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1. fraud-detection fraud-detection Public

   Credit card fraud detection with a deployed scoring API: accuracy, ROC-AUC and average precision each pick the wrong answer, and the threshold beats the model

   Python

2. sales-prediction sales-prediction Public

   Predicting sales from ad spend: newspaper does nothing, and TV x radio multiply - two findings a high R-squared would hide

   Python

3. snip snip Public

   A URL shortener with a REST API, a counting redirect, and a localStorage landing page - FastAPI + SQLite, no build step

   Python

4. sweep sweep Public

   Finds and clears build junk - node_modules, .venv, target, __pycache__. Reports by default, deletes only when asked.

   Python

5. wine-quality wine-quality Public

   Wine quality prediction: 11% duplicate rows inflate accuracy by 11 points, and three of six grades score exactly zero

   Python

6. les-k.github.io les-k.github.io Public

   My portfolio — AI engineering, fullstack, web design, data science, game development.

   HTML