apollo::prediction::network::Dense类 参考

Dense is the forward fully connected network layer. 更多...

#include <net_layer.h>

类 apollo::prediction::network::Dense 继承关系图:

apollo::prediction::network::Dense 的协作图:

Public 成员函数
bool	Load (const apollo::prediction::LayerParameter &layer_pb) override
	Load the dense layer parameter from a pb message
bool	Load (const apollo::prediction::DenseParameter &layer_pb)
	Load the dense layer parameter from a pb message
void	Run (const std::vector< Eigen::MatrixXf > &inputs, Eigen::MatrixXf *output) override
	Compute the layer output from inputs
Public 成员函数 继承自 apollo::prediction::network::Layer
	Layer ()=default
	Constructor
virtual	~Layer ()=default
	Destructor
virtual void	ResetState ()
	Reset the internal state of a layer such as LSTM, GRU
virtual void	SetState (const std::vector< Eigen::MatrixXf > &states)
	Set the internal state of a layer
virtual void	State (std::vector< Eigen::MatrixXf > *states) const
	Access to the internal state of a layer
std::string	Name () const
	Name of a layer
int	OrderNumber () const
	Order number of a layer in a network

详细描述

Dense is the forward fully connected network layer.

Dense layer output is y = f(x*w + b), where x is the input, w the weight, b the bias and f the activation

Parameter w and b can be loaded from pb message. if bias is not used, b = 0. f is linear function at default.

在文件 net_layer.h 第 108 行定义.

成员函数说明

Load() [1/2]

bool apollo::prediction::network::Dense::Load

(

const apollo::prediction::DenseParameter &

layer_pb

)

Load the dense layer parameter from a pb message

参数

A	pb message contains the parameters

返回

True is loaded successively, otherwise False

Load() [2/2]

bool apollo::prediction::network::Dense::Load ( const apollo::prediction::LayerParameter &  layer_pb )

overridevirtual

Load the dense layer parameter from a pb message

参数

A	pb message contains the parameters

返回

True is loaded successively, otherwise False

重载 apollo::prediction::network::Layer .

Run()

void apollo::prediction::network::Dense::Run ( const std::vector< Eigen::MatrixXf > &  inputs, Eigen::MatrixXf *  output  )

overridevirtual

Compute the layer output from inputs

参数

Inputs	to a network layer
Output	of a network layer will be returned

实现了 apollo::prediction::network::Layer.

在文件 net_layer.cc 第 82 行定义.

                                       {
  CHECK_EQ(inputs.size(), 1U);
  Eigen::MatrixXf prod = static_cast<Eigen::MatrixXf>(inputs[0] * weights_);
  if (use_bias_) {
    Eigen::MatrixXf sum = prod.rowwise() + bias_.transpose();
    prod = sum;
  }
  *output = prod.unaryExpr(kactivation_);
  CHECK_EQ(output->cols(), units_);
}

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该类的文档由以下文件生成:

• modules/prediction/network/net_layer.h
• modules/prediction/network/net_layer.cc