Module index_

Low-level API for sampling indices

Enums

IndexVec

A vector of indices.

IndexVecIntoIter

Return type of IndexVec::into_iter.

IndexVecIter

Return type of IndexVec::iter.

Traits

UInt 🔒

Functions

sample

Randomly sample exactly amount distinct indices from 0..length, and return them in random order (fully shuffled).

sample_efraimidis_spirakis 🔒

Randomly sample amount distinct indices from 0..length

sample_floyd 🔒

Randomly sample exactly amount indices from 0..length, using Floyd’s combination algorithm.

sample_inplace 🔒

Randomly sample exactly amount indices from 0..length, using an inplace partial Fisher-Yates method. Sample an amount of indices using an inplace partial fisher yates method.

sample_rejection 🔒

Randomly sample exactly amount indices from 0..length, using rejection sampling.

sample_weighted

Randomly sample amount distinct indices from 0..length