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Reveal Invisible Motion With This Clever Video Trick

Reveal Invisible Motion With This Clever Video Trick on HackerTube: recommended by 1 Hacker News commenter across 1 month, 2020–2022.

Steve Mould

explainer · evergreen

Open on YouTube

Steve Mould explains motion amplification and video magnification, techniques that find tiny changes in video invisible to the eye and exaggerate them. He covers the MIT research and industrial uses such as diagnosing vibrating machinery.

Why Hacker News recommends it

Pointed to as an approachable layperson's explanation whenever video magnification or vibration visualization comes up.

people recommended it
1
separate months
1
strong recommendations
0
discussed on HN
2020–2022
“Steve Mould's layman's video”
— djmips, Sep 2020, in “Eulerian Video Magnification”

What HN commenters said

4 Hacker News comments link this video. Each one links back to its thread.

djmipsSep 2020Recommends

I found this other video on the topic that I wanted to share. [link] and Steve Mould's layman's video ▶ this video

in “Eulerian Video Magnification” · View on HN

mgdlbpAug 2022Cites it

There is indeed research in doing that -- "motion magnification" visualizing vibrations in machinery: ▶ this video overview of research, and discussions on HN: [link] TED talk: [link] edit: TFA: > from the change of a single pixel’s color value over time, it’s possible to infer motions smaller than a pixel. > the researchers borrowed a technique from earlier work on algorithms that amplify minuscule variations in video,

in “Extracting Audio from Visual Information” · View on HN

davidb_Oct 2021Cites it

Combining this with Motion Amplification/Video Magnification [1] could result in some very interesting visuals and applications for factory equipment. [1] ▶ this video Explainer Youtube video about Motion Amplification

in “DIY Acoustic Camera” · View on HN

djmipsSep 2020Cites it

I saw a Steve Mould video on this recently. ▶ this video The guy who used it seems to imply his version had a bit of 'special sauce'

in “Eulerian Video Magnification” · View on HN

Topics & tags

Everyday physics & science demosComputer vision, speech & NLPeulerian video magnificationmotion amplificationvibrationcomputer visionsteve mould