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1. portfolio-assistant portfolio-assistant Public

   Live RAG assistant that answers recruiter questions about my work: BM25 plus semantic search, RRF, an LLM reranker and grounded answers, checked against a committed eval set

   TypeScript

2. Fraudulent-Claim-Detection Fraudulent-Claim-Detection Public

   Fraud detection on 1,000 auto insurance claims: logistic regression vs a tuned random forest, with RFECV, VIF checks and cutoff selection

   Jupyter Notebook

3. Employee-Retention-Prediction Employee-Retention-Prediction Public

   Logistic regression on 74,610 employee records to predict retention, with RFE, VIF checks, cutoff selection and odds ratios

   Jupyter Notebook

4. Delivery-Time-Prediction Delivery-Time-Prediction Public

   Linear regression on 175,777 Porter delivery orders: test R² 0.88 with 12 engineered features, and why cutting to 8 with RFE made it worse

   Jupyter Notebook

5. NYC-Taxi-EDA NYC-Taxi-EDA Public

   Exploratory analysis of 489,542 NYC taxi trips from 2023: tipping by hour and payment type, with corrections published for three figures

   Jupyter Notebook

6. Farmers-Insurance-SQL Farmers-Insurance-SQL Public

   MySQL analysis of India's PMFBY crop insurance data: 29 queries covering joins, subqueries, window functions, constraints and indexes