A field log, since 2026
Practical writing on retrieval systems, agent environments, and machine-learning engineering—grounded in doctoral research and production work.
Recent English editions
Train and evaluate Korean and multilingual embeddings across monolingual, cross-lingual, and code-mixed retrieval with balanced data and native benchmarks.
Build an Astro 5 blog, deploy each Git push through Railway, and connect Cloudflare DNS and CDN, with fixes for SPA fallback and broken Korean SVG text.
Harness engineering designs the rules, tools, memory, permissions, roles, and validation around an AI agent. Learn the agent loop and a seven-axis roadmap.
