scirs2_sparse::adaptive_memory_compression::compressed_data

Struct CompressedMatrix

pub struct CompressedMatrix<T> {
    pub matrixid: u64,
    pub original_rows: usize,
    pub original_cols: usize,
    pub compressed_blocks: Vec<CompressedBlock>,
    pub compression_algorithm: CompressionAlgorithm,
    pub block_size: usize,
    pub metadata: CompressionMetadata,
    /* private fields */
}

Expand description

Compressed sparse matrix representation

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§matrixid: u64§original_rows: usize§original_cols: usize§compressed_blocks: Vec<CompressedBlock>§compression_algorithm: CompressionAlgorithm§block_size: usize§metadata: CompressionMetadata

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impl<T> CompressedMatrix<T>

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pub fn new( matrix_id: u64, original_rows: usize, original_cols: usize, compression_algorithm: CompressionAlgorithm, block_size: usize, ) -> Self

Create a new compressed matrix

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pub fn add_block(&mut self, block: CompressedBlock)

Add a compressed block

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pub fn get_block(&self, block_id: &BlockId) -> Option<&CompressedBlock>

Get block by ID

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pub fn get_block_mut( &mut self, block_id: &BlockId, ) -> Option<&mut CompressedBlock>

Get mutable block by ID

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pub fn remove_block(&mut self, block_id: &BlockId) -> Option<CompressedBlock>

Remove a block

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pub fn get_blocks_by_type(&self, block_type: BlockType) -> Vec<&CompressedBlock>

Get blocks of specific type

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pub fn block_count(&self) -> usize

Get total number of blocks

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pub fn compressed_size(&self) -> usize

Get total compressed size

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pub fn original_size(&self) -> usize

Get total original size

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pub fn compression_ratio(&self) -> f64

Get compression ratio

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pub fn verify_integrity(&self) -> Result<(), String>

Check data integrity

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pub fn memory_footprint(&self) -> usize

Get memory footprint

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pub fn optimize_blocks(&mut self)

Optimize block organization

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pub fn get_blocks_row_major(&self) -> Vec<&CompressedBlock>

Get blocks in row-major order

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pub fn export_metadata(&self) -> MatrixMetadataExport

Export metadata for persistence

Trait Implementations§

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impl<T: Debug> Debug for CompressedMatrix<T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T> UnwindSafe for CompressedMatrix<T>
where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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