Struct rustlearn::array::sparse::SparseRowArray
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[src]
pub struct SparseRowArray {
// some fields omitted
}A sparse matrix with entries arranged row-wise.
Methods
impl SparseRowArray[src]
fn zeros(rows: usize, cols: usize) -> SparseRowArray
Initialise an empty (rows by cols) matrix.
fn nnz(&self) -> usize
Return the number of nonzero entries.
fn todense(&self) -> Array
Trait Implementations
impl Decodable for SparseRowArray[src]
fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<SparseRowArray, __D::Error>
impl Encodable for SparseRowArray[src]
impl IndexableMatrix for SparseRowArray[src]
fn rows(&self) -> usize
Return the number of rows of the matrix.
fn cols(&self) -> usize
Return the number of columns of the matrix.
unsafe fn get_unchecked(&self, row: usize, column: usize) -> f32
Get the value of the entry at (row, column) without bounds checking.
unsafe fn get_unchecked_mut(&mut self, row: usize, column: usize) -> &mut f32
Get a mutable reference to the value of the entry at (row, column) without bounds checking. Read more
unsafe fn set_unchecked(&mut self, row: usize, column: usize, value: f32)
Set the value of the entry at (row, column) to value without bounds checking.
fn get(&self, row: usize, column: usize) -> f32
Get the value of the entry at (row, column). Read more
fn get_mut(&mut self, row: usize, column: usize) -> &mut f32
Get a mutable reference to value of the entry at (row, column). Read more
fn set(&mut self, row: usize, column: usize, value: f32)
Set the value of the entry at (row, column) to value. Read more
impl<'a> From<&'a Array> for SparseRowArray[src]
fn from(array: &Array) -> SparseRowArray
Performs the conversion.
impl<'a> From<&'a SparseColumnArray> for SparseRowArray[src]
fn from(array: &SparseColumnArray) -> SparseRowArray
Performs the conversion.
impl<'a> RowIterable for &'a SparseRowArray[src]
type Item = SparseArrayView<'a>
type Output = SparseArrayIterator<'a>
fn iter_rows(self) -> SparseArrayIterator<'a>
Iterate over rows of the matrix.
fn iter_rows_range(self, range: Range<usize>) -> SparseArrayIterator<'a>
Iterate over a subset of rows of the matrix.
fn view_row(self, idx: usize) -> SparseArrayView<'a>
View a row of the matrix.