Projects

A few ongoing or recent projects. Repos will be linked as they go public.

Gradient‑Free Online Ensemble Learning for Financial Forecasting

Short paper + code for robust ensemble methods under concept drift and non‑stationarity. Status: writing + benchmarking.

CCAR/CECL Model Risk Notes

Sanitized notes on validation frameworks, stability/sensitivity diagnostics, and MEV shock testing.

CS7642 Reinforcement Learning

Course projects (LunarLander, custom traffic environment), with training curves, ablations, and writeups.

Tip: as repos go public, add links like: [Code](https://github.com/jiajumiao/<repo>) · [Paper](</assets/papers/<name>.pdf>)