I · THE OBJECT · BRITISH MUSEUM
Rhyd-y-gors Shield
A sheet of copper alloy less than a millimetre thick, hammered flat and decorated with concentric ridges — found in a Welsh bog, too fragile to have stopped a blade.
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9 JUL 2026
Day 190
What we observe is not nature itself, but nature exposed to our method of questioning.
II · THE IDEA · ARTIFICIAL INTELLIGENCE
Multi-Task Learning with Task Balancing
When several objectives share one network, a single loss can drown the others. Weighting each task by its own learned uncertainty keeps every gradient in play.
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Written before source checking was enforced · facts in this lesson are unverified
III · THE WORK · ART HISTORY
Rokeby Venus
Venus lies with her back to us; Cupid holds a mirror that seems to return her face. Velázquez’s only surviving female nude keeps looking and desire in careful tension.
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