https://www.chenk.top/en/tags/industrial-applications/Recent content in Industrial Applications on Chen Kai BlogHugoenSun, 06 Jul 2025 09:00:00 +0000https://www.chenk.top/en/transfer-learning/12-industrial-applications-and-best-practices/Sun, 06 Jul 2025 09:00:00 +0000https://www.chenk.top/en/transfer-learning/12-industrial-applications-and-best-practices/<p>A three-person team at a fintech startup shipped a fraud-detection model in two weeks that outperformed the previous system built by 12 engineers over 6 months. The secret? They fine-tuned a pretrained transformer on 5,000 labeled transactions instead of architecting a rule-based ensemble from scratch. The model caught 23% more fraud in the first month while cutting false positives in half. When their VP of Engineering asked why the old team took so long, the answer was simple: they didn&rsquo;t have transfer learning.</p>