Field reports from building Swing Finder. What worked, what didn't,
and what the data actually says about trend-line analysis once you
measure it.
2026-05-09
A model that scores 62% on a held-out test set is fine. A model
that scores 62% on a test set you're sure was actually
held out, with metrics you didn't pick to flatter the result, is
much better. The methodology, the bugs we hit getting there, and
the full numerical receipts for all twelve models on 2.58 million
historical signals each.
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2026-05-08
If "will this line hold?" is the wrong question, what's the right
one? We trained twelve neural networks on 2.58 million held-out
historical signals. Sixteen experiments, three reboots, and one
architecture that finally worked. Headline finding: the model is
right 70 to 81% of the time when it's confident, and
correctly hovers at chance in the middle deciles. It knows what
it knows.
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2026-04-23
You hear it everywhere — technical analysis is horoscopes for
the financially curious. I built a 1.2-million-event statistical
lattice to settle the argument. The skeptics are not entirely
wrong. They are also not entirely right, and the part where they
aren't right is small, weird, and worth knowing about before you
put any money on a chart pattern.
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