Package com.opengamma.analytics.math.matrix

Examples of com.opengamma.analytics.math.matrix.DoubleMatrix1D


        final Double valueBumpedMinus = instrument.accept(_valueCalculator, marketDscBumpedMinus);
        final Double valueDiff = valueBumpedPlus - valueBumpedMinus;
        sensitivity[loopnode] = valueDiff / (2 * _shift);
      }
      final String name = multicurve.getName(ccy);
      result = result.plus(name, new DoubleMatrix1D(sensitivity));
    }
    // Forward ON
    final Set<IndexON> indexON = multicurve.getIndexesON();
    for (final IndexON index : indexON) {
      final YieldAndDiscountCurve curve = multicurve.getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[] sensitivity = new double[nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumpedPlus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedPlus[loopnode] += _shift;
        final YieldAndDiscountCurve fwdBumpedPlus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedPlus, curveInt.getInterpolator(), true));
        final MulticurveProviderDiscount marketFwdBumpedPlus = multicurve.withForward(index, fwdBumpedPlus);
        final Double valueBumpedPlus = instrument.accept(_valueCalculator, marketFwdBumpedPlus);
        final double[] yieldBumpedMinus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedMinus[loopnode] -= _shift;
        final YieldAndDiscountCurve fwdBumpedMinus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedMinus,
            curveInt.getInterpolator(), true));
        final MulticurveProviderDiscount marketFwdBumpedMinus = multicurve.withForward(index, fwdBumpedMinus);
        final Double valueBumpedMinus = instrument.accept(_valueCalculator, marketFwdBumpedMinus);
        final Double valueDiff = valueBumpedPlus - valueBumpedMinus;
        sensitivity[loopnode] = valueDiff / (2 * _shift);
      }
      final String name = multicurve.getName(index);
      result = result.plus(name, new DoubleMatrix1D(sensitivity));
    }
    // Forward Ibor - symmetrical
    final Set<IborIndex> indexForward = multicurve.getIndexesIbor();
    for (final IborIndex index : indexForward) {
      final YieldAndDiscountCurve curve = multicurve.getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[] sensitivity = new double[nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumpedPlus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedPlus[loopnode] += _shift;
        final YieldAndDiscountCurve fwdBumpedPlus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedPlus, curveInt.getInterpolator(), true));
        final MulticurveProviderDiscount marketFwdBumpedPlus = multicurve.withForward(index, fwdBumpedPlus);
        final Double valueBumpedPlus = instrument.accept(_valueCalculator, marketFwdBumpedPlus);
        final double[] yieldBumpedMinus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedMinus[loopnode] -= _shift;
        final YieldAndDiscountCurve fwdBumpedMinus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedMinus,
            curveInt.getInterpolator(), true));
        final MulticurveProviderDiscount marketFwdBumpedMinus = multicurve.withForward(index, fwdBumpedMinus);
        final Double valueBumpedMinus = instrument.accept(_valueCalculator, marketFwdBumpedMinus);
        final Double valueDiff = valueBumpedPlus - valueBumpedMinus;
        sensitivity[loopnode] = valueDiff / (2 * _shift);
      }
      final String name = multicurve.getName(index);
      result = result.plus(name, new DoubleMatrix1D(sensitivity));
    }
    return result;
  }
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    // YieldAndDiscount
    for (final Currency ccySensi : sensitivity.getCurrencies()) {
      final Map<String, List<DoublesPair>> sensitivityDsc = sensitivity.getSensitivity(ccySensi).getYieldDiscountingSensitivities();
      for (final Map.Entry<String, List<DoublesPair>> entry : sensitivityDsc.entrySet()) {
        if (curvesSet.contains(entry.getKey())) {
          result = result.plus(new ObjectsPair<>(entry.getKey(), ccySensi), new DoubleMatrix1D(multicurves.parameterSensitivity(entry.getKey(), entry.getValue())));
        }
      }
    }
    // Forward
    for (final Currency ccySensi : sensitivity.getCurrencies()) {
      final Map<String, List<ForwardSensitivity>> sensitivityFwd = sensitivity.getSensitivity(ccySensi).getForwardSensitivities();
      for (final Map.Entry<String, List<ForwardSensitivity>> entry : sensitivityFwd.entrySet()) {
        if (curvesSet.contains(entry.getKey())) {
          result = result.plus(new ObjectsPair<>(entry.getKey(), ccySensi), new DoubleMatrix1D(multicurves.parameterForwardSensitivity(entry.getKey(), entry.getValue())));
        }
      }
    }
    return result;
  }
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    final MatrixAlgebra algebra = MatrixAlgebraFactory.COMMONS_ALGEBRA;
    for (final Map.Entry<Pair<String, Currency>, DoubleMatrix1D> entry : _sensitivity.entrySet()) {
      final Pair<String, Currency> nameCcy = entry.getKey();
      final double fxRate = fxMatrix.getFxRate(nameCcy.getSecond(), ccy);
      final Pair<String, Currency> nameCcyNew = Pair.of(nameCcy.getFirst(), ccy);
      final DoubleMatrix1D sensitivityNew = (DoubleMatrix1D) algebra.scale(entry.getValue(), fxRate);
      result = result.plus(nameCcyNew, sensitivityNew);
    }
    return result;
  }
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    bundle.setAll(newCurves);
    final double[] res = new double[_data.getNumberOfInstruments()];
    for (int i = 0; i < _data.getNumberOfInstruments(); i++) {
      res[i] = _data.getInstrument(i).accept(_calculator, bundle);
    }
    return new DoubleMatrix1D(res);
  }
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    final GeneratorMulticurveProviderForward generator = new GeneratorMulticurveProviderForward(knownData, discountingMap, forwardIborMap, forwardONMap, generatorsMap);
    final MulticurveProviderForwardBuildingData data = new MulticurveProviderForwardBuildingData(instruments, generator);
    final Function1D<DoubleMatrix1D, DoubleMatrix1D> curveCalculator = new MulticurveProviderForwardFinderFunction(calculator, data);
    final Function1D<DoubleMatrix1D, DoubleMatrix2D> jacobianCalculator = new MulticurveProviderForwardFinderJacobian(
        new ParameterSensitivityMulticurveMatrixCalculator(sensitivityCalculator), data);
    final double[] parameters = _rootFinder.getRoot(curveCalculator, jacobianCalculator, new DoubleMatrix1D(initGuess)).getData();
    final MulticurveProviderForward newCurves = data.getGeneratorMarket().evaluate(new DoubleMatrix1D(parameters));
    return new ObjectsPair<>(newCurves, ArrayUtils.toObject(parameters));
  }
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      final InstrumentDerivativeVisitor<MulticurveProviderInterface, MulticurveSensitivity> sensitivityCalculator) {
    final GeneratorMulticurveProviderForward generator = new GeneratorMulticurveProviderForward(knownData, discountingMap, forwardIborMap, forwardONMap, generatorsMap);
    final MulticurveProviderForwardBuildingData data = new MulticurveProviderForwardBuildingData(instruments, generator);
    final Function1D<DoubleMatrix1D, DoubleMatrix2D> jacobianCalculator = new MulticurveProviderForwardFinderJacobian(
        new ParameterSensitivityMulticurveMatrixCalculator(sensitivityCalculator), data);
    final DoubleMatrix2D jacobian = jacobianCalculator.evaluate(new DoubleMatrix1D(parameters));
    final DoubleMatrix2D inverseJacobian = MATRIX_ALGEBRA.getInverse(jacobian);
    final double[][] matrixTotal = inverseJacobian.getData();
    final DoubleMatrix2D[] result = new DoubleMatrix2D[nbParameters.length];
    int startCurve = 0;
    for (int loopmat = 0; loopmat < nbParameters.length; loopmat++) {
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    return res;
  }

  private double[] solve(final double[][] v, final double[] y, final Decomposition<?> decomp) {
    final DecompositionResult decompRes = decomp.evaluate(new DoubleMatrix2D(v));
    final DoubleMatrix1D res = decompRes.solve(new DoubleMatrix1D(y));
    return res.getData();
  }
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          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / _shift;
        }
      }
      final String name = black.getInflationProvider().getName(index);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }

    // Discounting
    final Set<Currency> ccyDiscounting = black.getInflationProvider().getCurrencies();
    for (final Currency ccy : ccyDiscounting) {
      final YieldAndDiscountCurve curve = black.getInflationProvider().getCurve(ccy);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[][] sensitivity = new double[nbCcy][nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumped = curveInt.getYDataAsPrimitive().clone();
        yieldBumped[loopnode] += _shift;
        final YieldAndDiscountCurve dscBumped = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumped, curveInt.getInterpolator(), true));
        final BlackSmileCapInflationYearOnYearProviderDiscount marketDscBumped = new BlackSmileCapInflationYearOnYearProviderDiscount(black.getInflationProvider().withDiscountFactor(ccy, dscBumped),
            black.getBlackParameters());
        final MultipleCurrencyAmount pvBumped = instrument.accept(_valueCalculator, marketDscBumped);
        final MultipleCurrencyAmount pvDiff = pvBumped.plus(pvInitMinus);
        for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / _shift;
        }
      }
      final String name = black.getInflationProvider().getName(ccy);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    // Forward ON
    final Set<IndexON> indexON = black.getInflationProvider().getIndexesON();
    for (final IndexON index : indexON) {
      final YieldAndDiscountCurve curve = black.getInflationProvider().getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[][] sensitivity = new double[nbCcy][nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumped = curveInt.getYDataAsPrimitive().clone();
        yieldBumped[loopnode] += _shift;
        final YieldAndDiscountCurve fwdBumped = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumped, curveInt.getInterpolator(), true));
        final BlackSmileCapInflationYearOnYearProviderDiscount marketFwdBumped = new BlackSmileCapInflationYearOnYearProviderDiscount(black.getInflationProvider().withForward(index, fwdBumped),
            black.getBlackParameters());
        final MultipleCurrencyAmount pvBumped = instrument.accept(_valueCalculator, marketFwdBumped);
        final MultipleCurrencyAmount pvDiff = pvBumped.plus(pvInitMinus);
        for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / _shift;
        }
      }
      final String name = black.getInflationProvider().getName(index);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    // Forward Ibor
    final Set<IborIndex> indexForward = black.getInflationProvider().getIndexesIbor();
    for (final IborIndex index : indexForward) {
      final YieldAndDiscountCurve curve = black.getInflationProvider().getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[][] sensitivity = new double[nbCcy][nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumped = curveInt.getYDataAsPrimitive().clone();
        yieldBumped[loopnode] += _shift;
        final YieldAndDiscountCurve fwdBumped = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumped, curveInt.getInterpolator(), true));
        final BlackSmileCapInflationYearOnYearProviderDiscount marketFwdBumped = new BlackSmileCapInflationYearOnYearProviderDiscount(black.getInflationProvider().withForward(index, fwdBumped),
            black.getBlackParameters());
        final MultipleCurrencyAmount pvBumped = instrument.accept(_valueCalculator, marketFwdBumped);
        final MultipleCurrencyAmount pvDiff = pvBumped.plus(pvInitMinus);
        for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / _shift;
        }
      }
      final String name = black.getInflationProvider().getName(index);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    return result;
  }
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      for (int loopstrike = 0; loopstrike < volatilityModel.getNumberStrike(); loopstrike++) {
        vega[loopexp][loopstrike] = nodeWeight[loopexp][loopstrike] * pointSensitivity.getVega().getMap().get(point);
      }
    }
    return new PresentValueForexBlackVolatilityNodeSensitivityDataBundle(optionForex.getUnderlyingOption().getUnderlyingForex().getCurrency1(),
        optionForex.getUnderlyingOption().getUnderlyingForex().getCurrency2(), new DoubleMatrix1D(volatilityModel.getTimeToExpiration()),
        new DoubleMatrix1D(volatilityModel.getDeltaFull()), new DoubleMatrix2D(vega));
  }
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          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / (2 * _shift);
        }
      }
      final String name = data.getMulticurveProvider().getName(ccy);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    // Forward ON
    final Set<IndexON> indexON = data.getMulticurveProvider().getIndexesON();
    for (final IndexON index : indexON) {
      final YieldAndDiscountCurve curve = data.getMulticurveProvider().getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[][] sensitivity = new double[nbCcy][nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumpedPlus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedPlus[loopnode] += _shift;
        final YieldAndDiscountCurve dscBumpedPlus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedPlus, curveInt.getInterpolator(), true));
        final BlackForexSmileProviderDiscount marketFwdBumpedPlus = new BlackForexSmileProviderDiscount(data.getMulticurveProvider().withForward(index, dscBumpedPlus), data.getVolatility(),
            data.getCurrencyPair());
        final MultipleCurrencyAmount pvBumpedPlus = instrument.accept(_valueCalculator, marketFwdBumpedPlus);
        final double[] yieldBumpedMinus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedMinus[loopnode] -= _shift;
        final YieldAndDiscountCurve dscBumpedMinus = new YieldCurve(curveInt.getName(),
            new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedMinus, curveInt.getInterpolator(), true));
        final BlackForexSmileProviderDiscount marketFwdBumpedMinus = new BlackForexSmileProviderDiscount(data.getMulticurveProvider().withForward(index, dscBumpedMinus), data.getVolatility(),
            data.getCurrencyPair());
        final MultipleCurrencyAmount pvBumpedMinus = instrument.accept(_valueCalculator, marketFwdBumpedMinus);
        final MultipleCurrencyAmount pvDiff = pvBumpedPlus.plus(pvBumpedMinus.multipliedBy(-1.0));
        for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / (2 * _shift);
        }
      }
      final String name = data.getMulticurveProvider().getName(index);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    // Forward Ibor
    final Set<IborIndex> indexForward = data.getMulticurveProvider().getIndexesIbor();
    for (final IborIndex index : indexForward) {
      final YieldAndDiscountCurve curve = data.getMulticurveProvider().getCurve(index);
      ArgumentChecker.isTrue(curve instanceof YieldCurve, "Curve should be a YieldCurve");
      final YieldCurve curveYield = (YieldCurve) curve;
      ArgumentChecker.isTrue(curveYield.getCurve() instanceof InterpolatedDoublesCurve, "Yield curve should be based on InterpolatedDoublesCurve");
      final InterpolatedDoublesCurve curveInt = (InterpolatedDoublesCurve) curveYield.getCurve();
      final int nbNodePoint = curveInt.getXDataAsPrimitive().length;
      final double[][] sensitivity = new double[nbCcy][nbNodePoint];
      for (int loopnode = 0; loopnode < nbNodePoint; loopnode++) {
        final double[] yieldBumpedPlus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedPlus[loopnode] += _shift;
        final YieldAndDiscountCurve dscBumpedPlus = new YieldCurve(curveInt.getName(), new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedPlus, curveInt.getInterpolator(), true));
        final BlackForexSmileProviderDiscount marketFwdBumpedPlus = new BlackForexSmileProviderDiscount(data.getMulticurveProvider().withForward(index, dscBumpedPlus), data.getVolatility(),
            data.getCurrencyPair());
        final MultipleCurrencyAmount pvBumpedPlus = instrument.accept(_valueCalculator, marketFwdBumpedPlus);
        final double[] yieldBumpedMinus = curveInt.getYDataAsPrimitive().clone();
        yieldBumpedMinus[loopnode] -= _shift;
        final YieldAndDiscountCurve dscBumpedMinus = new YieldCurve(curveInt.getName(),
            new InterpolatedDoublesCurve(curveInt.getXDataAsPrimitive(), yieldBumpedMinus, curveInt.getInterpolator(), true));
        final BlackForexSmileProviderDiscount marketFwdBumpedMinus = new BlackForexSmileProviderDiscount(data.getMulticurveProvider().withForward(index, dscBumpedMinus), data.getVolatility(),
            data.getCurrencyPair());
        final MultipleCurrencyAmount pvBumpedMinus = instrument.accept(_valueCalculator, marketFwdBumpedMinus);
        final MultipleCurrencyAmount pvDiff = pvBumpedPlus.plus(pvBumpedMinus.multipliedBy(-1.0));
        for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
          sensitivity[loopccypv][loopnode] = pvDiff.getAmount(ccyList.get(loopccypv)) / (2 * _shift);
        }
      }
      final String name = data.getMulticurveProvider().getName(index);
      for (int loopccypv = 0; loopccypv < nbCcy; loopccypv++) {
        result = result.plus(new ObjectsPair<>(name, ccyList.get(loopccypv)), new DoubleMatrix1D(sensitivity[loopccypv]));
      }
    }
    return result;
  }
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