代写代考 COM4513-6513] Assignment 1: Text Classification with Logistic Regression¶ – cscodehelp代写

assignment1 [COM4513-6513] Assignment 1: Text Classification with Logistic Regression¶ Instructor: ¶ Copyright By cscodehelp代写 加微信 cscodehelp The goal of this assignment is to develop and…

程序代写 #generate data – cscodehelp代写

#generate data set.seed(123) n=100; y=rnorm(n,2,1) Copyright By cscodehelp代写 加微信 cscodehelp #unnormalised posterior unposterior=function(theta,data){ likelihood=prod(dnorm(data,theta,1)) prior=dnorm(theta,0,10) unpost=likelihood*prior return(unpost) n.samples=10000 theta.g=rnorm(n.samples,mean(y),sd(y)) w=numeric(n.samples) for(s in 1:n.samples){ w[s]=unposterior(theta=theta.g[s],data=y)/dnorm(theta.g[s],mean(y),sd(y)) q=w/sum(w)…