Java Code Examples for org.apache.commons.math3.analysis.differentiation.DerivativeStructure#getFreeParameters()
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org.apache.commons.math3.analysis.differentiation.DerivativeStructure#getFreeParameters() .
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Example 1
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 2
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 3
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} up to order one. * If the function is called with higher order, a {@link NumberIsTooLargeException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception NumberIsTooLargeException if derivation order is greater than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws NumberIsTooLargeException { switch (t.getOrder()) { case 0 : return new DerivativeStructure(t.getFreeParameters(), 0, f.value(t.getValue())); case 1 : { final int parameters = t.getFreeParameters(); final double[] derivatives = new double[parameters + 1]; derivatives[0] = f.value(t.getValue()); final double fPrime = f.derivative().value(t.getValue()); int[] orders = new int[parameters]; for (int i = 0; i < parameters; ++i) { orders[i] = 1; derivatives[i + 1] = fPrime * t.getPartialDerivative(orders); orders[i] = 0; } return new DerivativeStructure(parameters, 1, derivatives); } default : throw new NumberIsTooLargeException(t.getOrder(), 1, true); } } }; }
Example 4
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 5
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} up to order one. * If the function is called with higher order, a {@link NumberIsTooLargeException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception NumberIsTooLargeException if derivation order is greater than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws NumberIsTooLargeException { switch (t.getOrder()) { case 0 : return new DerivativeStructure(t.getFreeParameters(), 0, f.value(t.getValue())); case 1 : { final int parameters = t.getFreeParameters(); final double[] derivatives = new double[parameters + 1]; derivatives[0] = f.value(t.getValue()); final double fPrime = f.derivative().value(t.getValue()); int[] orders = new int[parameters]; for (int i = 0; i < parameters; ++i) { orders[i] = 1; derivatives[i + 1] = fPrime * t.getPartialDerivative(orders); orders[i] = 0; } return new DerivativeStructure(parameters, 1, derivatives); } default : throw new NumberIsTooLargeException(t.getOrder(), 1, true); } } }; }
Example 6
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 7
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} up to order one. * If the function is called with higher order, a {@link NumberIsTooLargeException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception NumberIsTooLargeException if derivation order is greater than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws NumberIsTooLargeException { switch (t.getOrder()) { case 0 : return new DerivativeStructure(t.getFreeParameters(), 0, f.value(t.getValue())); case 1 : { final int parameters = t.getFreeParameters(); final double[] derivatives = new double[parameters + 1]; derivatives[0] = f.value(t.getValue()); final double fPrime = f.derivative().value(t.getValue()); int[] orders = new int[parameters]; for (int i = 0; i < parameters; ++i) { orders[i] = 1; derivatives[i + 1] = fPrime * t.getPartialDerivative(orders); orders[i] = 0; } return new DerivativeStructure(parameters, 1, derivatives); } default : throw new NumberIsTooLargeException(t.getOrder(), 1, true); } } }; }
Example 8
Source File: Nopol2017_0064_t.java From coming with MIT License | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiable}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} with * <em>only</em> one parameter and up to order one. If the function is called with * more parameters or higher order, a {@link DimensionMismatchException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiable toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiable() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception DimensionMismatchException if number of parameters or derivation * order are higher than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws DimensionMismatchException { if (t.getFreeParameters() != 1) { throw new DimensionMismatchException(t.getFreeParameters(), 1); } if (t.getOrder() > 1) { throw new DimensionMismatchException(t.getOrder(), 1); } return t.compose(new double[] { f.value(t.getValue()), f.derivative().value(t.getValue()) }); } }; }
Example 9
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} up to order one. * If the function is called with higher order, a {@link NumberIsTooLargeException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception NumberIsTooLargeException if derivation order is greater than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws NumberIsTooLargeException { switch (t.getOrder()) { case 0 : return new DerivativeStructure(t.getFreeParameters(), 0, f.value(t.getValue())); case 1 : { final int parameters = t.getFreeParameters(); final double[] derivatives = new double[parameters + 1]; derivatives[0] = f.value(t.getValue()); final double fPrime = f.derivative().value(t.getValue()); int[] orders = new int[parameters]; for (int i = 0; i < parameters; ++i) { orders[i] = 1; derivatives[i + 1] = fPrime * t.getPartialDerivative(orders); orders[i] = 0; } return new DerivativeStructure(parameters, 1, derivatives); } default : throw new NumberIsTooLargeException(t.getOrder(), 1, true); } } }; }
Example 10
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 11
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} with * <em>only</em> one parameter and up to order one. If the function is called with * more parameters or higher order, a {@link DimensionMismatchException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception DimensionMismatchException if number of parameters or derivation * order are higher than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws DimensionMismatchException { if (t.getFreeParameters() != 1) { throw new DimensionMismatchException(t.getFreeParameters(), 1); } if (t.getOrder() > 1) { throw new DimensionMismatchException(t.getOrder(), 1); } return t.compose(new double[] { f.value(t.getValue()), f.derivative().value(t.getValue()) }); } }; }
Example 12
Source File: PolynomialFunction.java From astor with GNU General Public License v2.0 | 5 votes |
/** {@inheritDoc} * @since 3.1 * @throws NoDataException if {@code coefficients} is empty. * @throws NullArgumentException if {@code coefficients} is {@code null}. */ public DerivativeStructure value(final DerivativeStructure t) throws NullArgumentException, NoDataException { MathUtils.checkNotNull(coefficients); int n = coefficients.length; if (n == 0) { throw new NoDataException(LocalizedFormats.EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY); } DerivativeStructure result = new DerivativeStructure(t.getFreeParameters(), t.getOrder(), coefficients[n - 1]); for (int j = n - 2; j >= 0; j--) { result = result.multiply(t).add(coefficients[j]); } return result; }
Example 13
Source File: FunctionUtils.java From astor with GNU General Public License v2.0 | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiableFunction}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} up to order one. * If the function is called with higher order, a {@link NumberIsTooLargeException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiableFunction toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiableFunction() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception NumberIsTooLargeException if derivation order is greater than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws NumberIsTooLargeException { switch (t.getOrder()) { case 0 : return new DerivativeStructure(t.getFreeParameters(), 0, f.value(t.getValue())); case 1 : { final int parameters = t.getFreeParameters(); final double[] derivatives = new double[parameters + 1]; derivatives[0] = f.value(t.getValue()); final double fPrime = f.derivative().value(t.getValue()); int[] orders = new int[parameters]; for (int i = 0; i < parameters; ++i) { orders[i] = 1; derivatives[i + 1] = fPrime * t.getPartialDerivative(orders); orders[i] = 0; } return new DerivativeStructure(parameters, 1, derivatives); } default : throw new NumberIsTooLargeException(t.getOrder(), 1, true); } } }; }
Example 14
Source File: Nopol2017_0064_s.java From coming with MIT License | 5 votes |
/** Convert a {@link DifferentiableUnivariateFunction} into a {@link UnivariateDifferentiable}. * <p> * Note that the converted function is able to handle {@link DerivativeStructure} with * <em>only</em> one parameter and up to order one. If the function is called with * more parameters or higher order, a {@link DimensionMismatchException} will be thrown. * </p> * @param f function to convert * @return converted function * @deprecated this conversion method is temporary in version 3.1, as the {@link * DifferentiableUnivariateFunction} interface itself is deprecated */ @Deprecated public static UnivariateDifferentiable toUnivariateDifferential(final DifferentiableUnivariateFunction f) { return new UnivariateDifferentiable() { /** {@inheritDoc} */ public double value(final double x) { return f.value(x); } /** {@inheritDoc} * @exception DimensionMismatchException if number of parameters or derivation * order are higher than 1 */ public DerivativeStructure value(final DerivativeStructure t) throws DimensionMismatchException { if (t.getFreeParameters() != 1) { throw new DimensionMismatchException(t.getFreeParameters(), 1); } if (t.getOrder() > 1) { throw new DimensionMismatchException(t.getOrder(), 1); } return t.compose(new double[] { f.value(t.getValue()), f.derivative().value(t.getValue()) }); } }; }
Example 15
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }
Example 16
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }
Example 17
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }
Example 18
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }
Example 19
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }
Example 20
Source File: Constant.java From astor with GNU General Public License v2.0 | 4 votes |
/** {@inheritDoc} * @since 3.1 */ public DerivativeStructure value(final DerivativeStructure t) { return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c); }