Helen Abell

Data Science Portfolio

Hi, I'm Helen. I'm a Software Engineer and Data Science enthusiast. This portfolio focuses on interesting projects I've recently undertaken, with a strong emphasis on business impact and data science tools and techniques. Please visit my Github & LinkedIn pages (or download my CV) by using the links below.

15 minute read

Causal Impact Analysis Python

Quantifying Sales Uplift With Causal Impact Analysis

In this project we use Causal Impact Analysis to analyse & understand the sales uplift of customers that joined the new "Delivery Cl...

15 minute read

Association Rule Learning Python

Understanding Alcohol Product Relationships Using Association Rule Learning

In this project we use Association Rule Learning to analyse the transactional relationships & dependencies between products in the a...

12 minute read

PCA Machine Learning Python

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 Unsupervised 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, increasing business understanding, and enhancing the rel...

54 minute read

Customer Targeting Machine Learning Supervised Learning Classification Python

Enhancing Mailer Targeting Accuracy Using ML

In this project, we use machine learning to predict offer take up and reduce mailing costs for our grocery store client...

38 minute read

Customer Loyalty Machine Learning Supervised Learning Regression Python

Predicting Customer Loyalty Using ML

In this project, we use the Random Forest Regression Algorithm to predict missing customer loyalty score data...

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