Long-form explainers only — no listicles, no filler, no republished press releases. Each entry is diagrammed and worked from intuition to implementation.
From “a signal is a sum of waves” to why the frequency domain makes half of engineering easier.

Background subtraction, optical flow, and the gotchas of detection on real, messy footage.

Why the gap between training and reality is the whole job, plus a checklist to catch it early.

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