Struct PositionalEmbedding 

pub struct PositionalEmbedding {
    pub embedding: Embedding,
    pub max_len: usize,
}

Learned positional embedding.

Fields

embedding: Embedding

Position embedding weights

max_len: usize

Maximum sequence length

Implementations

impl PositionalEmbedding

pub fn new(max_len: usize, embed_dim: usize) -> Self

Creates a new learned positional embedding.

pub fn forward_positions(&self, seq_len: usize, batch_size: usize) -> Variable

Gets positional embeddings for a sequence length.

Trait Implementations

impl Debug for PositionalEmbedding

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

Formats the value using the given formatter.

impl Module for PositionalEmbedding

fn forward(&self, input: &Variable) -> Variable

Performs the forward pass.

fn parameters(&self) -> Vec<Parameter>

Returns all parameters of this module.

fn named_parameters(&self) -> HashMap<String, Parameter>

Returns named parameters of this module.

fn num_parameters(&self) -> usize

Returns the number of trainable parameters.

fn train(&mut self)

Sets the module to training mode.

fn eval(&mut self)

Sets the module to evaluation mode.

fn set_training(&mut self, _training: bool)

Sets the training mode.

fn is_training(&self) -> bool

Returns whether the module is in training mode.

fn zero_grad(&self)

Zeros all gradients of parameters.

fn name(&self) -> &'static str

Returns the module name for debugging.