Yosgi Siqi Liu

Working across two tech startups, I use Codex to coordinate and Claude to implement, while focusing more of my own attention on direction, judgment, and responsibility.

Making scan results land in the right place

How we split 2D detection and 3D verification into two stages to reduce false positives in digital twin asset annotation, and how that revealed the next recall bottleneck

How we turned free-form 3D exploration into measurable coverage scanning for valve inventory in a digital twin factory

Tool and Code do not just differ in expressiveness; they also fail at different times. This article explains why multi-round Agent systems amplify that difference.

Multi-tool agents become unreliable when the same task takes different tool paths each time. This article explains why Skills should preserve validated execution paths, not one-off results, and why …