C++ API Reference for Intel® Data Analytics Acceleration Library 2018 Update 1

em_gmm_init_batch.h
1 /* file: em_gmm_init_batch.h */
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41 
42 /*
43 //++
44 // Implementation of the interface of the EM for GMM initialization algorithm
45 //--
46 */
47 
48 #ifndef __EM_GMM_INIT_BATCH_H__
49 #define __EM_GMM_INIT_BATCH_H__
50 
51 #include "algorithms/algorithm.h"
52 #include "data_management/data/numeric_table.h"
53 #include "services/daal_defines.h"
54 #include "em_gmm_init_types.h"
55 
56 namespace daal
57 {
58 namespace algorithms
59 {
60 namespace em_gmm
61 {
62 namespace init
63 {
64 
65 namespace interface1
66 {
79 template<typename algorithmFPType, Method method, CpuType cpu>
80 class DAAL_EXPORT BatchContainer : public daal::algorithms::AnalysisContainerIface<batch>
81 {
82 public:
88  BatchContainer(daal::services::Environment::env *daalEnv);
89  ~BatchContainer();
93  virtual services::Status compute() DAAL_C11_OVERRIDE;
94 };
95 
105 template<typename algorithmFPType = DAAL_ALGORITHM_FP_TYPE, Method method = defaultDense>
106 class DAAL_EXPORT Batch : public daal::algorithms::Analysis<batch>
107 {
108 public:
109  Batch(const size_t nComponents) : parameter(nComponents)
110  {
111  initialize();
112  }
113 
120  Batch(const Batch<algorithmFPType, method> &other) : input(other.input), parameter(other.parameter)
121  {
122  initialize();
123  }
124 
129  virtual int getMethod() const DAAL_C11_OVERRIDE { return(int)0; }
130 
135  services::Status setResult(const ResultPtr& result)
136  {
137  DAAL_CHECK(result, services::ErrorNullResult)
138  _result = result;
139  _res = _result.get();
140  return services::Status();
141  }
142 
147  ResultPtr getResult()
148  {
149  return _result;
150  }
151 
157  services::SharedPtr<Batch<algorithmFPType, method> > clone() const
158  {
159  return services::SharedPtr<Batch<algorithmFPType, method> >(cloneImpl());
160  }
161 
162 protected:
163  virtual Batch<algorithmFPType, method> * cloneImpl() const DAAL_C11_OVERRIDE
164  {
165  return new Batch<algorithmFPType, method>(*this);
166  }
167 
168  virtual services::Status allocateResult() DAAL_C11_OVERRIDE
169  {
170  services::Status s = _result->allocate<algorithmFPType>(&input, &parameter, 0);
171  _res = _result.get();
172  return s;
173  }
174 
175  void initialize()
176  {
177  Analysis<batch>::_ac = new __DAAL_ALGORITHM_CONTAINER(batch, BatchContainer, algorithmFPType, method)(&_env);
178  _in = &input;
179  _par = &parameter;
180  _result.reset(new Result());
181  }
182 
183 public:
184  Input input;
185  Parameter parameter;
187 private:
188  ResultPtr _result;
189 };
191 } // namespace interface1
192 using interface1::BatchContainer;
193 using interface1::Batch;
194 
195 }; // namespace init
196 } // namespace em_gmm
197 } // namespace algorithm
198 } // namespace daal
199 #endif
daal::algorithms::em_gmm::init::interface1::Input
Input objects for the computation of initial values for the EM for GMM algorithm
Definition: em_gmm_init_types.h:168
daal::algorithms::em_gmm::init::interface1::Batch::getResult
ResultPtr getResult()
Definition: em_gmm_init_batch.h:147
daal::algorithms::em_gmm::init::interface1::Batch::getMethod
virtual int getMethod() const DAAL_C11_OVERRIDE
Definition: em_gmm_init_batch.h:129
daal
Definition: algorithm_base_common.h:57
daal::algorithms::AnalysisContainerIface
Abstract interface class that provides virtual methods to access and run implementations of the analy...
Definition: analysis.h:79
daal::algorithms::em_gmm::init::interface1::Batch::Batch
Batch(const Batch< algorithmFPType, method > &other)
Definition: em_gmm_init_batch.h:120
daal_defines.h
daal::algorithms::em_gmm::init::interface1::Batch
Computes initial values for the EM for GMM algorithm in the batch processing mode.
Definition: em_gmm_init_batch.h:106
daal::batch
Definition: daal_defines.h:131
daal::algorithms::em_gmm::init::interface1::Batch::parameter
Parameter parameter
Definition: em_gmm_init_batch.h:185
daal::algorithms::em_gmm::init::interface1::Batch::input
Input input
Definition: em_gmm_init_batch.h:184
daal::algorithms::em_gmm::init::interface1::BatchContainer
Provides methods to compute initial values for the EM for GMM algorithm. The class is associated with...
Definition: em_gmm_init_batch.h:80
daal::algorithms::Analysis
Provides methods for execution of operations over data, such as computation of Summary Statistics est...
Definition: analysis.h:94
daal::algorithms::em_gmm::init::interface1::Batch::setResult
services::Status setResult(const ResultPtr &result)
Definition: em_gmm_init_batch.h:135
daal::services::ErrorNullResult
Definition: error_indexes.h:122
daal::algorithms::em_gmm::init::interface1::Batch::clone
services::SharedPtr< Batch< algorithmFPType, method > > clone() const
Definition: em_gmm_init_batch.h:157
daal::algorithms::em_gmm::init::interface1::Parameter
Parameter for the computation of initial values for the EM for GMM algorithm
Definition: em_gmm_init_types.h:133

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