Attention Is All You Need

Vaswani et al., 2017, Attention Is All You Need (Advances in Neural Information Processing Systems 30 (NIPS 2017))

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3.4 Embeddings and Softmax

  1. How are embeddings and the output softmax tied in the Transformer?
    The same weight matrix is shared between the input and output embedding layers and the pre-softmax linear transformation; in the embedding layers the weights are multiplied by \(\sqrt{d_{\text{model}}}\).

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