Nonnegative |
Non-negative matrix factorization (NMF) using the classic multiplicative update rules.
Inheritance HierarchySystemObject
Altaxo.Calc.LinearAlgebra.Double.FactorizationNonnegativeMatrixFactorizationBase
Altaxo.Calc.LinearAlgebra.Double.FactorizationNonnegativeMatrixFactorizationByMultiplicativeUpdate
Altaxo.Calc.LinearAlgebra.Double.FactorizationNonnegativeMatrixFactorizationBase
Altaxo.Calc.LinearAlgebra.Double.FactorizationNonnegativeMatrixFactorizationByMultiplicativeUpdate
Namespace: Altaxo.Calc.LinearAlgebra.Double.Factorization
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3572.0 (4.8.3572.0)
SyntaxC#
public class NonnegativeMatrixFactorizationByMultiplicativeUpdate : NonnegativeMatrixFactorizationBase, IEquatable<NonnegativeMatrixFactorizationByMultiplicativeUpdate>
The NonnegativeMatrixFactorizationByMultiplicativeUpdate type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | NonnegativeMatrixFactorizationByMultiplicativeUpdate | Initializes a new instance of the NonnegativeMatrixFactorizationByMultiplicativeUpdate class |
Properties| Name | Description | |
|---|---|---|
 | InitializationMethod |
Gets or sets the initialization method to be used for the factorization.
(Inherited from NonnegativeMatrixFactorizationBase) |
| MaximumNumberOfIterations |
Gets the maximum number of iterations for the factorization algorithm.
(Inherited from NonnegativeMatrixFactorizationBase) |
| NumberOfAdditionalTrials |
Gets the number of additional trials to perform with a random initialization.
(Inherited from NonnegativeMatrixFactorizationBase) |
| Tolerance |
Gets the convergence tolerance.
(Inherited from NonnegativeMatrixFactorizationBase) |
Methods| Name | Description | |
|---|---|---|
| Factorize |
Factorizes the input matrix X into a product of two matrices with the specified rank.
(Inherited from NonnegativeMatrixFactorizationBase) |
| FactorizeOneTrial |
Factorizes a non-negative matrix V into non-negative factors W and H.
(Overrides NonnegativeMatrixFactorizationBaseFactorizeOneTrial(MatrixDouble, Int32)) |
 | Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object) |
| GetType | Gets the Type of the current instance. (Inherited from Object) |
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object) |
Remarks
References: Berry, M. W., Browne, M., Langville, A. N., Pauca, V. P., Plemmons, R. J. (2007). Algorithms and applications for approximate nonnegative matrix factorization. Computational Statistics & Data Analysis, 52(1), 155–173. https://doi.org/10.1016/j.csda.2006.11.006
See Also