Jev in Channel Finder: using typed relevance scoring for similar-channel search
A practical case study on where semantic judgment belongs, what ordinary code should still own, and how to evaluate the boundary.
Latest articles
Make a 90-Day Creator Activity Filter Reproducible
Separate publication time, capture time, and evaluation time so historical creator activity filters can be reproduced without pretending stale observations are current.
Fine Pitch in JavaScript: Semitones, Cents, and Playback Rate
A small JavaScript layer for pitch-ratio calculations, signed fine-tuning corrections, and the browser playback-speed trap.
A Repeatable Listening Test for Pitch-Shifting Engines
A manual comparison procedure for checking vocal identity and artifacts alongside a speaker-similarity metric.
Thai Text in JavaScript: UTF-16 Positions, Grapheme Segments, and Lesson Units
I make Learn Thai Alphabet & Tones, so Thai text is a useful place to be precise about what a JavaScript "position" means. For this article I wrote and ran an original diagnostic to inspect two string
How to deduplicate a YouTube channel list
Resolve aliases to confirmed channel IDs, group matching identities, and preserve source rows for review and correction.
Modeling One Thai Tone Rule in TypeScript: Unmarked Live Syllables
มา and ขา are a useful pair for a very small Thai tone-rule exercise. Both use the long vowel า, both are open live syllables, and neither has a written tone mark. The relevant difference is the initi
Recent median views: what the metric actually says
How to define the observation window, compute a median correctly, and avoid reading more into a YouTube metric card than the data supports.
How I measured singer identity after pitch shifting
I built the Key Changer Engine because I wanted a desktop Chrome transposer that sounded acceptable to my own ears in both directions. Upward vocals could sound too cartoonish to me, while downward sh