NcXcorLimberKernel: NumCosmo Reference Manual

NcXcorLimberKernel

NcXcorLimberKernel — Abstract object for the kernels of projected observables used in cross-correlations.

Functions

NcXcorLimberKernel *	nc_xcor_limber_kernel_ref ()
void	nc_xcor_limber_kernel_free ()
void	nc_xcor_limber_kernel_clear ()
NcXcorKinetic *	nc_xcor_kinetic_copy ()
void	nc_xcor_kinetic_free ()
guint	nc_xcor_limber_kernel_obs_len ()
guint	nc_xcor_limber_kernel_obs_params_len ()
gdouble	nc_xcor_limber_kernel_eval ()
gdouble	nc_xcor_limber_kernel_eval_full ()
void	nc_xcor_limber_kernel_prepare ()
void	nc_xcor_limber_kernel_add_noise ()
void	nc_xcor_limber_kernel_log_all_models ()

Properties

double	zmax	Read / Write / Construct
double	zmin	Read / Write / Construct

Types and Values

enum	NcXcorLimberKernelImpl
#define	NC_XCOR_LIMBER_KERNEL_IMPL_ALL
struct	NcXcorKinetic
struct	NcXcorLimberKernel

Object Hierarchy

    GBoxed
    ╰── NcXcorKinetic
    GEnum
    ╰── NcXcorLimberKernelImpl
    GObject
    ╰── NcmModel
        ╰── NcXcorLimberKernel
            ├── NcXcorLimberKernelCMBLensing
            ├── NcXcorLimberKernelGal
            ╰── NcXcorLimberKernelWeakLensing

Description

The projected field and its kernel are linked by \begin{equation} $A(\hat{\mathbf{n}}) = \int_0^\infty dz \ W^A(z) \ \delta(\chi(z)\hat{\mathbf{n}}, z)$ \end{equation} where $\delta$ is the matter density field.

Kernels also implement the noise power spectrum.

Functions

nc_xcor_limber_kernel_ref ()

NcXcorLimberKernel *
nc_xcor_limber_kernel_ref (NcXcorLimberKernel *xclk);

FIXME

Parameters

xclk

a NcXcorLimberKernel

Returns

xclk .

[transfer full]

nc_xcor_limber_kernel_free ()

void
nc_xcor_limber_kernel_free (NcXcorLimberKernel *xclk);

FIXME

Parameters

xclk

a NcXcorLimberKernel

nc_xcor_limber_kernel_clear ()

void
nc_xcor_limber_kernel_clear (NcXcorLimberKernel **xclk);

FIXME

Parameters

xclk

a NcXcorLimberKernel

nc_xcor_kinetic_copy ()

NcXcorKinetic *
nc_xcor_kinetic_copy (NcXcorKinetic *xck);

Creates a copy of xck .

Parameters

xck

a NcXcorKinetic

Returns

a new NcXcorKinetic copy of xck .

[transfer full]

nc_xcor_kinetic_free ()

void
nc_xcor_kinetic_free (NcXcorKinetic *xck);

Frees xck .

Parameters

xck

a NcXcorKinetic

nc_xcor_limber_kernel_obs_len ()

guint
nc_xcor_limber_kernel_obs_len (NcXcorLimberKernel *xclk);

FIXME

[virtual obs_len]

Parameters

xclk

a NcXcorLimberKernel

Returns

FIXME

nc_xcor_limber_kernel_obs_params_len ()

guint
nc_xcor_limber_kernel_obs_params_len (NcXcorLimberKernel *xclk);

FIXME

[virtual obs_params_len]

Parameters

xclk

a NcXcorLimberKernel

Returns

FIXME

nc_xcor_limber_kernel_eval ()

gdouble
nc_xcor_limber_kernel_eval (NcXcorLimberKernel *xclk,
                            NcHICosmo *cosmo,
                            gdouble z,
                            const NcXcorKinetic *xck,
                            gint l);

FIXME

[virtual eval]

Parameters

xclk	a NcXcorLimberKernel
cosmo	a NcHICosmo
z	a gdouble
xck	a NcXcorKinetic
l	a gint

Returns

FIXME

nc_xcor_limber_kernel_eval_full ()

gdouble
nc_xcor_limber_kernel_eval_full (NcXcorLimberKernel *xclk,
                                 NcHICosmo *cosmo,
                                 gdouble z,
                                 NcDistance *dist,
                                 gint l);

FIXME

Parameters

xclk	a NcXcorLimberKernel
cosmo	a NcHICosmo
z	a gdouble
dist	a NcDistance
l	a gint

Returns

FIXME

nc_xcor_limber_kernel_prepare ()

void
nc_xcor_limber_kernel_prepare (NcXcorLimberKernel *xclk,
                               NcHICosmo *cosmo);

FIXME

[virtual prepare]

Parameters

xclk	a NcXcorLimberKernel
cosmo	a NcHICosmo

nc_xcor_limber_kernel_add_noise ()

void
nc_xcor_limber_kernel_add_noise (NcXcorLimberKernel *xclk,
                                 NcmVector *vp1,
                                 NcmVector *vp2,
                                 guint lmin);

vp2 = vp1 + noise spectrum

[virtual add_noise]

Parameters

xclk	a NcXcorLimberKernel
vp1	a NcmVector
vp2	a NcmVector
lmin	a guint

nc_xcor_limber_kernel_log_all_models ()

void
nc_xcor_limber_kernel_log_all_models (void);

FIXME

Types and Values

enum NcXcorLimberKernelImpl

Members

NC_XCOR_LIMBER_KERNEL_IMPL_EVAL	FIXME
NC_XCOR_LIMBER_KERNEL_IMPL_PREPARE	FIXME
NC_XCOR_LIMBER_KERNEL_IMPL_ADD_NOISE	FIXME

NC_XCOR_LIMBER_KERNEL_IMPL_ALL

#define NC_XCOR_LIMBER_KERNEL_IMPL_ALL NCM_MODEL_CLASS_IMPL_ALL

struct NcXcorKinetic

struct NcXcorKinetic {
  gdouble xi_z;
  gdouble E_z;
};

A boxed type for the kinetic quantities necessary to compute the kernels.

Members

gdouble `xi_z`;	FIXME
gdouble `E_z`;	FIXME

struct NcXcorLimberKernel

struct NcXcorLimberKernel;

A NcXcorLimberKernel is an abstract object for the kernels of projected observables used in cross-correlations.

Property Details

The `“zmax”` property

  “zmax”                     double

Maximum redshift.

Owner: NcXcorLimberKernel

Flags: Read / Write / Construct

Allowed values: [0,100000]

Default value: 0

The `“zmin”` property

  “zmin”                     double

Minimum redshift.

Owner: NcXcorLimberKernel

Flags: Read / Write / Construct

Allowed values: [0,100000]

Default value: 0