例子: >>>fromscipy.ndimageimportconvolve1d>>>convolve1d([2,8,0,4,1,9,9,0], weights=[1,3]) array([14,24,4,13,12,36,27,0])
`scipy.signal.convolve`的1D卷积操作遵循线性卷积的定义。对于两个长度为N的1D数组,卷积操作将这两个数组的对应元素相乘,然后将乘积相加。具体来说,卷积操作在两个数组的长度上滑动,每次都取当前位置的元素相乘并相加,最后返回所有结果的累积和。 例如,如果我们有两个1D数组a和b,a的长度为3,b的长度为2,那么...
big_var = (fstd>th)if(framesstd==0):# no bb, take full frameframeROIRes = numpy.zeros([20,50,50])foriinrange(20): frameROIRes[i,:,:] = scipy.misc.imresize(self.frame_set[i,:,:], size=(50,50),interp='bilinear') frameROIRes = numpy.reshape(frameROIRes, (1,frameROIRes....
# 需要导入模块: from scipy import ndimage [as 别名]# 或者: from scipy.ndimage importconvolve1d[as 别名]deftest_correlate04(self):array = numpy.array([1,2]) tcor = [2,3] tcov = [3,4] weights = numpy.array([1,1]) output = ndimage.correlate(array, weights) assert_array_almost_e...
开发者ID:BenFrantzDale,项目名称:scipy,代码行数:27,代码来源:test_savitzky_golay.py 示例2: move_nanvar_filter ▲点赞 6▼ defmove_nanvar_filter(arr, window, axis=-1):"Moving window variance ignoring NaNs, implemented with a filter."arr = np.array(arr, copy=False)globalconvolve1difconvolve...
# 需要导入模块: from scipy.ndimage import filters [as 别名]# 或者: from scipy.ndimage.filters importconvolve1d[as 别名]defsmooth1d(array, window_size=None, kernel='gaussian'):"""Apply a centered window smoothing to a 1D array. Parameters ...