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Using the railway network as a flatbed scanner [video]

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Why This Matters

This innovative approach leverages railway networks and linear cameras to create ultra-wide images, transforming transportation infrastructure into a tool for detailed visual data collection. It highlights advancements in imaging technology and data processing that could impact industries like transportation monitoring and infrastructure inspection. For consumers, it signals potential future applications in enhanced surveillance and environmental monitoring using existing transit systems.

Key Takeaways

Using the railway network as a flatbed scanner

Philomena Gray

19 min

19 min 2026-07-19

2026-07-19 1.4k

1.4k Fahrplan

I've been taking extremely wide photos by pointing an industrial linear camera out the window of a moving train and stitching together the several thousand lines captured per second after the fact.

I'll talk about the pains of measuring the speed and collecting each line fast enough to produce a coherent image, as well as the problems of processing and displaying such wide images.

Licensed to the public under https://creativecommons.org/licenses/by-sa/4.0/

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