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src
shogun
optimization
MappingFunction.h
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/*
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* Copyright (c) The Shogun Machine Learning Toolbox
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* Written (w) 2015 Wu Lin
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those
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* of the authors and should not be interpreted as representing official policies,
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* either expressed or implied, of the Shogun Development Team.
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*
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*/
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#ifndef MAPPINGFUNCTION_H
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#define MAPPINGFUNCTION_H
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#include <
shogun/lib/config.h
>
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#include <
shogun/lib/SGVector.h
>
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namespace
shogun
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{
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class
MappingFunction
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{
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public
:
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virtual
SGVector<float64_t>
get_dual_variable
(
SGVector<float64_t>
variable)=0;
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virtual
void
update_variable
(
SGVector<float64_t>
variable,
SGVector<float64_t>
dual_variable)=0;
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virtual
void
update_context
(
CMinimizerContext
* context)=0;
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virtual
void
load_from_context
(
CMinimizerContext
* context)=0;
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};
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}
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#endif
shogun::MappingFunction
The base mapping function for mirror descend.
Definition:
MappingFunction.h:41
shogun::MappingFunction::load_from_context
virtual void load_from_context(CMinimizerContext *context)=0
shogun::MappingFunction::update_variable
virtual void update_variable(SGVector< float64_t > variable, SGVector< float64_t > dual_variable)=0
shogun::CMinimizerContext
The class is used to serialize and deserialize variables for the optimization framework.
Definition:
MinimizerContext.h:45
config.h
shogun::SGVector< float64_t >
shogun::MappingFunction::get_dual_variable
virtual SGVector< float64_t > get_dual_variable(SGVector< float64_t > variable)=0
shogun::MappingFunction::update_context
virtual void update_context(CMinimizerContext *context)=0
shogun
all of classes and functions are contained in the shogun namespace
Definition:
class_list.h:18
SGVector.h
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