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Use the same default as pytorch for sum. (#164)

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This commit is contained in:
Laurent Mazare
2023-07-13 21:32:32 +01:00
committed by GitHub
parent 57be3638d8
commit 2bfa791336
13 changed files with 123 additions and 56 deletions
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4
candle-nn/tests/layer_norm.rs
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@ -30,10 +30,10 @@ fn layer_norm() -> Result<()> {
[4.1742344, 0.5, -3.1742344]
]]
);
let mean = (res.sum(&[2])? / 3.0)?;
let mean = (res.sum_keepdim(&[2])? / 3.0)?;
// The average value should be `b`.
assert_eq!(mean.to_vec3::<f32>()?, [[[0.5], [0.5], [0.5]]]);
let std = (res.broadcast_sub(&mean)?.sqr()?.sum(&[2])?.sqrt()? / 3.0)?;
let std = (res.broadcast_sub(&mean)?.sqr()?.sum_keepdim(&[2])?.sqrt()? / 3.0)?;
// The standard deviation should be sqrt(`w`).
assert_eq!(
std.to_vec3::<f32>()?,