Function select_backend 

pub fn select_backend(size: usize, gpu_available: bool) -> BackendCategory

Select optimal backend for ML operation based on data size

Arguments

• size - Number of elements to process
• gpu_available - Whether GPU is available

Returns

Recommended backend category

Example

use aprender::compute::{select_backend, BackendCategory};

let category = select_backend(50_000, false);
assert_eq!(category, BackendCategory::SimdParallel);