kernels.hpp File Reference

Header file for kernel functions and utilities. More...

Go to the source code of this file.

Namespaces
namespace	hmap

Enumerations
enum	hmap::KernelType : int {   hmap::BIWEIGHT , hmap::CUBIC_PULSE , hmap::CONE , hmap::CONE_SMOOTH ,   hmap::DISK , hmap::LORENTZIAN , hmap::SMOOTH_COSINE , hmap::SQUARE ,   hmap::TRICUBE }
	Enumeration for different kernel functions used in various algorithms. More...

Functions
Array	hmap::biweight (Vec2< int > shape)
	Generates a biweight kernel array.
Array	hmap::blackman (Vec2< int > shape)
	Generates a Blackman window array with the specified shape.
Array	hmap::cone (Vec2< int > shape)
	Generates a cone-shaped kernel array.
Array	hmap::cone_talus (float height, float talus)
	Generates a cone-shaped kernel with specified height and talus.
Array	hmap::cone_smooth (Vec2< int > shape)
	Generates a cone-shaped kernel with a smooth landing.
Array	hmap::cubic_pulse (Vec2< int > shape)
	Generates a cubic pulse kernel array.
std::vector< float >	hmap::cubic_pulse_1d (int nk)
	Generates a 1D cubic pulse kernel.
Array	hmap::cubic_pulse_directional (Vec2< int > shape, float angle, float aspect_ratio, float anisotropy)
	Generates a "directional" cubic pulse kernel.
Array	hmap::cubic_pulse_truncated (Vec2< int > shape, float slant_ratio, float angle)
	Generates a truncated cubic pulse kernel.
Array	hmap::disk (Vec2< int > shape)
	Generates a disk-shaped kernel footprint.
Array	hmap::disk_smooth (Vec2< int > shape, float r_cutoff=0.9f)
	Generates a smooth, disk-shaped kernel footprint with soft edges.
Array	hmap::gabor (Vec2< int > shape, float kw, float angle, bool quad_phase_shift=false)
	Generates a Gabor kernel of the specified shape.
Array	hmap::gabor_dune (Vec2< int > shape, float kw, float angle, float xtop, float xbottom)
	Generates a modified dune-like Gabor kernel.
Array	hmap::get_kernel (Vec2< int > shape, KernelType kernel_type)
	Generate a kernel of the specified type.
Array	hmap::hann (Vec2< int > shape)
	Generates a Hann window array with the specified shape.
Array	hmap::lorentzian (Vec2< int > shape, float footprint_threshold=0.1f)
	Generate a Lorentzian kernel.
Array	hmap::lorentzian_compact (Vec2< int > shape)
	Generate a modified Lorentzian kernel with compact support.
Array	hmap::sinc_radial (Vec2< int > shape, float kw)
	Generates a radial sinc function array with the specified shape and wave number.
Array	hmap::sinc_separable (Vec2< int > shape, float kw)
	Generates a separable sinc function array with the specified shape and wave number.
Array	hmap::smooth_cosine (Vec2< int > shape)
	Generate a smooth cosine kernel.
Array	hmap::square (Vec2< int > shape)
	Generate a square-shaped kernel.
Array	hmap::tricube (Vec2< int > shape)
	Generate a tricube kernel.

Detailed Description

Header file for kernel functions and utilities.

Author

Otto Link (otto..nosp@m.link.nosp@m..bv@g.nosp@m.mail.nosp@m..com)

This header file declares functions for generating various types of kernel functions used in statistical and computational applications. These kernels include common types such as biweight, cubic pulse, Lorentzian, and smooth cosine, among others.

Copyright

Copyright (c) 2023 Otto Link