Annabel Wei

Data Science Portfolio

Hi I'm Annabel, and I'm a Data Enthusiast. My portfolio focuses on interesting projects I've recently undertaken, with a strong emphasis on business impact. Please visit my Github & LinkedIn pages (or download my Resume) by using the links below!

12 minute read

Compressing Feature Space For Classification Using PCA

In this project we use Principal Component Analysis (PCA) to compress 100 unlabelled, sparse features into a more manageable number ...

14 minute read

Customer Segmentation Machine Learning Clustering Python

The "You Are What You Eat" Customer Segmentation

In this project we use k-means clustering to segment up the customer base in order to increase business understanding, and to enhanc...

54 minute read

Customer Targeting Machine Learning Classification Python

Enhancing Targeting Accuracy Using ML

Our client, a grocery retailer, wants to utilise Machine Learning to reduce mailing costs, and improve ROI! Table of contents 0...

36 minute read

Customer Loyalty Machine Learning Regression Python

Predicting Customer Loyalty Using ML

Our client, a grocery retailer, hired a market research consultancy to append market level customer loyalty information to the datab...

8 minute read

Python Primes

Finding Prime Numbers with Python

In this post I’m going to run through a function in Python that can quickly find all the Prime numbers below a given value. For exa...

Previous projects