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

relu_layer_backward.h
1 /* file: relu_layer_backward.h */
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41 
42 /*
43 //++
44 // Implementation of the interface for the backward rectified linear unit (ReLU) layer
45 // in the batch processing mode
46 //--
47 */
48 
49 #ifndef __RELU_LAYER_BACKWARD_H__
50 #define __RELU_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/relu/relu_layer_types.h"
57 #include "algorithms/neural_networks/layers/relu/relu_layer_backward_types.h"
58 
59 namespace daal
60 {
61 namespace algorithms
62 {
63 namespace neural_networks
64 {
65 namespace layers
66 {
70 namespace relu
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  Parameter &parameter;
137  Input input;
140  Batch() : parameter(_defaultParameter)
141  {
142  initialize();
143  }
144 
150  Batch(Parameter& parameter) : parameter(parameter), _defaultParameter(parameter)
151  {
152  initialize();
153  }
154 
161  Batch(const Batch<algorithmFPType, method> &other) : super(other),
162  _defaultParameter(other.parameter), parameter(_defaultParameter), input(other.input)
163  {
164  initialize();
165  }
166 
171  virtual int getMethod() const DAAL_C11_OVERRIDE { return(int) method; }
172 
177  virtual Input *getLayerInput() DAAL_C11_OVERRIDE { return &input; }
178 
183  virtual Parameter *getLayerParameter() DAAL_C11_OVERRIDE { return &parameter; };
184 
189  layers::backward::ResultPtr getLayerResult() DAAL_C11_OVERRIDE
190  {
191  return _result;
192  }
193 
198  ResultPtr getResult()
199  {
200  return _result;
201  }
202 
209  services::Status setResult(const ResultPtr& result)
210  {
211  DAAL_CHECK(result, services::ErrorNullResult)
212  _result = result;
213  _res = _result.get();
214  return services::Status();
215  }
216 
222  services::SharedPtr<Batch<algorithmFPType, method> > clone() const
223  {
224  return services::SharedPtr<Batch<algorithmFPType, method> >(cloneImpl());
225  }
226 
232  virtual services::Status allocateResult() DAAL_C11_OVERRIDE
233  {
234  services::Status s = this->_result->template allocate<algorithmFPType>(&(this->input), &parameter, (int) method);
235  this->_res = this->_result.get();
236  return s;
237  }
238 
239 protected:
240  virtual Batch<algorithmFPType, method> *cloneImpl() const DAAL_C11_OVERRIDE
241  {
242  return new Batch<algorithmFPType, method>(*this);
243  }
244 
245  void initialize()
246  {
247  Analysis<batch>::_ac = new __DAAL_ALGORITHM_CONTAINER(batch, BatchContainer, algorithmFPType, method)(&_env);
248  _in = &input;
249  _par = &parameter;
250  _result.reset(new Result());
251  }
252 
253 private:
254  ResultPtr _result;
255  Parameter _defaultParameter;
256 };
258 } // namespace interface1
259 using interface1::BatchContainer;
260 using interface1::Batch;
261 } // namespace backward
262 } // namespace relu
263 } // namespace layers
264 } // namespace neural_networks
265 } // namespace algorithms
266 } // namespace daal
267 #endif
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::Batch
Batch(const Batch< algorithmFPType, method > &other)
Definition: relu_layer_backward.h:161
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::getLayerParameter
virtual Parameter * getLayerParameter() DAAL_C11_OVERRIDE
Definition: relu_layer_backward.h:183
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::relu::backward::interface1::Batch::input
Input input
Definition: relu_layer_backward.h:137
daal::algorithms::neural_networks::layers::relu::backward::interface1::BatchContainer
Provides methods to run implementations of the of the backward relu layer This class is associated wi...
Definition: relu_layer_backward.h:95
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch
Computes the results of the backward relu layer in the batch processing mode.
Definition: relu_layer_backward.h:132
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::parameter
Parameter & parameter
Definition: relu_layer_backward.h:136
daal_defines.h
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::getLayerResult
layers::backward::ResultPtr getLayerResult() DAAL_C11_OVERRIDE
Definition: relu_layer_backward.h:189
daal::batch
Definition: daal_defines.h:131
daal::algorithms::neural_networks::layers::relu::backward::interface1::Input
Input objects for the backward relu layer
Definition: relu_layer_backward_types.h:91
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::Batch
Batch()
Definition: relu_layer_backward.h:140
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::clone
services::SharedPtr< Batch< algorithmFPType, method > > clone() const
Definition: relu_layer_backward.h:222
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::getMethod
virtual int getMethod() const DAAL_C11_OVERRIDE
Definition: relu_layer_backward.h:171
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::Batch
Batch(Parameter &parameter)
Definition: relu_layer_backward.h:150
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::relu::backward::interface1::Batch::getResult
ResultPtr getResult()
Definition: relu_layer_backward.h:198
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::getLayerInput
virtual Input * getLayerInput() DAAL_C11_OVERRIDE
Definition: relu_layer_backward.h:177
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::allocateResult
virtual services::Status allocateResult() DAAL_C11_OVERRIDE
Definition: relu_layer_backward.h:232
daal::algorithms::neural_networks::layers::relu::backward::interface1::Batch::setResult
services::Status setResult(const ResultPtr &result)
Definition: relu_layer_backward.h:209
daal::services::ErrorNullResult
Definition: error_indexes.h:122

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