A Fourier synthesis is also possible. With Fourier synthesis a new digitally filtered profile can be generated from any analysed profile. This can be evaluated as well.

• 一个傅立叶合成也是可以的。从任意的分解轮廓应用傅立叶合成可以生成一个新的数字滤波轮廓，该轮廓也可以被评定。