NTU - machine learning foundations

Exploratory analysis on SF robbery data.

Kaggle Titanic dataset trained with a simple logistic regression algorithm

A visualization of suicidal cases in the bay area,

My solution to the Coursera R programming class week 2 quiz

Using Newton's method to optimize logistic regression in R.

Using gradient descent to find the best linear regression fit in R. This is a re-implementation of Dr. Ng's ML matlab solution in R.

Using `optim` function to optimize multivariate linear regression fitting parameters.

test