lwt::atlas::FastInputPreprocessor Class Reference

#include <FastInputPreprocessor.h>

Collaboration diagram for lwt::atlas::FastInputPreprocessor:

Public Member Functions
	FastInputPreprocessor (const std::vector< Input > &inputs, const std::vector< std::string > &order)
VectorXd	operator() (const VectorXd &) const

Private Attributes
VectorXd	m_offsets
VectorXd	m_scales
std::vector< size_t >	m_indices

Detailed Description

Definition at line 32 of file FastInputPreprocessor.h.

Constructor & Destructor Documentation

FastInputPreprocessor()

lwt::atlas::FastInputPreprocessor::FastInputPreprocessor	(	const std::vector< Input > &	inputs,
		const std::vector< std::string > &	order )

Definition at line 44 of file FastInputPreprocessor.cxx.

                                      :
    m_offsets(inputs.size()),
    m_scales(inputs.size())
  {
    size_t in_num = 0;
    for (const auto& input: inputs) {
      m_offsets(in_num) = input.offset;
      m_scales(in_num) = input.scale;
      in_num++;
    }
    m_indices = get_value_indices(order, inputs);
  }

Member Function Documentation

operator()()

VectorXd lwt::atlas::FastInputPreprocessor::operator()

(

const VectorXd &

in

)

const

Definition at line 58 of file FastInputPreprocessor.cxx.

                                                                     {
    VectorXd invec(m_indices.size());
    size_t input_number = 0;
    for (size_t index: m_indices) {
      if (static_cast<int>(index) >= in.rows()) {
        throw NNEvaluationException(
          "index " + std::to_string(index) + " is out of range, scalar "
          "input only has " + std::to_string(in.rows()) + " entries");
      }
      invec(input_number) = in(index);
      input_number++;
    }
    return (invec + m_offsets).cwiseProduct(m_scales);
  }

Member Data Documentation

m_indices

std::vector<size_t> lwt::atlas::FastInputPreprocessor::m_indices

private

Definition at line 42 of file FastInputPreprocessor.h.

m_offsets

VectorXd lwt::atlas::FastInputPreprocessor::m_offsets

private

Definition at line 40 of file FastInputPreprocessor.h.

m_scales

VectorXd lwt::atlas::FastInputPreprocessor::m_scales

private

Definition at line 41 of file FastInputPreprocessor.h.

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The documentation for this class was generated from the following files:

• FastInputPreprocessor.h
• FastInputPreprocessor.cxx