Error in model, scaling only q matrix not qK.T dot product (qk.T/sqrt(dim_per_head))#357
Error in model, scaling only q matrix not qK.T dot product (qk.T/sqrt(dim_per_head))#357BenoitDalFerro wants to merge 1 commit intofacebookresearch:mainfrom
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…(dim_per_head) As per Vaswani et al, 2017 p.4 Is torch.matmul(q, k.transpose(2, 3)) / math.sqrt(dim_per_head) not q / math.sqrt(dim_per_head) https://arxiv.org/pdf/1912.05372.pdf
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…t qk.T dot product (qk.T/sqrt(dim_per_head)) As per Vaswani et al, 2017 p.4 - https://arxiv.org/pdf/1912.05372.pdf Is torch.matmul(q, k.transpose(2, 3)) / math.sqrt(dim_per_head) not q / math.sqrt(dim_per_head) This effectively scales queries only and not the queries-keys dot product as should be Mentioned in - original facebookresearch/XLM#357 - dependent original FlauBERT getalp/Flaubert@6d17688 - dependent Huggingface FlauBERT huggingface#21627
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As per Vaswani et al, 2017 p.4
Is torch.matmul(q, k.transpose(2, 3)) / math.sqrt(dim_per_head) not q / math.sqrt(dim_per_head) https://arxiv.org/pdf/1912.05372.pdf