NFFT
3.4.1
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data structure for an inverse NFFT plan with long double precision More...
#include <nfft3.h>
Data Fields | |
nfftl_mv_plan_complex * | mv |
matrix vector multiplication | |
unsigned | flags |
iteration type | |
long double * | w |
weighting factors | |
long double * | w_hat |
damping factors | |
fftwl_complex * | y |
right hand side, samples | |
fftwl_complex * | f_hat_iter |
iterative solution | |
fftwl_complex * | r_iter |
iterated residual vector | |
fftwl_complex * | z_hat_iter |
residual of normal equation of first kind | |
fftwl_complex * | p_hat_iter |
search direction | |
fftwl_complex * | v_iter |
residual vector update | |
long double | alpha_iter |
step size for search direction | |
long double | beta_iter |
step size for search correction | |
long double | dot_r_iter |
weighted dotproduct of r_iter | |
long double | dot_r_iter_old |
previous dot_r_iter | |
long double | dot_z_hat_iter |
weighted dotproduct of z_hat_iter | |
long double | dot_z_hat_iter_old |
previous dot_z_hat_iter | |
long double | dot_p_hat_iter |
weighted dotproduct of p_hat_iter | |
long double | dot_v_iter |
weighted dotproduct of v_iter | |
data structure for an inverse NFFT plan with long double precision