- Todo
- (user): Use this class where appropriate, i.e. when a SparseColumn is used to store a row vector (by means of RowIndex to ColIndex casting).
A SparseRow is a SparseVector<ColIndex>, with a few methods renamed to help readability on the client side.
Definition at line 43 of file sparse_row.h.
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| | SparseRow () |
| ColIndex | EntryCol (EntryIndex i) const |
| | Use a separate API to get the column and coefficient of entry #i.
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| Fractional | EntryCoefficient (EntryIndex i) const |
| ColIndex | GetFirstCol () const |
| ColIndex | GetLastCol () const |
| void | ApplyColPermutation (const ColumnPermutation &p) |
| void | ApplyPartialColPermutation (const ColumnPermutation &p) |
| | SparseVector () |
| SparseVector & | operator= (const SparseVector &other) |
| Iterator | begin () const |
| Iterator | end () const |
| void | Clear () |
| | Clears the vector, i.e. removes all entries.
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| void | ClearAndRelease () |
| | Clears the vector and releases the memory it uses.
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| void | Reserve (EntryIndex new_capacity) |
| | Reserve the underlying storage for the given number of entries.
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| bool | IsEmpty () const |
| | Returns true if the vector is empty.
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| void | CleanUp () |
| bool | IsCleanedUp () const |
| void | Swap (SparseVector *other) |
| void | PopulateFromSparseVector (const SparseVector &sparse_vector) |
| void | PopulateFromDenseVector (const DenseVector &dense_vector) |
| void | AppendEntriesWithOffset (const SparseVector &sparse_vector, Index offset) |
| bool | CheckNoDuplicates () const |
| void | SetCoefficient (Index index, Fractional value) |
| | Defines the coefficient at index, i.e. vector[index] = value;.
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| void | DeleteEntry (Index index) |
| void | RemoveNearZeroEntries (Fractional threshold) |
| void | RemoveNearZeroEntriesWithWeights (Fractional threshold, const DenseVector &weights) |
| void | MoveEntryToFirstPosition (Index index) |
| void | MoveEntryToLastPosition (Index index) |
| void | MultiplyByConstant (Fractional factor) |
| void | ComponentWiseMultiply (const DenseVector &factors) |
| void | DivideByConstant (Fractional factor) |
| void | ComponentWiseDivide (const DenseVector &factors) |
| void | CopyToDenseVector (Index num_indices, DenseVector *dense_vector) const |
| void | PermutedCopyToDenseVector (const IndexPermutation &index_perm, Index num_indices, DenseVector *dense_vector) const |
| void | AddMultipleToDenseVector (Fractional multiplier, DenseVector *dense_vector) const |
| void | AddMultipleToSparseVectorAndDeleteCommonIndex (Fractional multiplier, Index removed_common_index, Fractional drop_tolerance, SparseVector *accumulator_vector) const |
| void | AddMultipleToSparseVectorAndIgnoreCommonIndex (Fractional multiplier, Index removed_common_index, Fractional drop_tolerance, SparseVector *accumulator_vector) const |
| void | ApplyIndexPermutation (const IndexPermutation &index_perm) |
| | Applies the index permutation to all entries: index = index_perm[index];.
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| void | ApplyPartialIndexPermutation (const IndexPermutation &index_perm) |
| void | MoveTaggedEntriesTo (const IndexPermutation &index_perm, SparseVector *output) |
| Fractional | LookUpCoefficient (Index index) const |
| EntryIndex | num_entries () const |
| | Note this method can only be used when the vector has no duplicates.
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| Index | GetFirstIndex () const |
| Fractional | GetFirstCoefficient () const |
| Index | GetLastIndex () const |
| | Like GetFirst*, but for the last entry.
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| Fractional | GetLastCoefficient () const |
| ::util::IntegerRange< EntryIndex > | AllEntryIndices () const |
| bool | IsEqualTo (const SparseVector &other) const |
| std::string | DebugString () const |
1.14.0