DMRITool
v0.1.1-139-g860d86b4
Diffusion MRI Tool
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#include <fista.h>
Public Member Functions | |
T | eval (const Matrix< T > &x) const |
void | fenchel (const Matrix< T > &input, T &val, T &scal) const |
virtual bool | is_subgrad () const |
MixedL1LINF (const ParamReg< T > ¶m) | |
void | prox (const Matrix< T > &x, Matrix< T > &y, const T lambda) |
virtual void | sub_grad (const Matrix< T > &input, Matrix< T > &output) const |
virtual | ~MixedL1LINF () |
Public Member Functions inherited from spams::FISTA::Regularizer< T, Matrix< T > > | |
virtual T | eval_dual_norm (const Matrix< T > &x) const |
virtual T | eval_dual_norm_paths (const Matrix< T > &x, SpMatrix< T > &path) const |
virtual T | eval_paths (const Matrix< T > &x, SpMatrix< T > &paths_mat) const |
virtual bool | is_fenchel () const |
virtual bool | is_intercept () const |
Regularizer () | |
Regularizer (const ParamReg< T > ¶m) | |
virtual void | reset () |
virtual | ~Regularizer () |
Additional Inherited Members | |
Protected Attributes inherited from spams::FISTA::Regularizer< T, Matrix< T > > | |
bool | _intercept |
bool | _pos |
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inline |
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inlinevirtual |
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inlinevirtual |
Implements spams::FISTA::Regularizer< T, Matrix< T > >.
Definition at line 1867 of file fista.h.
References spams::Vector< T >::asum(), spams::Vector< T >::n(), and spams::Matrix< T >::norm_inf_rows().
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inlinevirtual |
returns phi^star( input ) and ouput=input if the fenchel is unconstrained returns 0 and scale input such that phi^star(output)=0 otherwise
Implements spams::FISTA::Regularizer< T, Matrix< T > >.
Definition at line 1872 of file fista.h.
References spams::Matrix< T >::copy(), EPSILON, spams::Vector< T >::fmaxval(), INFINITY, spams::Vector< T >::n(), spams::Matrix< T >::norm_l1_rows(), and spams::Matrix< T >::thrsPos().
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inlinevirtual |
Reimplemented from spams::FISTA::Regularizer< T, Matrix< T > >.
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inlinevirtual |
Implements spams::FISTA::Regularizer< T, Matrix< T > >.
Definition at line 1853 of file fista.h.
References spams::Matrix< T >::copy(), spams::Matrix< T >::m(), spams::Matrix< T >::n(), and spams::Matrix< T >::thrsPos().
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inlinevirtual |
Reimplemented from spams::FISTA::Regularizer< T, Matrix< T > >.
Definition at line 1889 of file fista.h.
References spams::Matrix< T >::copyRow(), spams::Matrix< T >::m(), utl::max(), spams::Matrix< T >::n(), spams::Matrix< T >::resize(), spams::Matrix< T >::setRow(), and spams::Matrix< T >::setZeros().