[3.4.0] - 2021-06-28

Added

• New B-spline bases
  • Extended not-a-knot B-splines
  • Boundaryless not-a-knot B-splines
• New convenience classes for surrogates and response surfaces
  • ResponseSurface
  • SplineResponseSurface
  • SplineResponseSurfaceVector
• Vector refinement functors
  • VectorSurplusRefinementFunctor
  • VectorDistributionRefinementFunctor
• OperationWeightedQuadrature for the calculation of means
• OperationWeightedSecondMoment for the calculation of variances
• New methods for the datamining pipeline
  • Density Difference Estimation (with similar properties and features as Density Estimation)
  • Density Ratio Estimation (with similar properties and features as Least Squares Regression)
• Truncated combination grid functionality (#197)

Changed

• Add GitHub actions CI and moved Windows tests there (#252)

Fixed

• DataMatrix::resizeToSubMatrix off-by-two error (#232)
• Fixed various small build bugs discovered when creating/updating the SGpp Spack package (#229 #235 #241)

Removed

• Java support deprecated (#256)