Struct sbr::data::CompressedInteractions

pub struct CompressedInteractions { /* fields omitted */ }

A compressed representation of interactions, where the interactions themselves are arranged by user and by timestamp.

Normally created by Interactions::to_compressed.

Methods

impl CompressedInteractions

Important traits for CompressedInteractionsUserIterator<'a>

impl<'a> Iterator for CompressedInteractionsUserIterator<'a> type Item = CompressedInteractionsUser<'a>;

pub fn iter_users(&self) -> CompressedInteractionsUserIterator

Iterate over users.

pub fn get_user(&self, user_id: UserId) -> Option<CompressedInteractionsUser>

Get a particular user's interactions.

pub fn num_users(&self) -> usize

Return number of users.

pub fn num_items(&self) -> usize

Return number of items.

pub fn shape(&self) -> (usize, usize)

Return (num_users, num_items).

pub fn to_interactions(&self) -> Interactions

Convert to Interactions.

Trait Implementations

impl Clone for CompressedInteractions

fn clone(&self) -> CompressedInteractions

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for CompressedInteractions

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

Formats the value using the given formatter.

impl<'a> From<&'a Interactions> for CompressedInteractions

fn from(interactions: &Interactions) -> CompressedInteractions

Performs the conversion.