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A little about TruPath ↗ FROM THE FIELD / SWING TRAINER Editor’s selection Computer vision 8 min read
The physics boundary inside Swing Trainer: what monocular video can support, what calibration might unlock, and what still requires an external instrument.
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Latest field notes 01 Sep 7, 2026
A more capable coding agent can cross a larger problem in one run. That makes scope, receipts, and independent verification more important, not less.
5 min read · Reflection 02 Sep 7, 2026
A beautiful knowledge graph becomes another inbox unless it is clear what belongs there, what stays elsewhere, and which system is allowed to call work complete.
5 min read · Pattern 03 Sep 7, 2026
The environment had terrain, trees, bunkers, and mountains. It still did not feel like the concept, because technical completeness and visual authorship are different jobs.
5 min read · Postmortem All 42 field notes ↗ Research / 01 Technical review
What a phone camera can tell us about a golf club—and where physical measurement needs more evidence.
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Three sign-recognition models recovered when the training recipe changed. A closer look at what model comparisons actually measure.
Read paper ↗ Research / 03 preprint
An audit of sign recognition on unseen signers, with multiple seeds and explicit limits on what the results establish.
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FROM THE FIELD / SWING TRAINER