Stan TyanTechnical writing from stantyan.com.https://stantyan.com/Tue, 21 Jul 2026 13:00:00 GMTWhy AI Abstention Matters More Than Accuracy in Production AI Memoryhttps://stantyan.com/blog/ai-abstention-matters-more-than-accuracy/https://stantyan.com/blog/ai-abstention-matters-more-than-accuracy/AI abstention separates trustworthy AI memory from confident fabrication. Why a real 'no evidence found' response is harder to engineer than retrieval.Tue, 21 Jul 2026 13:00:00 GMTAI Model Radar #1https://stantyan.com/blog/ai-model-radar-1/https://stantyan.com/blog/ai-model-radar-1/Kimi K3 leads July 2026's radar, with Thinking Machines Inkling, Tencent Hy3, NVIDIA Audex-2B, and Ternary Bonsai 27B. What is verified and what to try first.Mon, 20 Jul 2026 19:00:00 GMTPortable AI Memory or Permanent Lock-In: The Architectural Choice That Will Define AI's Next Decadehttps://stantyan.com/blog/portable-ai-memory-or-permanent-lock-in/https://stantyan.com/blog/portable-ai-memory-or-permanent-lock-in/AI memory is the new vendor lock-in. Open formats from one vendor are not enough - the category needs a neutral interchange standard, and regulation agrees.Tue, 14 Jul 2026 13:00:00 GMTWhy AI Agents Forget by Designhttps://stantyan.com/blog/why-ai-agents-forget/https://stantyan.com/blog/why-ai-agents-forget/AI agent memory failures aren't a bug. Statelessness is the architecture every major LLM provider chose, and the bill for that decision shows up every month.Tue, 07 Jul 2026 13:00:00 GMTSubscription Metrics That Actually Drive Decisionshttps://stantyan.com/blog/subscription-metrics/https://stantyan.com/blog/subscription-metrics/A practitioner's reference to the subscription metrics that connect recurring revenue, retention, LTV, and unit economics into a system you can act on.Wed, 25 Mar 2026 00:00:00 GMT10 Machine Learning Algorithms You'll Actually Use in Productionhttps://stantyan.com/blog/machine-learning-algorithms-production/https://stantyan.com/blog/machine-learning-algorithms-production/The 10 ML algorithms that solve most real-world problems - when to use each, what breaks in production, and runnable Python code for every one.Mon, 16 Mar 2026 00:00:00 GMTThe Science of Entrepreneurshiphttps://stantyan.com/blog/entrepreneurship/https://stantyan.com/blog/entrepreneurship/What data, frameworks, and eight years of startup research actually tell us about building ventures that survive - from Lean Startup to AI-native teams.Sat, 07 Dec 2019 00:00:00 GMTThe Statistics Behind A/B Testinghttps://stantyan.com/blog/statistics-behind-ab-testing/https://stantyan.com/blog/statistics-behind-ab-testing/A practitioner's walkthrough of the math that powers A/B tests - conversion rates, confidence intervals, Z-scores, and when to trust your results.Sat, 17 Aug 2019 00:00:00 GMTHow A/B Testing Workshttps://stantyan.com/blog/ab-testing/https://stantyan.com/blog/ab-testing/A/B testing compares two versions of something to see which performs better. Here's how it works, why confidence intervals matter, and how to avoid common mistakes.Wed, 10 Jul 2019 00:00:00 GMTGet Hired as a Data Scientist with Five Quick Tipshttps://stantyan.com/blog/5-tips-to-get-hired-as-data-scientist/https://stantyan.com/blog/5-tips-to-get-hired-as-data-scientist/Five tips for getting hired as a data scientist or data analyst by making the hiring decision easier.Thu, 02 May 2019 00:00:00 GMT