本文整理汇总了Python中matplotlib.mlab.csd方法的典型用法代码示例。如果您正苦于以下问题：Python mlab.csd方法的具体用法？Python mlab.csd怎么用？Python mlab.csd使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类matplotlib.mlab的用法示例。
在下文中一共展示了mlab.csd方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_psd_csd_equal
# 需要导入模块: from matplotlib import mlab [as 别名]
# 或者: from matplotlib.mlab import csd [as 别名]
def test_psd_csd_equal(self):
freqs = self.freqs_density
Pxx, freqsxx = mlab.psd(x=self.y,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
Pxy, freqsxy = mlab.csd(x=self.y, y=self.y,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
assert_array_equal(Pxx, Pxy)
assert_array_equal(freqsxx, freqsxy) 示例2: test_psd_csd_equal
# 需要导入模块: from matplotlib import mlab [as 别名]
# 或者: from matplotlib.mlab import csd [as 别名]
def test_psd_csd_equal(self):
freqs = self.freqs_density
Pxx, freqsxx = mlab.psd(x=self.y,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
Pxy, freqsxy = mlab.csd(x=self.y, y=self.y,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
assert_array_almost_equal_nulp(Pxx, Pxy)
assert_array_equal(freqsxx, freqsxy) 示例3: test_csd
# 需要导入模块: from matplotlib import mlab [as 别名]
# 或者: from matplotlib.mlab import csd [as 别名]
def test_csd(self):
freqs = self.freqs_density
spec, fsp = mlab.csd(x=self.y, y=self.y+1,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
assert_allclose(fsp, freqs, atol=1e-06)
assert_equal(spec.shape, freqs.shape) 示例4: test_csd
# 需要导入模块: from matplotlib import mlab [as 别名]
# 或者: from matplotlib.mlab import csd [as 别名]
def test_csd(self):
freqs = self.freqs_density
spec, fsp = mlab.csd(x=self.y, y=self.y+1,
NFFT=self.NFFT_density,
Fs=self.Fs,
noverlap=self.nover_density,
pad_to=self.pad_to_density,
sides=self.sides)
assert_allclose(fsp, freqs, atol=1e-06)
assert spec.shape == freqs.shape 示例5: test_csd_padding
# 需要导入模块: from matplotlib import mlab [as 别名]
# 或者: from matplotlib.mlab import csd [as 别名]
def test_csd_padding(self):
"""Test zero padding of csd(). """
if self.NFFT_density is None: # for derived classes
return
sargs = dict(x=self.y, y=self.y+1, Fs=self.Fs, window=mlab.window_none,
sides=self.sides)
spec0, _ = mlab.csd(NFFT=self.NFFT_density, **sargs)
spec1, _ = mlab.csd(NFFT=self.NFFT_density*2, **sargs)
assert_almost_equal(np.sum(np.conjugate(spec0)*spec0).real,
np.sum(np.conjugate(spec1/2)*spec1/2).real)