Should the weights of a neural network without hidden layer and a logistic activation function be the same as the parameters of a logistic regression? Mine are not the same but roughly 5-7 times larger?
nnallnohidden=neuralnet(
PartialPrepayzo~FIXPER+MEDSAL2+DREL+LEEFTIJD+HH2CRED+LTV_curr+
rate1Y+rate5Y+CIremFIRP+URB+WELSTAN2+OutNot+mover+SavRate+CRate,
data=test,
hidden=0,
err.fct="sse",.
act.fct="logistic",
linear.output=TRUE,threshold = 0.01,likelihood = TRUE,rep=1)
log <- glm(PartialPrepayzo~FIXPER+MEDSAL2+DREL+
LEEFTIJD+HH2CRED+LTV_curr+rate1Y+rate5Y+CIremFIRP+URB+WELSTAN2+OutNot+mover+SavRate+CRate, data = test, family = "binomial")
summary(log)
[,1] [,2]
[1,] -1.029560622391 -9.56664018566
[2,] -0.078225500455 -0.46536644222
[3,] 0.410455341173 2.57036107254
[4,] 0.006961510972 -0.11463794856
[5,] 0.473629162069 2.70074482878
[6,] 0.614550199698 2.83536187570
[7,] -0.612837570442 -3.48086112696
[8,] -0.743739495966 -5.26994471577
[9,] 0.200419240204 1.83957097597
[10,] -0.166568966328 -0.90583277715
[11,] 0.017640270701 0.12678131085
[12,] -0.005947704128 -0.04248886193
[13,] -0.428175932694 -2.69521649738
[14,] 0.049657239050 0.26482261363
[15,] 1.602200661890 10.50479250068
[16,] 0.367771764513 1.96127873663