MLP/layer.cpp at master · ranarag/MLP · GitHub

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#include<iostream>
#include<vector>
#include<cmath>
#include<cstdlib>
#include"nodes.cpp"
usingnamespacestd;
classLAYER{
private:
double Net;
public:
double * Input;
NODE *Node;
int NodeLength;
int InputLength;
voidFeedForward();
doubleSigmoid(double Net);
double *OutputVector();
LAYER(int NoOfNodes,int NoOfInputs);
NODE * getNodes();

};
LAYER::LAYER(int NoOfNodes,int NoOfInputs){
 Node=(NODE *)malloc(NoOfNodes*sizeof(NODE));
for(int i=0;i<NoOfNodes;i++){
 Node[i]=NODE(NoOfInputs);
 }
 Input = newdouble[NoOfInputs];
 NodeLength = NoOfNodes;
 InputLength = NoOfInputs;
}
NODE * LAYER::getNodes(){

return Node;
}
doubleLAYER::Sigmoid(double Nit){
return1.0/(1.0+exp(-Nit));

}
voidLAYER::FeedForward(){
for(int i=0;i<NodeLength;i++){
 Net = Node[i].Threshold;
for(int j=0;j<Node[i].WeightSize;j++){
 Net += Node[i].Weight[j]*Input[j];
 }
 Node[i].Output = Sigmoid(Net);
}

}
double* LAYER::OutputVector(){
double * v = newdouble[NodeLength];
for(int i=0;i<NodeLength;i++)
 v[i]=Node[i].Output;
return v;
}
//