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Softmax numerical stability. (#267)

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* Softmax numerical stability.

* Fix the flash-attn test.
This commit is contained in:
Laurent Mazare
2023-07-28 13:13:01 +01:00
committed by GitHub
parent 68eab38de6
commit 3eb2bc6d07
28 changed files with 117 additions and 188 deletions
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2
candle-examples/examples/musicgen/t5_model.rs
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@ -223,7 +223,7 @@ impl T5Attention {
.transpose(1, 2)?;
let scores = q.matmul(&k.t()?)?;
// TODO: position_bias_masked
let attn_weights = scores.softmax(D::Minus1)?;
let attn_weights = candle_nn::ops::softmax(&scores, D::Minus1)?;
let attn_output = attn_weights.matmul(&v)?;
let attn_output = self.o.forward(&attn_output)?;
Ok(attn_output)