Basicly using values with a range of >=~8e6 leads to wrong results without beeing noticed.
You need to scale the values or use double precision.
See this: http://stackoverflow.com/questions/31653663/different-results-from-fftw-with-fftw-estimate-and-fftw-measure
Basicly using values with a range of >=~8e6 leads to wrong results without beeing noticed.
You need to scale the values or use double precision.
See this: http://stackoverflow.com/questions/31653663/different-results-from-fftw-with-fftw-estimate-and-fftw-measure