Issues

• Spec: xarray bridge — from_xarray / GridSpec round trip (pre-v1.0)

  bugdocumentationenhancementgood first issuegpsgpu-supportjax-compatibilitykernelsnumerical-stabilityoptimizationperformanceready-for-agent
  QuantClimate/GPJax#782 · Filter by author thomaspinder opened on Sep 27, 2026

• DualVariationalGaussian can leave the PD cone / NaN under plain fit() despite dual_elbo docstring calling it valid

  bugdocumentationgpsjax-compatibilitynumerical-stabilityoptimizationvariational
  QuantClimate/GPJax#751 · Filter by author thomaspinder opened on Aug 7, 2026

• Spec: didactic marimo notebook recreating arXiv:2608.04664 (soft-noncrossing Bayesian panel QR) with GPJax v1.0 + NumPyro

  bugdocumentationgpsjax-compatibilitykernelslikelihoodsnumerical-stabilityoptimizationperformanceready-for-agent
  QuantClimate/GPJax#746 · Filter by author thomaspinder opened on Aug 6, 2026

• GaussianDistribution.kl_divergence raises for BlockDiag and Kronecker covariances

  bugjax-compatibilitynumerical-stability
  QuantClimate/GPJax#709 · Filter by author thomaspinder opened on Jul 26, 2026

• dev: Adopt the abstract/final pattern from Equinox

  bugdocumentationenhancementjax-compatibilitykernels
  QuantClimate/GPJax#695 · Filter by author TobyBoyne opened on Jul 10, 2026

• Merge _newton_girard and _newton_girard_matrices (OAK/Sobol)

  bugdocumentationjax-compatibilitykernelsrefactoring
  QuantClimate/GPJax#683 · Filter by author thomaspinder opened on Jul 2, 2026

• OILMM predict defaults to a dense O(M N² P²) covariance

  bugenhancementgpsjax-compatibilityperformance
  QuantClimate/GPJax#682 · Filter by author thomaspinder opened on Jul 2, 2026

• Delete the dead _gram computation method (RFF computes features twice)

  bugjax-compatibilitykernelsperformancerefactoring
  QuantClimate/GPJax#679 · Filter by author thomaspinder opened on Jul 2, 2026

• State-space RTS smoother is covariance-form despite 'square-root' docstring

  bugdocumentationenhancementgpsjax-compatibilitynumerical-stabilityoptimization
  QuantClimate/GPJax#668 · Filter by author thomaspinder opened on Jul 2, 2026

• Natural/Expectation variational families lack NGD machinery and can leave the PD cone

  bugdocumentationenhancementjax-compatibilitynumerical-stabilityoptimizationvariational
  QuantClimate/GPJax#666 · Filter by author thomaspinder opened on Jul 2, 2026

• Wire bench-check into all-tests poe sequence (post-bench-bootstrap)

  bugdocumentationnumerical-stabilityperformance
  QuantClimate/GPJax#638 · Filter by author thomaspinder opened on May 1, 2026

• feat: Adding prior regularisation to marginal likelihood fit

  documentationenhancementgpsjax-compatibilitylikelihoodsnumerical-stabilityoptimizationstale
  QuantClimate/GPJax#515 · Filter by author theo-brown opened on May 19, 2025
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