Meridian Signal LabMeridian Signal LabDSP / VISION / ML
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Every entry, newest first.

Long-form explainers only — no listicles, no filler, no republished press releases. Each entry is diagrammed and worked from intuition to implementation.

SIG-01
2026-05-12
Signal Processing

The Fourier transform, explained the way it finally clicked

From “a signal is a sum of waves” to why the frequency domain makes half of engineering easier.

The Fourier transform, explained the way it finally clicked
CV-02
2026-03-28
Computer Vision

How video analytics actually detects motion

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

How video analytics actually detects motion
ML-03
2026-02-04
Applied ML

Overfitting is not a bug you fix once

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

Overfitting is not a bug you fix once

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