Don't upscast when computing variance #4283
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Going all the way to f64 is undesirable, especially for low-precision tensors in bf16 or f8 variants. Try to remove the upcast entirely. Signed-off-by: Alex Zinenko <git@ozinenko.com>
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Going all the way to f64 is undesirable, especially for low-precision tensors in bf16 or f8 variants. Try to remove the upcast entirely.