Writing
Two problems solved in production, written up with the numbers that settled them — including the first attempt that failed. Neither a tutorial nor an overview.
Reverse inference
Inferring the rule from the outcome
A public dataset told me the winner of every decision, never the criterion used to pick it. I built an engine that infers it. It rules on 38 cases out of 100 at high confidence, it refuses to rule when it cannot — and it surfaced seven errors in the very data it started from.
Geometry, induction, verification
Filling an official form without a template
Every authority has its own variant of the same form. Maintaining one template per variant is a race you lose, and it fails silently. Here is how you fill a document you have never seen — and above all how you check you have not damaged it.
About the numbers in these articles
Every figure quoted comes from dated internal benchmarks and validations, run on whole populations rather than hand-picked samples. The application domain is a proof, not a market: I do not take public-procurement engagements.
The demo works. Now what?
Describe the situation in three lines — what already exists, what has to exist, and by when. In thirty minutes I’ll tell you which of the three offers it falls into, or that it isn’t for me. Reply within 24 hours on weekdays.