Source/Systems

Coppelius.Build.Graph

systems/coppelius/src/Coppelius/Build/Graph.alpha

3,461 lines536 declarations124.9 KiBSHA-256 6b9f923bd170

def · lines 575–576

cgEmbeddingHalfTBytes

Full file
the tied embedding's binary16 copy transposed (width x vocab): the final norm's gradient is dlogits E, and the product takes its right operand as B^T -- the vocab x width copy itself would be read as E^T
575def cgEmbeddingHalfTBytes : Nat =
576  (naturalMultiply 2 (naturalMultiply cgVocab cgWidth))

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