Projects – Nathanael Johnson All
Data Analysis
Data Visualization
Full-Stack
Machine Learning
Airline Revenue Optimization System Designed a predictive ML system for airline passenger no-shows to maximize overbooking revenue using cost-sensitive learning and Monte Carlo simulations F1 AI Race Predictor Built an end-to-end race prediction platform using historical race data, weather, driver performance, and qualifying results, achieving 68.5% accuracy Portfolio Optimization Dashboard Designed a full-stack investment optimization system supporting strategies like Markowitz, Black-Litterman, and Risk Parity, with real-time analytics dashboards Nashville Airbnb Data Analysis Enhancing InsideAirbnb.com with Predictive Analytics on Nashville Listings: A Data-Driven Approach to Price and Rating Predictions Restaurant Review Data Dive Uncovering Customer Satisfaction Drivers through Sentiment Analysis and Predictive Modeling of Restaurant Reviews across Multiple States Car Sales Data Dive Predicting Car Sale Prices through Advanced Data Cleaning, Feature Engineering, and Regression Modeling Lyft Market Analysis Lyft Market Expansion Strategies and Optimization in Washington D.C. using Tableau visualization COVID-19 Clustering Analysis Comparing Spectral Clustering with K-means and KNN to determine relationships between COVID-19 transmission peaks Bird Data Analysis Exploratory data analysis and pattern recognition in bird observation datasets 
