ACOUSTICS & DSP FFT & WAVELETS RESEARCH Different results when using OpenMP and FFTW (Openmp) / Ingrom May 9, 2022admin You are calling FFTW with the same plan p in all threads. Since the plan includes the location of the input and output buffers (the ones supplied to the fftw_plan_dft_whatever…Read moreDifferent results when using OpenMP and FFTW (Openmp) / Ingrom