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Alun's Data Science Portfolio
About Me
Power Laws and Popularity
Power Laws and Popularity
Genre from audio
Small Area Estimation for UK Local Authorities
Introduction: the small-area problem
Data acquisition
Direct estimates and sampling variance
Fay–Herriot: classical EBLUP
Fay–Herriot: Bayesian hierarchical model
Model comparison and validation
Titanic Survival Analysis
Data Exploration
Data Cleaning & Imputation
Modeling
Results & Conclusions
French Rugby Geographic Analysis: Voronoi Diagrams
French Rugby Voronoi Analysis: Team Territories
The Beatles Discography Visual Story
Build interactive Beatles visuals
Live interactive Beatles chart gallery
UK Terrain & Rugby Geography
Introduction
Reloading the elevation surface
United Rugby Championship (URC)
Super Rugby (New Zealand, Australia, South Africa)
Top 14 (France)
UK Urban Systems Network
Introduction
Data acquisition
Data cleaning
Nodes
Flows
Partition
Final map
Time Series Analysis: Classical Methods
Introduction & Data Loading
Simple Exponential Smoothing (SES)
Holt-Winters Exponential Smoothing
Fourier Analysis & Spectral Methods
ARMA & ARIMA Models
SARIMA & Seasonal Extensions
Introduction to State-Space & Structural Models
Model Comparison & Selection
ODI Win Probability: From DLS to Data
Introduction & Data Loading
Game State Features
DLS & Resource Methods
Historical Modelling
Live Win Probability Charts
Evaluation & Case Studies
Finding Cancer in Ultrasound Images
Images & Labels
Classical Models
Deep Learning
Interpretation
Evaluation
Literary NLP: Sentiment Across Classic Novels
Corpus & Cleaning
Sentiment Trajectories
Emotion Lexicon
Term Frequency vs Page
Word Clouds
Character Presence
Index