self.to(_dtype.bfloat16)
 
     Tensor.bfloat16 = bfloat16
@@ -639,6 +633,9 @@ def __contains__(self, item):
     Tensor.unflatten = ops.unflatten
     StubTensor.unflatten = ops.unflatten
 
+    Tensor.round_ = ops.inplace_round
+    StubTensor.round_ = ops.inplace_round
+
 def _rebuild_from_type_v2(func, new_type, args, state):
     ret = func(*args)
     return ret
\ No newline at end of file
diff --git a/mindnlp/core/amp/autocast_mode.py b/mindnlp/core/amp/autocast_mode.py
index ff2888c48..5716167f4 100644
--- a/mindnlp/core/amp/autocast_mode.py
+++ b/mindnlp/core/amp/autocast_mode.py
@@ -82,11 +82,38 @@ def __exit__(self, exc_type: Any, exc_val: Any, exc_tb: Any):  # type: ignore[ov
     def __call__(self, func):
         return autocast_decorator(self, func)
 
+def _cast(value, device_type: str, dtype):
+    if isinstance(value, core.Tensor):
+        is_eligible = (
+            value.is_floating_point()
+            and value.device.type == device_type
+            and (value.dtype is not core.float64)
+        )
+        return value.to(dtype) if is_eligible else value
+    elif isinstance(value, (str, bytes)):
+        return value
+    elif HAS_NUMPY and isinstance(value, np.ndarray):
+        return value
+    elif isinstance(value, collections.abc.Mapping):
+        return {
+            _cast(k, device_type, dtype): _cast(v, device_type, dtype)
+            for k, v in value.items()
+        }
+    elif isinstance(value, collections.abc.Iterable):
+        iterable = (_cast(v, device_type, dtype) for v in value)
+        if isinstance(value, (list, tuple)):
+            return type(value)(iterable)
+        else:
+            return iterable
+    else:
+        return value
+
+
 def custom_fwd(
     fwd=None,
     *,
     device_type: str,
-    cast_inputs: Optional[_dtype] = None,
+    cast_inputs = None,
 ):
     """
     Create a helper decorator for ``forward`` methods of custom autograd functions.
diff --git a/mindnlp/core/distributions/__init__.py b/mindnlp/core/distributions/__init__.py
index 3ca74fcd0..1d320163f 100644
--- a/mindnlp/core/distributions/__init__.py
+++ b/mindnlp/core/distributions/__init__.py
@@ -10,4 +10,5 @@
 from .transforms import *
 from .relaxed_categorical import *
 from .relaxed_bernoulli import *
-from .multivariate_normal import *
\ No newline at end of file
+from .multivariate_normal import *
+from .gumbel import *
\ No newline at end of file
diff --git a/mindnlp/core/distributions/gumbel.py b/mindnlp/core/distributions/gumbel.py
new file mode 100644
index 000000000..8a9416c12
--- /dev/null
+++ b/mindnlp/core/distributions/gumbel.py
@@ -0,0 +1,85 @@
+# mypy: allow-untyped-defs
+import math
+
+from mindnlp import core
+from mindnlp.core import Tensor
+from . import constraints
+from .transformed_distribution import TransformedDistribution
+from .transforms import AffineTransform, ExpTransform
+from .uniform import Uniform
+from .utils import broadcast_all, euler_constant
+from mindnlp.core.types import _Number
+
+
+__all__ = ["Gumbel"]
+
+
+class Gumbel(TransformedDistribution):
+    r"""
+    Samples from a Gumbel Distribution.
+
+    Examples::
+
+        >>> # xdoctest: +IGNORE_WANT("non-deterministic")
+        >>> m = Gumbel(torch.tensor([1.0]), torch.tensor([2.0]))
+        >>> m.sample()  # sample from Gumbel distribution with loc=1, scale=2
+        tensor([ 1.0124])
+
+    Args:
+        loc (float or Tensor): Location parameter of the distribution
+        scale (float or Tensor): Scale parameter of the distribution
+    """
+
+    arg_constraints = {"loc": constraints.real, "scale": constraints.positive}
+    support = constraints.real
+
+    def __init__(self, loc, scale, validate_args=None):
+        self.loc, self.scale = broadcast_all(loc, scale)
+        finfo = core.finfo(self.loc.dtype)
+        if isinstance(loc, _Number) and isinstance(scale, _Number):
+            base_dist = Uniform(finfo.tiny, 1 - finfo.eps, validate_args=validate_args)
+        else:
+            base_dist = Uniform(
+                core.full_like(self.loc, finfo.tiny),
+                core.full_like(self.loc, 1 - finfo.eps),
+                validate_args=validate_args,
+            )
+        transforms = [
+            ExpTransform().inv,
+            AffineTransform(loc=0, scale=-core.ones_like(self.scale)),
+            ExpTransform().inv,
+            AffineTransform(loc=loc, scale=-self.scale),
+        ]
+        super().__init__(base_dist, transforms, validate_args=validate_args)
+
+    def expand(self, batch_shape, _instance=None):
+        new = self._get_checked_instance(Gumbel, _instance)
+        new.loc = self.loc.expand(batch_shape)
+        new.scale = self.scale.expand(batch_shape)
+        return super().expand(batch_shape, _instance=new)
+
+    # Explicitly defining the log probability function for Gumbel due to precision issues
+    def log_prob(self, value):
+        if self._validate_args:
+            self._validate_sample(value)
+        y = (self.loc - value) / self.scale
+        return (y - y.exp()) - self.scale.log()
+
+    @property
+    def mean(self) -> Tensor:
+        return self.loc + self.scale * euler_constant
+
+    @property
+    def mode(self) -> Tensor:
+        return self.loc
+
+    @property
+    def stddev(self) -> Tensor:
+        return (math.pi / math.sqrt(6)) * self.scale
+
+    @property
+    def variance(self) -> Tensor:
+        return self.stddev.pow(2)
+
+    def entropy(self):
+        return self.scale.log() + (1 + euler_constant)
\ No newline at end of file
diff --git a/mindnlp/core/distributions/uniform.py b/mindnlp/core/distributions/uniform.py
new file mode 100644
index 000000000..b87936d8b
--- /dev/null
+++ b/mindnlp/core/distributions/uniform.py
@@ -0,0 +1,101 @@
+# mypy: allow-untyped-defs
+from mindnlp import core
+from mindnlp.core import nan, Tensor
+from . import constraints
+from .distribution import Distribution
+from .utils import broadcast_all
+from mindnlp.core.types import _Number, _size
+
+
+__all__ = ["Uniform"]
+
+
+class Uniform(Distribution):
+    r"""
+    Generates uniformly distributed random samples from the half-open interval
+    ``[low, high)``.
+
+    Example::
+
+        >>> m = Uniform(torch.tensor([0.0]), torch.tensor([5.0]))
+        >>> m.sample()  # uniformly distributed in the range [0.0, 5.0)
+        >>> # xdoctest: +SKIP
+        tensor([ 2.3418])
+
+    Args:
+        low (float or Tensor): lower range (inclusive).
+        high (float or Tensor): upper range (exclusive).
+    """
+
+    # TODO allow (loc,scale) parameterization to allow independent constraints.
+    arg_constraints = {
+        "low": constraints.dependent(is_discrete=False, event_dim=0),
+        "high": constraints.dependent(is_discrete=False, event_dim=0),
+    }
+    has_rsample = True
+
+    @property
+    def mean(self) -> Tensor:
+        return (self.high + self.low) / 2
+
+    @property
+    def mode(self) -> Tensor:
+        return nan * self.high
+
+    @property
+    def stddev(self) -> Tensor:
+        return (self.high - self.low) / 12**0.5
+
+    @property
+    def variance(self) -> Tensor:
+        return (self.high - self.low).pow(2) / 12
+
+    def __init__(self, low, high, validate_args=None):
+        self.low, self.high = broadcast_all(low, high)
+
+        if isinstance(low, _Number) and isinstance(high, _Number):
+            batch_shape = core.Size()
+        else:
+            batch_shape = self.low.size()
+        super().__init__(batch_shape, validate_args=validate_args)
+
+        if self._validate_args and not core.lt(self.low, self.high).all():
+            raise ValueError("Uniform is not defined when low>= high")
+
+    def expand(self, batch_shape, _instance=None):
+        new = self._get_checked_instance(Uniform, _instance)
+        batch_shape = core.Size(batch_shape)
+        new.low = self.low.expand(batch_shape)
+        new.high = self.high.expand(batch_shape)
+        super(Uniform, new).__init__(batch_shape, validate_args=False)
+        new._validate_args = self._validate_args
+        return new
+
+    @constraints.dependent_property(is_discrete=False, event_dim=0)
+    def support(self):
+        return constraints.interval(self.low, self.high)
+
+    def rsample(self, sample_shape: _size = core.Size()) -> Tensor:
+        shape = self._extended_shape(sample_shape)
+        rand = core.rand(shape, dtype=self.low.dtype, device=self.low.device)
+        return self.low + rand * (self.high - self.low)
+
+    def log_prob(self, value):
+        if self._validate_args:
+            self._validate_sample(value)
+        lb = self.low.le(value).type_as(self.low)
+        ub = self.high.gt(value).type_as(self.low)
+        return core.log(lb.mul(ub)) - core.log(self.high - self.low)
+
+    def cdf(self, value):
+        if self._validate_args:
+            self._validate_sample(value)
+        result = (value - self.low) / (self.high - self.low)
+        return result.clamp(min=0, max=1)
+
+    def icdf(self, value):
+        result = value * (self.high - self.low) + self.low
+        return result
+
+    def entropy(self):
+        return core.log(self.high - self.low)
\ No newline at end of file
diff --git a/mindnlp/core/nn/functional.py b/mindnlp/core/nn/functional.py
index 9dfc8c8c9..3815910eb 100644
--- a/mindnlp/core/nn/functional.py
+++ b/mindnlp/core/nn/functional.py
@@ -184,7 +184,7 @@ def adaptive_avg_pool2d(input, output_size):
     return ops.adaptive_avg_pool2d(input, output_size)
 
 def dropout(input, p=0.5, training=True):
-    if not training or p == 0:
+    if not training or p == 0 or 0 in input.shape:
         return input
     if use_pyboost() and not ON_ORANGE_PI:
         return mint.nn.functional.dropout(input, p, training)
@@ -548,6 +548,7 @@ def interpolate(input, size=None, scale_factor=None, mode='nearest', align_corne
             scale_factors = scale_factor
         else:
             scale_factors = [scale_factor for _ in range(dim)]
+        scale_factors = [float(scale_factor) for scale_factor in scale_factors]
     else:
         raise ValueError("either size or scale_factor should be defined")
 
@@ -562,7 +563,7 @@ def interpolate(input, size=None, scale_factor=None, mode='nearest', align_corne
 
     # "area" mode always requires an explicit size rather than scale factor.
     # Re-use the recompute_scale_factor code path.
-    if mode in ["area", "bilinear", "bicubic"] and output_size is None:
+    if mode in ["area", "bilinear", "bicubic", "nearest-exact"] and output_size is None:
         recompute_scale_factor = True
 
     if recompute_scale_factor is not None and recompute_scale_factor:
@@ -595,7 +596,10 @@ def interpolate(input, size=None, scale_factor=None, mode='nearest', align_corne
     if input.dim() == 3 and mode == "nearest-exact":
         return torch._C._nn._upsample_nearest_exact1d(input, output_size, scale_factors)
     if input.dim() == 4 and mode == "nearest-exact":
-        return torch._C._nn._upsample_nearest_exact2d(input, output_size, scale_factors)
+        nearest_exact = _get_cache_prim(ops.ResizeNearestNeighborV2)(
+            align_corners=False,
+            half_pixel_centers=True)
+        return nearest_exact(input, output_size)
     if input.dim() == 5 and mode == "nearest-exact":
         return torch._C._nn._upsample_nearest_exact3d(input, output_size, scale_factors)
 
@@ -814,7 +818,34 @@ def conv_transpose2d(input, weight, bias=None, stride=1, padding=0, output_paddi
     return mint.nn.functional.conv_transpose2d(input, weight, bias, stride, padding, output_padding, groups, dilation)
 
 def conv_transpose3d(input, weight, bias=None, stride=1, padding=0, output_padding=0, groups=1, dilation=1):
-    return mint.nn.functional.conv_transpose3d(input, weight, bias, stride, padding, output_padding, groups, dilation)
+    in_channel, out_channel = weight.shape[0], weight.shape[1]
+    kernel_size = weight.shape[2:]
+    conv_transpose3d_op = ops.Conv3DTranspose(
+        in_channel,
+        out_channel,
+        kernel_size,
+        mode=1,
+        pad_mode='valid',
+        pad=padding,
+        stride=stride,
+        dilation=dilation,
+        group=1,
+        output_padding=output_padding,
+        data_format="NCDHW"
+    )
+    if groups > 1:
+        outputs = ()
+        for i in range(groups):
+            output = conv_transpose3d_op(input.half(), weight.half())            
+            if bias is not None:
+                output = output + bias
+            outputs = outputs + (output,)
+        out = ops.concat(outputs, 1)
+    else:
+        out = conv_transpose3d_op(input, weight)
+        if bias is not None:
+            out = out + bias
+    return out
 
 
 def max_pool2d(input, kernel_size, stride=None, padding=0, dilation=1, ceil_mode=False, return_indices=False):
diff --git a/mindnlp/core/nn/modules/normalization.py b/mindnlp/core/nn/modules/normalization.py
index ed3928f9d..400ee250f 100644
--- a/mindnlp/core/nn/modules/normalization.py
+++ b/mindnlp/core/nn/modules/normalization.py
@@ -64,8 +64,8 @@ class LayerNorm(Module):
 
     .. _`Layer Normalization`: https://arxiv.org/abs/1607.06450
     """
-    def __init__(self, normalized_shape, eps=1e-5, elementwise_affine=True, bias: bool = True,dtype=None):
-        factory_kwargs = {'dtype': dtype}
+    def __init__(self, normalized_shape, eps=1e-5, elementwise_affine=True, bias: bool = True, dtype=None, device=None):
+        factory_kwargs = {'dtype': dtype, 'device': device}
         super(LayerNorm, self).__init__()
         if isinstance(normalized_shape, numbers.Integral):
             normalized_shape = (normalized_shape,)
diff --git a/mindnlp/core/ops/array.py b/mindnlp/core/ops/array.py
index 65d312222..b5ebb219e 100644
--- a/mindnlp/core/ops/array.py
+++ b/mindnlp/core/ops/array.py
@@ -403,9 +403,12 @@ def where(condition, *args, out=None):
         return nonzero(condition, as_tuple=True)
     assert len(args) == 2
     input, other = args
+
     if isinstance(input, float) and input == -float("inf"):
         input = finfo(other.dtype).min
     if isinstance(other, float) and other == -float("inf"):
+        if isinstance(input, numbers.Number):
+            input = mindspore.tensor(input, dtype=mindspore.float32)
         other = finfo(input.dtype).min
 
     output = mindspore.mint.where(condition, input, other)
diff --git a/mindnlp/core/ops/inplace.py b/mindnlp/core/ops/inplace.py
index 396f414a7..111f92465 100644
--- a/mindnlp/core/ops/inplace.py
+++ b/mindnlp/core/ops/inplace.py
@@ -127,6 +127,11 @@ def inplace_triu(input, diagonal=0):
     input.assign_value(out)
     return input
 
+def inplace_round(input, decimals=0):
+    out = ops.round(input, decimals=decimals)
+    input.assign_value(out)
+    return input
+
 
 
 __all__ = [
@@ -142,5 +147,6 @@ def inplace_triu(input, diagonal=0):
     'inplace_squeeze',
     'inplace_unsqueeze',
     'inplace_fill_diagonal',
-    'inplace_triu'
+    'inplace_triu',
+    'inplace_round'
 ]
diff --git a/mindnlp/core/ops/other.py b/mindnlp/core/ops/other.py
index 7ff0bddd7..d02c2bd18 100644
--- a/mindnlp/core/ops/other.py
+++ b/mindnlp/core/ops/other.py
@@ -737,7 +737,7 @@ def meshgrid(*tensors, indexing=None):
 
 # repeat_interleave
 has_repeat_interleave = hasattr(mindspore.mint, 'repeat_interleave')
-def repeat_interleave(input, repeats, dim=None):
+def repeat_interleave(input, repeats, dim=None, *, output_size=None):
     if use_pyboost() and has_repeat_interleave and not ON_A1:
         return mindspore.mint.repeat_interleave(input, repeats, dim=dim)
     
diff --git a/mindnlp/core/ops/reduction.py b/mindnlp/core/ops/reduction.py
index 7f91ca59a..71b502f3a 100644
--- a/mindnlp/core/ops/reduction.py
+++ b/mindnlp/core/ops/reduction.py
@@ -74,6 +74,8 @@ def max(*args, **kwargs):
     out = kwargs.pop('out', None)
     if 'dim' in kwargs and 'keepdim' not in kwargs:
         kwargs['keepdim'] = False
+    if 'axis' in kwargs:
+        kwargs['dim'] = kwargs.pop('axis')
     out = mindspore.mint.max(*args, **kwargs)
     if isinstance(out, tuple):
         return max_out(values=out[0], indices=out[1])
diff --git a/mindnlp/core/random.py b/mindnlp/core/random.py
index e9d35838a..bfa2c17bb 100644
--- a/mindnlp/core/random.py
+++ b/mindnlp/core/random.py
@@ -4,7 +4,9 @@
 from typing import Generator
 
 from mindnlp import core
-from mindspore import default_generator, set_seed
+# from mindspore import default_generator, set_seed
+
+default_generator = core._C.default_generator
 
 def get_rng_state():
     """