比较与torch.nn.RNNCell的差异
torch.nn.RNNCell
class torch.nn.RNNCell(
input_size,
hidden_size,
bias=True,
nonlinearity='tanh')(input, hidden) -> Tensor
更多内容详见torch.nn.RNNCell。
mindspore.nn.RNNCell
class mindspore.nn.RNNCell(
input_size: int,
hidden_size: int,
has_bias: bool=True,
nonlinearity: str = 'tanh')(x, hx) -> Tensor
更多内容详见mindspore.nn.RNNCell。
差异对比
PyTorch:循环神经网络单元。
MindSpore:MindSpore此API实现功能与PyTorch基本一致。
分类 |
子类 |
PyTorch |
MindSpore |
差异 |
---|---|---|---|---|
参数 |
参数1 |
input_size |
input_size |
- |
参数2 |
hidden_size |
hidden_size |
- |
|
参数3 |
bias |
has_bias |
功能一致,参数名不同 |
|
参数4 |
nonlinearity |
nonlinearity |
- |
|
输入 |
输入1 |
input |
x |
功能一致,参数名不同 |
输入2 |
hidden |
hx |
功能一致,参数名不同 |
代码示例1
# PyTorch
import torch
from torch import tensor
import numpy as np
rnncell = torch.nn.RNNCell(2, 3, nonlinearity="relu", bias=False)
input = torch.tensor(np.array([[3.0, 4.0]]).astype(np.float32))
hidden = torch.tensor(np.array([[1.0, 2.0, 3]]).astype(np.float32))
output = rnncell(input, hidden)
print(output)
# tensor([[0.5022, 0.0000, 1.4989]], grad_fn=<ReluBackward0>)
# MindSpore
import mindspore.nn as nn
from mindspore import Tensor
import numpy as np
rnncell = nn.RNNCell(2, 3, nonlinearity="relu", has_bias=False)
x = Tensor(np.array([[3.0, 4.0]]).astype(np.float32))
hx = Tensor(np.array([[1.0, 2.0, 3]]).astype(np.float32))
output = rnncell(x, hx)
print(output)
# [[2.4998584 0. 1.9334991]]