Quant on Subhajai Benchadhikulhttps://subhajai.benchadhikul.com/tags/quant/Recent content in Quant on Subhajai BenchadhikulHugoen-usFri, 26 Jun 2026 07:00:00 +0700The Overfitting Trap: Why Your AI Strategy Wins on Paper and Bleeds Livehttps://subhajai.benchadhikul.com/posts/2026-06-26-trading-ai-overfitting-trap/Fri, 26 Jun 2026 07:00:00 +0700https://subhajai.benchadhikul.com/posts/2026-06-26-trading-ai-overfitting-trap/An AI trading model that nails the backtest can still lose money the moment it meets a real market. The gap is usually overfitting — and there are ways to catch it before your capital does.