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multilabel_soft_margin_loss_forward

teeny_kernels::nn::loss::nll

Function multilabel_soft_margin_loss_forward 

Source 
pub fn multilabel_soft_margin_loss_forward<T: Triton, const BLOCK_SIZE: i32>(
    input_ptr: T::Pointer<f32>,
    target_ptr: T::Pointer<f32>,
    out_ptr: T::Pointer<f32>,
    n_elements: i32,
)
where
    T::I32Tensor: Tensor<i32, 1> + Comparison<i32, BoolTensor = T::BoolTensor>,
    T::Pointer<f32>: AddOffsets<i32, 1, T::I32Tensor, Output = T::Tensor<T::Pointer<f32>>>,
Expand description

Multi-label soft-margin loss forward (element-wise).

Identical to BCEWithLogitsLoss per element:

out = max(x, 0) - x*y + log(1 + exp(-|x|))

Grid: [ceil(n / BLOCK_SIZE), 1, 1], block [128, 1, 1].