nuget
Created by duy on 31/1/15.
JamaHelper
01 Syntax
Microsoft.VisualBasic.Data.Bootstrapping.LevenbergMarquardt.JamaHelper
02 Methods
| Name | Overloads | Summary |
|---|---|---|
| solvePSDMatrixEq | 1 | Solves the matrix equation A * x = b where A is assumed to be positive definite by using Cholesky decomposition |
| dotProduct | 1 | Computes the dot product between vectors u and v |
03 Members
solvePSDMatrixEq(
NumericMatrix, NumericMatrix)Solves the matrix equation A * x = b where A is assumed to be positive definite by using Cholesky decomposition
Parameters
| Name | Type | Description |
|---|---|---|
A | NumericMatrix | Matrix on the left-hand side of the equation |
b | NumericMatrix | Matrix on the right-hand side of the equation |
Returns
The solution of the equation A * x = b, OR null if A is not positive definite
dotProduct(
NumericMatrix, NumericMatrix)Computes the dot product between vectors u and v
Parameters
| Name | Type | Description |
|---|---|---|
u | NumericMatrix | A row or column vector |
v | NumericMatrix | A row or column vector |
Returns
Real number which is the dot product between u and v