Struct CausalMask 

pub struct CausalMask {
    pub batch_size: usize,
}

Causal (autoregressive) attention mask

Prevents positions from attending to subsequent positions. mask[i, j] = 1 if i >= j, else 0

Fields

batch_size: usize

Batch size

Implementations

impl CausalMask

pub fn new(batch_size: usize) -> Self

Create a new causal mask

Trait Implementations

impl AttentionMask for CausalMask

fn build_mask(&self, graph: &mut EinsumGraph, seq_len: usize) -> Result<usize>

Build a mask tensor in the einsum graph

fn mask_type(&self) -> &str

Get mask type name for documentation

impl Clone for CausalMask

fn clone(&self) -> CausalMask

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CausalMask

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.