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将paddle.signal.stft中的onesided参数默认值从True改为None #7329

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Merged
merged 3 commits into from
Jul 4, 2025
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将paddle.signal.stft中的onesided参数默认值从True改为None #7329

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9bf259a
ondsided default: True -> None
Qin-sx Jun 19, 2025
624c431
onesided default True -> None
Qin-sx Jun 20, 2025
40373de
minor modify
Qin-sx Jun 26, 2025
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4 changes: 2 additions & 2 deletions docs/api/paddle/signal/stft_cn.rst
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Expand Up @@ -4,7 +4,7 @@ stft
-------------------------------


.. py:function:: paddle.signal.stft(x, n_fft, hop_length=None, win_length=None, window=None, center=True, pad_mode='reflect', normalized=False, onesided=True, name=None)
.. py:function:: paddle.signal.stft(x, n_fft, hop_length=None, win_length=None, window=None, center=True, pad_mode='reflect', normalized=False, onesided=None, name=None)

短时傅里叶变换。

Expand Down Expand Up @@ -47,7 +47,7 @@ stft
数；
- **onesided** (bool，可选) - 当输入为实信号时，选择是否只返回傅里叶变换结果的一半的频点
值（输入信号和窗函数均为实数时，傅里叶变换结果具有共轭对称性）。如果输入的信号或者窗函数的
数据类型是复数，则此时不能设置为 ``True``。默认为 ``True``；
数据类型是复数，则此时不能设置为 ``True``。默认为 ``None``；
- **name** (str，可选) - 具体用法请参见 :ref:`api_guide_Name`，一般无需设置，默认值为 None。

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4 changes: 2 additions & 2 deletions docs/guides/model_convert/convert_from_pytorch/api_difference/torch/torch.stft.md
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Expand Up @@ -26,7 +26,7 @@ paddle.signal.stft(x,
center=True,
pad_mode='reflect',
normalized=False,
onesided=True,
onesided=None,
name=None)
```

Expand All @@ -44,7 +44,7 @@ PyTorch 相比 Paddle 支持更多其他参数，具体如下：
| center | center | 选择是否将输入信号进行补长。默认为 True。 |
| pad_mode | pad_mode | 当 center 为 True 时，确定 padding 的模式。 |
| normalized | normalized | 是否将傅里叶变换的结果乘以值为 1/sqrt(n) 的缩放系数。 |
| onesided | onesided | 当输入为实信号时，选择是否只返回傅里叶变换结果的一半的频点值，如果输入的信号或者窗函数的 数据类型是复数，则此时不能设置为 True。默认为 True。 |
| onesided | onesided | 当输入为实信号时，选择是否只返回傅里叶变换结果的一半的频点值，如果输入的信号或者窗函数的 数据类型是复数，则此时不能设置为 True。默认为 None。 |
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前面这句话也要一起改，把这整句话理顺一些

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嗯，收到，已修改

| return_complex| - | 表示当输入为复数时，是否以复数形式返回，还是将实部与虚部分开以实数形式返回。Paddle 目前只支持返回复数，分开返回实部与虚部的情况，需要使用 as_real 进行转写。 |


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