Data | Kyle Yang

Jul 9, 2020

Starbucks Mobile App: How to Send Right Offer to Right Person

Build machine learning models to predict whether or not someone will respond to a Starbucks mobile app offer.

Jun 17, 2020

As A Developer, Is Waking Up At 8 AM Too Late?

A data analysis on the Stack Overflow survey.

Sep 14, 2019

Principal Component Analysis

My notes about Principal Component Analysis (PCA)

Dec 1, 2018

Customer Lifetime Value - Use BG/NBD Model To Simulate Customer Purchase

Customer Lifetime Value (CLV) is important in today’s business world. There are many articles discussing the calculation of CLV but few involving the simulation of customers’ future purchases.

Oct 31, 2018

Develop An ARIMA Model With Python

This blog shows the steps I take to create the ARIMA model for times series forecasting and how I use Python to implement it with an example.

Oct 28, 2018

Build Moving Average Process And Model From Scratch With Python

When searching for how to create a moving average process and model, I found there are many tutorials about using ARIMA model of Python Statsmodels library. But there are not many articles discussing the way to solve it using basic Python methods.