PANOCDirection< DirectionProviderT > Struct Template Reference

#include <alpaqa/inner/directions/decl/panoc-direction-update.hpp>

Detailed Description

template<class DirectionProviderT>
struct alpaqa::PANOCDirection< DirectionProviderT >

Definition at line 8 of file panoc-direction-update.hpp.

Collaboration diagram for PANOCDirection< DirectionProviderT >:

Static Public Member Functions
static void	initialize (DirectionProviderT &dp, crvec x₀, crvec x̂₀, crvec p₀, crvec grad₀)=delete
static bool	update (DirectionProviderT &dp, crvec xₖ, crvec xₖ₊₁, crvec pₖ, crvec pₖ₊₁, crvec gradₖ₊₁, const Box &C, real_t γₖ₊₁)=delete
static bool	apply (DirectionProviderT &dp, crvec xₖ, crvec x̂ₖ, crvec pₖ, real_t γ, rvec qₖ)=delete
	Apply the direction estimation in the current point. More...
static void	changed_γ (DirectionProviderT &dp, real_t γₖ, real_t old_γₖ)=delete

Member Function Documentation

initialize()

static void initialize ( DirectionProviderT &  dp, crvec  x₀, crvec  x̂₀, crvec  p₀, crvec  grad₀  )

staticdelete

update()

static bool update ( DirectionProviderT &  dp, crvec  xₖ, crvec  xₖ₊₁, crvec  pₖ, crvec  pₖ₊₁, crvec  gradₖ₊₁, const Box &  C, real_t  γₖ₊₁  )

staticdelete

apply()

static bool apply ( DirectionProviderT &  dp, crvec  xₖ, crvec  x̂ₖ, crvec  pₖ, real_t  γ, rvec  qₖ  )

staticdelete

Apply the direction estimation in the current point.

Parameters

[in]	dp	Direction provider (e.g. LBFGS, Anderson Acceleration).
[in]	xₖ	Current iterate.
[in]	x̂ₖ	Result of proximal gradient step in current iterate.
[in]	pₖ	Proximal gradient step between x̂ₖ and xₖ.
[in]	γ	H₀ = γI for L-BFGS
[out]	qₖ	Resulting step.

changed_γ()

static void changed_γ ( DirectionProviderT &  dp, real_t  γₖ, real_t  old_γₖ  )

staticdelete

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The documentation for this struct was generated from the following file:

• panoc-direction-update.hpp