Struct MemoryOptimizedImputer 

pub struct MemoryOptimizedImputer { /* private fields */ }

Memory-efficient imputation strategies

Implementations

impl MemoryOptimizedImputer

pub fn new() -> Self

Create a new memory-optimized imputer

pub fn strategy(self, strategy: MemoryStrategy) -> Self

Set the memory optimization strategy

pub fn chunk_size(self, chunk_size: usize) -> Self

Set chunk size for chunked processing

pub fn use_sparse(self, use_sparse: bool) -> Self

Enable/disable sparse matrix optimization

pub fn use_memory_mapping(self, use_mmap: bool) -> Self

Enable/disable memory mapping

pub fn temp_dir(self, temp_dir: PathBuf) -> Self

Set temporary directory for memory-mapped files

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

Estimate memory requirements for a dataset

pub fn should_use_sparse(&self, array: &Array2<f64>) -> bool

Check if the dataset would benefit from sparse representation

pub fn process_large_dataset<F>( &self, array: &Array2<f64>, processor: F, ) -> SklResult<Array2<f64>>

where F: FnMut(&ArrayView2<'_, f64>) -> SklResult<Array2<f64>>,

Process large dataset with memory optimization

Trait Implementations

impl Default for MemoryOptimizedImputer

fn default() -> Self

Returns the “default value” for a type.