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src
shogun
features
streaming
generators
GaussianBlobsDataGenerator.h
浏览该文件的文档.
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* Written (W) 2013 Heiko Strathmann
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*/
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#ifndef __GAUSSIANBLOBSDATAGENERATOR_H_
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#define __GAUSSIANBLOBSDATAGENERATOR_H_
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#include <
shogun/features/streaming/StreamingDenseFeatures.h
>
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namespace
shogun
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{
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class
CGaussianBlobsDataGenerator
:
public
CStreamingDenseFeatures
<float64_t>
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{
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public
:
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CGaussianBlobsDataGenerator
();
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CGaussianBlobsDataGenerator
(
index_t
sqrt_num_blobs,
float64_t
distance
,
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float64_t
stretch,
float64_t
angle);
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virtual
~CGaussianBlobsDataGenerator
();
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virtual
const
char
*
get_name
()
const
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{
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return
"GaussianBlobsDataGenerator"
;
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}
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void
set_blobs_model
(
index_t
sqrt_num_blobs,
float64_t
distance,
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float64_t
stretch,
float64_t
angle);
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bool
get_next_example
();
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void
release_example
();
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private
:
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void
init();
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protected
:
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index_t
m_sqrt_num_blobs
;
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float64_t
m_distance
;
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float64_t
m_stretch
;
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float64_t
m_angle
;
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SGMatrix<float64_t>
m_cholesky
;
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};
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}
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#endif
/* __GAUSSIANBLOBSDATAGENERATOR_H_ */
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