C++ API Reference for Intel® Data Analytics Acceleration Library 2020 Update 1

em_gmm_init_batch.h
1 /* file: em_gmm_init_batch.h */
2 /*******************************************************************************
3 * Copyright 2014-2020 Intel Corporation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *******************************************************************************/
17 
18 /*
19 //++
20 // Implementation of the interface of the EM for GMM initialization algorithm
21 //--
22 */
23 
24 #ifndef __EM_GMM_INIT_BATCH_H__
25 #define __EM_GMM_INIT_BATCH_H__
26 
27 #include "algorithms/algorithm.h"
28 #include "data_management/data/numeric_table.h"
29 #include "services/daal_defines.h"
30 #include "em_gmm_init_types.h"
31 
32 namespace daal
33 {
34 namespace algorithms
35 {
36 namespace em_gmm
37 {
38 namespace init
39 {
40 
41 namespace interface1
42 {
55 template<typename algorithmFPType, Method method, CpuType cpu>
56 class BatchContainer : public daal::algorithms::AnalysisContainerIface<batch>
57 {
58 public:
64  BatchContainer(daal::services::Environment::env *daalEnv);
65  ~BatchContainer();
69  virtual services::Status compute() DAAL_C11_OVERRIDE;
70 };
71 
81 template<typename algorithmFPType = DAAL_ALGORITHM_FP_TYPE, Method method = defaultDense>
82 class DAAL_EXPORT Batch : public daal::algorithms::Analysis<batch>
83 {
84 public:
85  typedef algorithms::em_gmm::init::Input InputType;
86  typedef algorithms::em_gmm::init::Parameter ParameterType;
87  typedef algorithms::em_gmm::init::Result ResultType;
88 
89  Batch(const size_t nComponents) : parameter(nComponents)
90  {
91  initialize();
92  }
93 
100  Batch(const Batch<algorithmFPType, method> &other) : input(other.input), parameter(other.parameter)
101  {
102  initialize();
103  }
104 
109  virtual int getMethod() const DAAL_C11_OVERRIDE { return(int)0; }
110 
115  services::Status setResult(const ResultPtr& result)
116  {
117  DAAL_CHECK(result, services::ErrorNullResult)
118  _result = result;
119  _res = _result.get();
120  return services::Status();
121  }
122 
127  ResultPtr getResult()
128  {
129  return _result;
130  }
131 
137  services::SharedPtr<Batch<algorithmFPType, method> > clone() const
138  {
139  return services::SharedPtr<Batch<algorithmFPType, method> >(cloneImpl());
140  }
141 
142 protected:
143  virtual Batch<algorithmFPType, method> * cloneImpl() const DAAL_C11_OVERRIDE
144  {
145  return new Batch<algorithmFPType, method>(*this);
146  }
147 
148  virtual services::Status allocateResult() DAAL_C11_OVERRIDE
149  {
150  services::Status s = _result->allocate<algorithmFPType>(&input, &parameter, 0);
151  _res = _result.get();
152  return s;
153  }
154 
155  void initialize()
156  {
157  Analysis<batch>::_ac = new __DAAL_ALGORITHM_CONTAINER(batch, BatchContainer, algorithmFPType, method)(&_env);
158  _in = &input;
159  _par = &parameter;
160  _result.reset(new ResultType());
161  }
162 
163 public:
164  InputType input;
165  ParameterType parameter;
167 private:
168  ResultPtr _result;
169 };
171 } // namespace interface1
172 using interface1::BatchContainer;
173 using interface1::Batch;
174 
175 }; // namespace init
176 } // namespace em_gmm
177 } // namespace algorithm
178 } // namespace daal
179 #endif
daal::algorithms::em_gmm::init::interface1::Batch::input
InputType input
Definition: em_gmm_init_batch.h:164
daal::algorithms::em_gmm::init::interface1::Batch::parameter
ParameterType parameter
Definition: em_gmm_init_batch.h:165
daal::algorithms::em_gmm::init::interface1::Batch::Batch
Batch(const Batch< algorithmFPType, method > &other)
Definition: em_gmm_init_batch.h:100
daal::batch
Definition: daal_defines.h:112
daal::algorithms::em_gmm::init::interface1::Batch::getMethod
virtual int getMethod() const DAAL_C11_OVERRIDE
Definition: em_gmm_init_batch.h:109
daal::algorithms::em_gmm::init::interface1::Batch::setResult
services::Status setResult(const ResultPtr &result)
Definition: em_gmm_init_batch.h:115
daal::algorithms::em_gmm::init::interface1::Batch::clone
services::SharedPtr< Batch< algorithmFPType, method > > clone() const
Definition: em_gmm_init_batch.h:137
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:82
daal::algorithms::em_gmm::init::interface1::Batch::getResult
ResultPtr getResult()
Definition: em_gmm_init_batch.h:127
daal::services::ErrorNullResult
Definition: error_indexes.h:98
daal::algorithms::AnalysisContainerIface
Abstract interface class that provides virtual methods to access and run implementations of the analy...
Definition: analysis.h:55
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:56
daal_defines.h
daal::algorithms::em_gmm::init::interface1::BatchContainer::BatchContainer
BatchContainer(daal::services::Environment::env *daalEnv)
daal::algorithms::em_gmm::init::interface1::BatchContainer::compute
virtual services::Status compute() DAAL_C11_OVERRIDE
daal::algorithms::Analysis
Provides methods for execution of operations over data, such as computation of Summary Statistics est...
Definition: analysis.h:70

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