Module wavelet.wavelets.db18
Daubechies 18 wavelet
Expand source code
""" Daubechies 18 wavelet """
class Daubechies18:
"""
Properties
----------
asymmetric, orthogonal, bi-orthogonal
All values are from http://wavelets.pybytes.com/wavelet/db18/
"""
__name__ = "Daubechies Wavelet 18"
__motherWaveletLength__ = 36 # length of the mother wavelet
__transformWaveletLength__ = 2 # minimum wavelength of input signal
# decomposition filter
# low-pass
decompositionLowFilter = [
-2.507934454941929e-09,
3.06883586303703e-08,
- 1.1760987670250871e-07,
- 7.691632689865049e-08,
1.768712983622886e-06,
- 3.3326344788769603e-06,
- 8.520602537423464e-06,
3.741237880730847e-05,
- 1.535917123021341e-07,
- 0.00019864855231101547,
0.0002135815619103188,
0.0006284656829644715,
- 0.0013405962983313922,
- 0.0011187326669886426,
0.004943343605456594,
0.00011863003387493042,
- 0.013051480946517112,
0.006262167954438661,
0.026670705926689853,
- 0.023733210395336858,
- 0.04452614190225633,
0.05705124773905827,
0.0648872162123582,
- 0.10675224665906288,
- 0.09233188415030412,
0.16708131276294505,
0.14953397556500755,
- 0.21648093400458224,
- 0.2936540407357981,
0.14722311196952223,
0.571801654887122,
0.5718268077650818,
0.31467894133619284,
0.10358846582214751,
0.01928853172409497,
0.0015763102184365595
]
# high-pass
decompositionHighFilter = [
-0.0015763102184365595,
0.01928853172409497,
- 0.10358846582214751,
0.31467894133619284,
- 0.5718268077650818,
0.571801654887122,
- 0.14722311196952223,
- 0.2936540407357981,
0.21648093400458224,
0.14953397556500755,
- 0.16708131276294505,
- 0.09233188415030412,
0.10675224665906288,
0.0648872162123582,
- 0.05705124773905827,
- 0.04452614190225633,
0.023733210395336858,
0.026670705926689853,
- 0.006262167954438661,
- 0.013051480946517112,
- 0.00011863003387493042,
0.004943343605456594,
0.0011187326669886426,
- 0.0013405962983313922,
- 0.0006284656829644715,
0.0002135815619103188,
0.00019864855231101547,
- 1.535917123021341e-07,
- 3.741237880730847e-05,
- 8.520602537423464e-06,
3.3326344788769603e-06,
1.768712983622886e-06,
7.691632689865049e-08,
- 1.1760987670250871e-07,
- 3.06883586303703e-08,
- 2.507934454941929e-09
]
# reconstruction filters
# low pass
reconstructionLowFilter = [
0.0015763102184365595,
0.01928853172409497,
0.10358846582214751,
0.31467894133619284,
0.5718268077650818,
0.571801654887122,
0.14722311196952223,
- 0.2936540407357981,
- 0.21648093400458224,
0.14953397556500755,
0.16708131276294505,
- 0.09233188415030412,
- 0.10675224665906288,
0.0648872162123582,
0.05705124773905827,
- 0.04452614190225633,
- 0.023733210395336858,
0.026670705926689853,
0.006262167954438661,
- 0.013051480946517112,
0.00011863003387493042,
0.004943343605456594,
- 0.0011187326669886426,
- 0.0013405962983313922,
0.0006284656829644715,
0.0002135815619103188,
- 0.00019864855231101547,
- 1.535917123021341e-07,
3.741237880730847e-05,
- 8.520602537423464e-06,
- 3.3326344788769603e-06,
1.768712983622886e-06,
- 7.691632689865049e-08,
- 1.1760987670250871e-07,
3.06883586303703e-08,
- 2.507934454941929e-09
]
# high-pass
reconstructionHighFilter = [
-2.507934454941929e-09,
- 3.06883586303703e-08,
- 1.1760987670250871e-07,
7.691632689865049e-08,
1.768712983622886e-06,
3.3326344788769603e-06,
- 8.520602537423464e-06,
- 3.741237880730847e-05,
- 1.535917123021341e-07,
0.00019864855231101547,
0.0002135815619103188,
- 0.0006284656829644715,
- 0.0013405962983313922,
0.0011187326669886426,
0.004943343605456594,
- 0.00011863003387493042,
- 0.013051480946517112,
- 0.006262167954438661,
0.026670705926689853,
0.023733210395336858,
- 0.04452614190225633,
- 0.05705124773905827,
0.0648872162123582,
0.10675224665906288,
- 0.09233188415030412,
- 0.16708131276294505,
0.14953397556500755,
0.21648093400458224,
- 0.2936540407357981,
- 0.14722311196952223,
0.571801654887122,
- 0.5718268077650818,
0.31467894133619284,
- 0.10358846582214751,
0.01928853172409497,
- 0.0015763102184365595
]Classes
class Daubechies18-
Properties
asymmetric, orthogonal, bi-orthogonal
All values are from http://wavelets.pybytes.com/wavelet/db18/
Expand source code
class Daubechies18: """ Properties ---------- asymmetric, orthogonal, bi-orthogonal All values are from http://wavelets.pybytes.com/wavelet/db18/ """ __name__ = "Daubechies Wavelet 18" __motherWaveletLength__ = 36 # length of the mother wavelet __transformWaveletLength__ = 2 # minimum wavelength of input signal # decomposition filter # low-pass decompositionLowFilter = [ -2.507934454941929e-09, 3.06883586303703e-08, - 1.1760987670250871e-07, - 7.691632689865049e-08, 1.768712983622886e-06, - 3.3326344788769603e-06, - 8.520602537423464e-06, 3.741237880730847e-05, - 1.535917123021341e-07, - 0.00019864855231101547, 0.0002135815619103188, 0.0006284656829644715, - 0.0013405962983313922, - 0.0011187326669886426, 0.004943343605456594, 0.00011863003387493042, - 0.013051480946517112, 0.006262167954438661, 0.026670705926689853, - 0.023733210395336858, - 0.04452614190225633, 0.05705124773905827, 0.0648872162123582, - 0.10675224665906288, - 0.09233188415030412, 0.16708131276294505, 0.14953397556500755, - 0.21648093400458224, - 0.2936540407357981, 0.14722311196952223, 0.571801654887122, 0.5718268077650818, 0.31467894133619284, 0.10358846582214751, 0.01928853172409497, 0.0015763102184365595 ] # high-pass decompositionHighFilter = [ -0.0015763102184365595, 0.01928853172409497, - 0.10358846582214751, 0.31467894133619284, - 0.5718268077650818, 0.571801654887122, - 0.14722311196952223, - 0.2936540407357981, 0.21648093400458224, 0.14953397556500755, - 0.16708131276294505, - 0.09233188415030412, 0.10675224665906288, 0.0648872162123582, - 0.05705124773905827, - 0.04452614190225633, 0.023733210395336858, 0.026670705926689853, - 0.006262167954438661, - 0.013051480946517112, - 0.00011863003387493042, 0.004943343605456594, 0.0011187326669886426, - 0.0013405962983313922, - 0.0006284656829644715, 0.0002135815619103188, 0.00019864855231101547, - 1.535917123021341e-07, - 3.741237880730847e-05, - 8.520602537423464e-06, 3.3326344788769603e-06, 1.768712983622886e-06, 7.691632689865049e-08, - 1.1760987670250871e-07, - 3.06883586303703e-08, - 2.507934454941929e-09 ] # reconstruction filters # low pass reconstructionLowFilter = [ 0.0015763102184365595, 0.01928853172409497, 0.10358846582214751, 0.31467894133619284, 0.5718268077650818, 0.571801654887122, 0.14722311196952223, - 0.2936540407357981, - 0.21648093400458224, 0.14953397556500755, 0.16708131276294505, - 0.09233188415030412, - 0.10675224665906288, 0.0648872162123582, 0.05705124773905827, - 0.04452614190225633, - 0.023733210395336858, 0.026670705926689853, 0.006262167954438661, - 0.013051480946517112, 0.00011863003387493042, 0.004943343605456594, - 0.0011187326669886426, - 0.0013405962983313922, 0.0006284656829644715, 0.0002135815619103188, - 0.00019864855231101547, - 1.535917123021341e-07, 3.741237880730847e-05, - 8.520602537423464e-06, - 3.3326344788769603e-06, 1.768712983622886e-06, - 7.691632689865049e-08, - 1.1760987670250871e-07, 3.06883586303703e-08, - 2.507934454941929e-09 ] # high-pass reconstructionHighFilter = [ -2.507934454941929e-09, - 3.06883586303703e-08, - 1.1760987670250871e-07, 7.691632689865049e-08, 1.768712983622886e-06, 3.3326344788769603e-06, - 8.520602537423464e-06, - 3.741237880730847e-05, - 1.535917123021341e-07, 0.00019864855231101547, 0.0002135815619103188, - 0.0006284656829644715, - 0.0013405962983313922, 0.0011187326669886426, 0.004943343605456594, - 0.00011863003387493042, - 0.013051480946517112, - 0.006262167954438661, 0.026670705926689853, 0.023733210395336858, - 0.04452614190225633, - 0.05705124773905827, 0.0648872162123582, 0.10675224665906288, - 0.09233188415030412, - 0.16708131276294505, 0.14953397556500755, 0.21648093400458224, - 0.2936540407357981, - 0.14722311196952223, 0.571801654887122, - 0.5718268077650818, 0.31467894133619284, - 0.10358846582214751, 0.01928853172409497, - 0.0015763102184365595 ]Class variables
var decompositionHighFiltervar decompositionLowFiltervar reconstructionHighFiltervar reconstructionLowFilter