C++ API Reference for Intel® Data Analytics Acceleration Library 2018 Update 2

elu_layer_backward.h
1 /* file: elu_layer_backward.h */
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41 
42 /*
43 //++
44 // Implementation of the interface for the backward rectified linear unit (ELU) layer
45 // in the batch processing mode
46 //--
47 */
48 
49 #ifndef __ELU_LAYER_BACKWARD_H__
50 #define __ELU_LAYER_BACKWARD_H__
51 
52 #include "algorithms/algorithm.h"
53 #include "data_management/data/tensor.h"
54 #include "services/daal_defines.h"
55 #include "algorithms/neural_networks/layers/layer.h"
56 #include "algorithms/neural_networks/layers/elu/elu_layer_types.h"
57 #include "algorithms/neural_networks/layers/elu/elu_layer_backward_types.h"
58 
59 namespace daal
60 {
61 namespace algorithms
62 {
63 namespace neural_networks
64 {
65 namespace layers
66 {
70 namespace elu
71 {
75 namespace backward
76 {
77 namespace interface1
78 {
94 template<typename algorithmFPType, Method method, CpuType cpu>
95 class DAAL_EXPORT BatchContainer : public AnalysisContainerIface<batch>
96 {
97 public:
103  BatchContainer(daal::services::Environment::env *daalEnv);
105  ~BatchContainer();
111  services::Status compute() DAAL_C11_OVERRIDE;
112 };
113 
131 template<typename algorithmFPType = DAAL_ALGORITHM_FP_TYPE, Method method = defaultDense>
132 class Batch : public layers::backward::LayerIfaceImpl
133 {
134 public:
135  typedef layers::backward::LayerIfaceImpl super;
136 
137  typedef algorithms::neural_networks::layers::elu::backward::Input InputType;
138  typedef algorithms::neural_networks::layers::elu::Parameter ParameterType;
139  typedef algorithms::neural_networks::layers::elu::backward::Result ResultType;
140 
141  ParameterType &parameter;
142  InputType input;
145  Batch() : parameter(_defaultParameter)
146  {
147  initialize();
148  }
149 
155  Batch(ParameterType& parameter) : parameter(parameter), _defaultParameter(parameter)
156  {
157  initialize();
158  }
159 
166  Batch(const Batch<algorithmFPType, method> &other) : super(other),
167  _defaultParameter(other.parameter), parameter(_defaultParameter), input(other.input)
168  {
169  initialize();
170  }
171 
176  virtual int getMethod() const DAAL_C11_OVERRIDE { return(int) method; }
177 
182  virtual InputType *getLayerInput() DAAL_C11_OVERRIDE { return &input; }
183 
188  virtual ParameterType *getLayerParameter() DAAL_C11_OVERRIDE { return &parameter; };
189 
194  layers::backward::ResultPtr getLayerResult() DAAL_C11_OVERRIDE
195  {
196  return _result;
197  }
198 
203  ResultPtr getResult()
204  {
205  return _result;
206  }
207 
214  services::Status setResult(const ResultPtr& result)
215  {
216  DAAL_CHECK(result, services::ErrorNullResult)
217  _result = result;
218  _res = _result.get();
219  return services::Status();
220  }
221 
227  services::SharedPtr<Batch<algorithmFPType, method> > clone() const
228  {
229  return services::SharedPtr<Batch<algorithmFPType, method> >(cloneImpl());
230  }
231 
237  virtual services::Status allocateResult() DAAL_C11_OVERRIDE
238  {
239  services::Status s = this->_result->template allocate<algorithmFPType>(&(this->input), &parameter, (int) method);
240  this->_res = this->_result.get();
241  return s;
242  }
243 
244 protected:
245  virtual Batch<algorithmFPType, method> *cloneImpl() const DAAL_C11_OVERRIDE
246  {
247  return new Batch<algorithmFPType, method>(*this);
248  }
249 
250  void initialize()
251  {
252  Analysis<batch>::_ac = new __DAAL_ALGORITHM_CONTAINER(batch, BatchContainer, algorithmFPType, method)(&_env);
253  _in = &input;
254  _par = &parameter;
255  _result.reset(new ResultType());
256  }
257 
258 private:
259  ResultPtr _result;
260  ParameterType _defaultParameter;
261 };
263 } // namespace interface1
264 using interface1::BatchContainer;
265 using interface1::Batch;
266 } // namespace backward
267 } // namespace elu
268 } // namespace layers
269 } // namespace neural_networks
270 } // namespace algorithms
271 } // namespace daal
272 #endif
daal::algorithms::neural_networks::layers::backward::interface1::LayerIfaceImpl
Implements the abstract interface LayerIface. LayerIfaceImpl is, in turn, the base class for the clas...
Definition: layer_backward.h:153
daal::services::interface1::Environment::_envStruct
The environment structure.
Definition: env_detect.h:95
daal::services::interface1::Status
Class that holds the results of API calls. In case of API routine failure it contains the list of err...
Definition: error_handling.h:491
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::neural_networks::layers::elu::backward::interface1::Batch::getResult
ResultPtr getResult()
Definition: elu_layer_backward.h:203
daal::algorithms::neural_networks::layers::elu::interface1::Parameter
Parameters for the ELU layer.
Definition: elu_layer_types.h:109
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::allocateResult
virtual services::Status allocateResult() DAAL_C11_OVERRIDE
Definition: elu_layer_backward.h:237
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::clone
services::SharedPtr< Batch< algorithmFPType, method > > clone() const
Definition: elu_layer_backward.h:227
daal_defines.h
daal::batch
Definition: daal_defines.h:132
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::Batch
Batch(const Batch< algorithmFPType, method > &other)
Definition: elu_layer_backward.h:166
daal::services::interface1::SharedPtr
Shared pointer that retains shared ownership of an object through a pointer. Several SharedPtr object...
Definition: daal_shared_ptr.h:187
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::Batch
Batch()
Definition: elu_layer_backward.h:145
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::setResult
services::Status setResult(const ResultPtr &result)
Definition: elu_layer_backward.h:214
daal::services::interface1::SharedPtr::get
T * get() const
Definition: daal_shared_ptr.h:332
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::getMethod
virtual int getMethod() const DAAL_C11_OVERRIDE
Definition: elu_layer_backward.h:176
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::parameter
ParameterType & parameter
Definition: elu_layer_backward.h:141
daal::algorithms::neural_networks::layers::elu::backward::interface1::Result
Provides methods to access the result obtained with the compute() method of the backward ELU layer...
Definition: elu_layer_backward_types.h:141
daal::algorithms::Analysis
Provides methods for execution of operations over data, such as computation of Summary Statistics est...
Definition: analysis.h:94
daal::algorithms::neural_networks::layers::elu::backward::interface1::Input
Input objects for the backward ELU layer
Definition: elu_layer_backward_types.h:91
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch
Computes the results of the backward ELU layer in the batch processing mode.
Definition: elu_layer_backward.h:132
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::input
InputType input
Definition: elu_layer_backward.h:142
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::getLayerParameter
virtual ParameterType * getLayerParameter() DAAL_C11_OVERRIDE
Definition: elu_layer_backward.h:188
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::getLayerInput
virtual InputType * getLayerInput() DAAL_C11_OVERRIDE
Definition: elu_layer_backward.h:182
daal::algorithms::neural_networks::layers::elu::backward::interface1::BatchContainer
Provides methods to run implementations of the of the backward ELU layer This class is associated wit...
Definition: elu_layer_backward.h:95
daal::services::ErrorNullResult
Definition: error_indexes.h:122
daal::algorithms::neural_networks::layers::elu::backward::interface1::Batch::Batch
Batch(ParameterType &parameter)
Definition: elu_layer_backward.h:155

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