| /external/apache-commons-math/src/main/java/org/apache/commons/math/optimization/general/ |
| NonLinearConjugateGradientOptimizer.java | 50 /** Preconditioner (may be null). */
51 private Preconditioner preconditioner; field in class:NonLinearConjugateGradientOptimizer
70 preconditioner = null;
76 * Set the preconditioner.
77 * @param preconditioner preconditioner to use for next optimization,
78 * may be null to remove an already registered preconditioner
80 public void setPreconditioner(final Preconditioner preconditioner) {
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| /external/tensorflow/tensorflow/contrib/solvers/python/ops/ |
| linear_equations.py | 35 preconditioner=None,
61 preconditioner: An object representing a linear operator, see `operator`
62 for detail. The preconditioner should approximate the inverse of `A`.
63 An efficient preconditioner could dramatically improve the rate of
64 convergence. If `preconditioner` represents matrix `M`(`M` approximates
65 `A^{-1}`), the algorithm uses `preconditioner.apply(x)` to estimate
81 `preconditioner=None`.
94 if preconditioner is None:
99 q = preconditioner.apply(r)
115 if preconditioner is None
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| /external/eigen/test/ |
| incomplete_cholesky.cpp | 61 VERIFY(solver.preconditioner().info() == Eigen::Success);
|
| /external/tensorflow/tensorflow/contrib/solvers/python/kernel_tests/ |
| linear_equations_test.py | 49 # jacobi preconditioner
75 for preconditioner in preconditioners:
79 preconditioner=preconditioner,
|
| /external/eigen/Eigen/src/IterativeLinearSolvers/ |
| IterativeSolverBase.h | 151 typedef typename internal::traits<Derived>::Preconditioner Preconditioner;
193 * Currently, this function mostly calls analyzePattern on the preconditioner. In the future
209 * Currently, this function mostly calls factorize on the preconditioner.
229 * Currently, this function mostly initializes/computes the preconditioner. In the future
271 /** \returns a read-write reference to the preconditioner for custom configuration. */
272 Preconditioner& preconditioner() { return m_preconditioner; } function in class:Eigen::IterativeSolverBase
274 /** \returns a read-only reference to the preconditioner. */
275 const Preconditioner& preconditioner() const { return m_preconditioner; function in class:Eigen::IterativeSolverBase
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| /external/tensorflow/tensorflow/python/kernel_tests/ |
| matrix_solve_ls_op_test.py | 68 preconditioner = l2_regularizer * np.identity(cols)
69 gramian = np.dot(np.conj(matrix.T), matrix) + preconditioner
73 preconditioner = l2_regularizer * np.identity(rows)
74 gramian = np.dot(matrix, np.conj(matrix.T)) + preconditioner
|
