Journal & Notes

Writing

Technical essays, engineering deep-dives, and operational notes.

February 2, 2026•6 min read

Bayesian Ranking vs. Recency: Why Chronological Feeds Dilute Marketplace Quality

Why chronological ordering rewards spam instead of quality, and how we built Groveh's feed using weighted Bayesian estimations to prioritize value.

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January 15, 2026•8 min read

GPS-Locking & Anti-Spoofing: How We Verified Attendance in Class-io

An in-depth look at building spoof-resistant location verification systems on campus using averaged coordinate sampling, mock location detection, and network-time reconciliation.

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