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Searched refs:scaling_coefficient (Results 1 – 3 of 3) sorted by relevance

/external/apache-commons-math/src/main/java/org/apache/commons/math/transform/
DFastSineTransformer.java103 double scaling_coefficient = FastMath.sqrt(2.0 / f.length); in transform2() local
104 return FastFourierTransformer.scaleArray(fst(f), scaling_coefficient); in transform2()
128 double scaling_coefficient = FastMath.sqrt(2.0 / n); in transform2() local
129 return FastFourierTransformer.scaleArray(fst(data), scaling_coefficient); in transform2()
144 double scaling_coefficient = 2.0 / f.length; in inversetransform() local
145 return FastFourierTransformer.scaleArray(fst(f), scaling_coefficient); in inversetransform()
167 double scaling_coefficient = 2.0 / n; in inversetransform() local
168 return FastFourierTransformer.scaleArray(fst(data), scaling_coefficient); in inversetransform()
DFastCosineTransformer.java103 double scaling_coefficient = FastMath.sqrt(2.0 / (f.length-1)); in transform2() local
104 return FastFourierTransformer.scaleArray(fct(f), scaling_coefficient); in transform2()
129 double scaling_coefficient = FastMath.sqrt(2.0 / (n-1)); in transform2() local
130 return FastFourierTransformer.scaleArray(fct(data), scaling_coefficient); in transform2()
146 double scaling_coefficient = 2.0 / (f.length - 1); in inversetransform() local
147 return FastFourierTransformer.scaleArray(fct(f), scaling_coefficient); in inversetransform()
170 double scaling_coefficient = 2.0 / (n - 1); in inversetransform() local
171 return FastFourierTransformer.scaleArray(fct(data), scaling_coefficient); in inversetransform()
DFastFourierTransformer.java129 double scaling_coefficient = 1.0 / FastMath.sqrt(f.length); in transform2() local
130 return scaleArray(fft(f, false), scaling_coefficient); in transform2()
153 double scaling_coefficient = 1.0 / FastMath.sqrt(n); in transform2() local
154 return scaleArray(fft(data, false), scaling_coefficient); in transform2()
171 double scaling_coefficient = 1.0 / FastMath.sqrt(f.length); in transform2() local
172 return scaleArray(fft(f), scaling_coefficient); in transform2()
188 double scaling_coefficient = 1.0 / f.length; in inversetransform() local
189 return scaleArray(fft(f, true), scaling_coefficient); in inversetransform()
212 double scaling_coefficient = 1.0 / n; in inversetransform() local
213 return scaleArray(fft(data, true), scaling_coefficient); in inversetransform()
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