Ernie's Leisure Code
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Posts

  • May 13, 2025

    Mislabeled Bags: One Pull to Solve Them All

  • May 13, 2025

    Light Bulb and Switches: Solving with Heat and Logic

  • May 13, 2025

    Infinite Power Tower: Solving for Stability

  • May 13, 2025

    Coin Piles Puzzle: Equal Heads Without Seeing

  • May 13, 2025

    Calendar Cubes: Building Every Day of the Month

  • May 13, 2025

    Box Packing Puzzle: Bricks in a Cube

  • May 13, 2025

    25 Horses, 5 Lanes: Finding the Top 3 Fastest

  • May 12, 2025

    The Birthday Problem: Deduction by Dialogue

  • May 12, 2025

    Pair-Draw Casino Game: A Sure Bet Against You

  • May 12, 2025

    Burning Ropes: Timing the Irregular

  • May 12, 2025

    Bridge and Torch: Racing Against the Dark

  • May 12, 2025

    12-Ball Balance Puzzle: Solving in Three Weighings

  • May 11, 2025

    Tiger and Sheep: Parity, Predation, and Rationality

  • May 11, 2025

    Screwy Pirates and Rational Coin Splits

  • Apr 14, 2025

    Combining AI and Finance An End-to-End Earnings Call Analysis Using Gemini and Python

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Ernie's Leisure Code

  • Ernie's Leisure Code
  • ernie55ernie@zohomail.com
  • ernie55ernie
  • b01505025

Ernie Chang is a quantitative researcher and PhD candidate working at the intersection of high-frequency trading, market microstructure, and machine learning. His work spans execution-aware alpha modeling, reinforcement learning for trading strategies, and adversarial perspectives on network security, with publications in leading IEEE venues.