Equation 14 · How AI for Science and Medicine Actually Works
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Symbol u
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What the article says around this equation
where is node v ’s representation after k rounds of message passing, is the edge connecting it to neighbour u , and and are learned functions — the same general operation GNoME’s crystal-graph network applies to atoms and bonds, applied here to points on a sphere and the physical processes connecting them. GraphCast predicts five surface variables and six atmospheric variables across thirty-seven pressure levels, ten days ahead, at six-hour steps [ 5 ] .
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