numkit-doxy/haart_8hpp_source.html

// toolboxes/wavelet/include/nk/wavelet/dwt/haart.hpp

//

// 1-D Haar discrete wavelet transform (haart).


#pragma once


#include <memory_resource>

#include <nk/value/value.hpp>


namespace nk::wavelet {


struct HaartResult {

    Value a;

    Value d;

};


HaartResult haart(const Value &x, int level = 0, bool integer = false,

                  std::pmr::memory_resource *mr = nullptr);


} // namespace nk::wavelet

nk::Value
Core MATLAB-compatible multidimensional array and scalar value type.
Definition value.hpp:61

nk::wavelet::haart
HaartResult haart(const Value &x, int level=0, bool integer=false, std::pmr::memory_resource *mr=nullptr)
1-D Haar wavelet transform ([a, d] = haart(x, level, integerflag)).

nk::wavelet::HaartResult
Result of haart — [a, d].
Definition haart.hpp:19

nk::wavelet::HaartResult::a
Value a
Final-level approximation (column-oriented; per-column for a matrix).
Definition haart.hpp:20

nk::wavelet::HaartResult::d
Value d
Detail coefficients: a plain matrix when level == 1, else a length-level cell column (d{1}...
Definition haart.hpp:21