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Challenge JournalEdition of 2026-11-02

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4 articles · 01 Nov 2026, 08:00 UTC — 02 Nov 2026, 08:00 UTC

Tools & data desk · 2026-11-02

An OpenGL canvas broadens vc3d’s visualization options

A developer reported extracting an OpenGL canvas from a fibers3d contribution into a more general vc3d canvas. The discussion identified surface normals and isometry as possible overlays, alongside device-accelerated visualization. A later…

5 original sources · posting dates

Ink desk · 2026-11-02

Faster unrolling still faces a readability bottleneck

A contributor described progress with unrolling and three-dimensional ink detection at 9.6 micrometres on Paris 4, while stressing that recent winding-model improvements had stalled. The same account estimated roughly two hours for…

5 original sources · posting dates

Papyrology desk · 2026-11-02

Promising strokes meet a familiar question: signal or noise?

A papyrology discussion returned to the difficulty of separating apparent letter shapes from segmentation artefacts and visual noise. After a participant asked whether a candidate was promising, another suggested checking the raw…

5 original sources · posting dates