Class

NumCosmoMathFitESMCMCWalkerStretch

Description [src] 

final class NumCosmoMath.FitESMCMCWalkerStretch : NumCosmoMath.FitESMCMCWalker
{
  /* No available fields */
}

Ensemble sampler Markov Chain Monte Carlo walker - stretch move.

Implementing stretch move walker for NcmFitESMCMC (affine invariant).

Ancestors

Constructors

ncm_fit_esmcmc_walker_stretch_new

Creates a new NcmFitESMCMCWalkerStretch to be used with nwalkers.

Instance methods

ncm_fit_esmcmc_walker_stretch_get_scale

Gets the value of the scale $a > 1$.

ncm_fit_esmcmc_walker_stretch_multi

Sets whether it should use multi-stretchs in a single step.

ncm_fit_esmcmc_walker_stretch_set_box

Sets box sampling for the n-th parameter using lb as lower bound and ub as upper bound.

ncm_fit_esmcmc_walker_stretch_set_box_mset

Sets box sampling for the parameters using bounds from mset.

ncm_fit_esmcmc_walker_stretch_set_scale

Sets the value of the scale $a > 1$.

Methods inherited from NcmFitESMCMCWalker (12)
ncm_fit_esmcmc_walker_clean

Cleanup after moving walkers from ki to kf (kf not included).

ncm_fit_esmcmc_walker_desc
No description available.

ncm_fit_esmcmc_walker_free

Decreases the reference count of walker atomically.

ncm_fit_esmcmc_walker_get_nparams
No description available.

ncm_fit_esmcmc_walker_get_size
No description available.

ncm_fit_esmcmc_walker_prob

Calculates the transition probability.

ncm_fit_esmcmc_walker_prob_norm

Calculates the transition probability norm, this method is used in the MPI implementation.

ncm_fit_esmcmc_walker_ref

Increases the reference count of walker atomically.

ncm_fit_esmcmc_walker_set_nparams

Sets the number parameters of the walker.

ncm_fit_esmcmc_walker_set_size

Sets the walker’s size.

ncm_fit_esmcmc_walker_setup

Setup the walkers ki to kf (kf not included).

ncm_fit_esmcmc_walker_step

Move the k-th walker and assign the new position in thetastar.

Methods inherited from GObject (43)

Please see GObject for a full list of methods.

Properties

NumCosmoMath.FitESMCMCWalkerStretch:scale
No description available.

Properties inherited from NcmFitESMCMCWalker (2)
NumCosmoMath.FitESMCMCWalker:nparams
No description available.

NumCosmoMath.FitESMCMCWalker:size
No description available.

Signals

Signals inherited from GObject (1)
GObject::notify

The notify signal is emitted on an object when one of its properties has its value set through g_object_set_property(), g_object_set(), et al.

Class structure 

struct NumCosmoMathFitESMCMCWalkerStretchClass {
  NcmFitESMCMCWalkerClass parent_class;
  
}

No description available.

Class members
parent_class: NcmFitESMCMCWalkerClass

No description available.