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1. ranker-21d-sp500 ranker-21d-sp500 Public

   XGBoost cross-sectional ranker for the S&P 500: forward 21-day return vs SPY, survivorship-free point-in-time universe, walk-forward validated.

   Python

2. conviction-pick-sp500 conviction-pick-sp500 Public

   Funnels all 503 S&P 500 members through a deterministic quality screen, then a multi-agent LLM panel forces one conviction pick. Momentum and dip modes.

   Python

3. qqq-overnight-drift qqq-overnight-drift Public

   Overnight-only QQQ strategy — hold close-to-open while QQQ is above its 200-day SMA, cash all day. Vol regime picks QQQ/QLD/TQQQ. Tested 1999–2026.

   Python

4. ranker-5d-sp500 ranker-5d-sp500 Public

   Five-day-horizon sibling of ranker-21d-sp500, built on intraday 5-minute-bar features (VWAP distance, time-of-day volume). Walk-forward validated.

   Python

5. recession-radar-sp500 recession-radar-sp500 Public

   Macro recession radar: ridge on 36 lag-honest indicators predicting fwd 63d S&P return. Called 2/4 OOS recessions. Paper only.

   Python

6. Gin_Rummy_AI_Player Gin_Rummy_AI_Player Public

   My AI Gin Rummy Player that win against simple player at 80% win rate.

   Java