Data-Quality on Ashwin Viswamithiranhttps://ashwinviswamithiran.com/tags/data-quality/Recent content in Data-Quality on Ashwin ViswamithiranAshwin Viswamithiranhttps://ashwinviswamithiran.com/og-default.pnghttps://ashwinviswamithiran.com/og-default.pngHugoen-usWed, 30 Sep 2026 00:00:00 +0000It Reads Better Than It Decideshttps://ashwinviswamithiran.com/writing/it-reads-better-than-it-decides/Wed, 30 Sep 2026 00:00:00 +0000https://ashwinviswamithiran.com/writing/it-reads-better-than-it-decides/Building an OpenCTI enrichment connector on Gemini: where the model was genuinely good, where it would have done real damage, and the six times running it made me move a decision out of the model and into deterministic code.Cozy Bear, The Dukes, and APT29 Walk Into a Databasehttps://ashwinviswamithiran.com/writing/cozy-bear-the-dukes-and-apt29/Thu, 07 May 2026 00:00:00 +0000https://ashwinviswamithiran.com/writing/cozy-bear-the-dukes-and-apt29/Teaching a threat-intelligence knowledge base that half a dozen vendor names can mean one adversary, why I stopped short of catching every duplicate, and what I found when I finally audited my own matcher instead of trusting the design.