v5.9.0

What's Changed

Major Changes 🛠

• Update Gamma Distribution to support new pytensor GammaRV reparameterization by @tvwenger in #6934

Bugfixes 🪲

• Fix fgraph_from_model with multivariate transformed variables by @ferrine in #6924

Documentation 📖

• Update case study to match blog post by @thompsonjjet23 in #6930
• Fix do/conditioning model docs by @juanitorduz in #6936

Maintenance 🔧

• Fix typo in pymc_overview.ipynb by @thompsonjjet23 in #6925
• Default to Scan in postprocessing of jax samplers by @ferrine in #6922

New Contributors

• @thompsonjjet23 made their first contribution in #6925
• @tvwenger made their first contribution in #6934

Full Changelog: v5.8.2...v5.9.0

v5.8.2

What's Changed

Bugfixes 🪲

• Fix bug in compute_log_likelihood when variable has dims without coords by @jaharvey8 in #6882

Full Changelog: v5.8.1...v5.8.2

v5.8.1

What's Changed

New Features 🎉

• Logprob derivation for Min of continuous IID variables by @Dhruvanshu-Joshi in #6846
• Derive logprob for exp2, log2, log10, log1p, expm1, log1mexp, log1pexp (softplus), and sigmoid transformations by @LukeLB in #6826

Bugfixes 🪲

• Fix wrong ZeroSumNormal logp expression by @lucianopaz in #6872
• Fix bug in univariate Ordered and SumTo1 transform logp by @ricardoV94 in #6903

Documentation 📖

• Link to updated PyMC port of DBDA in README by @cluhmann in #6890

Maintenance 🔧

• Reject logp derivation of binary operations with broadcasted measurable input by @shreyas3156 in #6893
• Cast ZeroSumNormal shape operations to config.floatX by @thomasjpfan in #6889
• Bump pytensor by @ricardoV94 in #6910

Full Changelog: v5.8.0...v5.8.1

v5.8.0

What's Changed

New Features 🎉

• Port do and observe functions from PyMC-Experimental by @juanitorduz in #6879
• Add ICAR distribution by @daniel-saunders-phil in #6831
• Add JAX implementation fol MatrixIsPositiveDefinite Op by @juanitorduz in #6853

Bugfixes 🪲

• Fix logcdf and icdf derivations for non-monotonically increasing transformations by @ricardoV94 in #6850

Documentation 📖

• Adding description to Gumbel Distribution by @amyoshino in #6810
• Update library citation by @aloctavodia in #6861
• Add install instructions for nutpie by @daniel-saunders-phil in #6862

Maintenance 🔧

• Add Model.to_graphviz shortcut by @juanitorduz in #6865
• Remove experimental warning from external nuts samplers. by @twiecki in #6887
• Bump PyTensor dependency by @ricardoV94 in #6881

Full Changelog: v5.7.2...v5.8.0

v5.7.2

What's Changed

Bugfixes 🪲

• Do not use seeded_test fixture in exported BaseTestDistributionRandom by @ricardoV94 in #6848

Documentation 📖

• Use ordered_univariate in documentation example of NormalMixture by @mrpg in #6842

New Contributors

• @mrpg made their first contribution in #6842

Full Changelog: v5.7.1...v5.7.2

v5.7.1

What's Changed

Bugfixes 🪲

• Fix regression #6840 by @michaelosthege in #6843

Maintenance 🔧

• Remove SeededTest class by @aerubanov in #6799

Full Changelog: v5.7.0...v5.7.1

v5.7.0

What's Changed

Major Changes 🛠

• Drop support for Python 3.8 by @ricardoV94 in #6832
• Bump PyTensor dependency by @ricardoV94 in #6830
  • PyTensor no longer allows runtime broadcasting. If you want a MutableData tensor to broadcast along an existing dimension, specify its static shape as (1,) along the relevant axis. Example: pm.MutableData("x", np.ones((1, 10)), shape=(1, None)).

New Features 🎉

• Add GP Wrapped Periodic Kernel by @jahall in #6742
• Logprob derivation for Max of continuous IID variables by @Dhruvanshu-Joshi in #6769

Bugfixes 🪲

• Fixes for the McBackend adapter by @michaelosthege in #6835

Documentation 📖

• Don't use size and simplify dims example in dimensionality notebook by @ricardoV94 in #6829

Maintenance 🔧

• GP Covariance Function Type Hints by @jahall in #6740
• Restrict domain on alpha in the CAR distribution by @daniel-saunders-phil in #6801

Full Changelog: v5.6.1...v5.7.0

v5.6.1

What's Changed

Bugfixes 🪲

• Allow creating CustomDist inside another CustomDist by @ricardoV94 in #6822

Documentation 📖

• Fix mathematical notation in conditional_logprob docstrings by @amyoshino in #6821

Maintenance 🔧

• replacing pytensor-devs for aesara-devs by @amyoshino in #6817
• Prevent unbound trace due to type hints by @thomasaarholt in #6809
• Update hyperlinks in GLM core notebook by @daniel-saunders-phil in #6824

Full Changelog: v5.6.0...v5.6.1

v5.6.0

What's Changed

Major Changes 🛠

• Rewrite logp graph before taking the gradient by @dehorsley in #6736
• Support automatic imputation for multivariate and symbolic distributions by @ricardoV94 in #6797

New Features 🎉

• Probabilty inference for arc transformations by @LukeLB in #6775
• Add icdf function for Cauchy and Logistic distributions by @amyoshino in #6747
• Add icdf functions for Lognormal, Half Cauchy and Half Normal distributions by @amyoshino in #6766
• Add icdf functions for Moyal, Gumbel, Triangular and Weibull distributions by @amyoshino in #6802
• Allow non-scalar measurable switch mixtures by @ricardoV94 in #6796

Bugfixes 🪲

• squeeze dim_0 dimensions for scalars away by @TimOliverMaier in #6764
• NotImplementedError for icdf of non-injective MeasurableTransforms by @ricardoV94 in #6793

Documentation 📖

• Logprob docs by @ricardoV94 in #6762
• Simplify Potential docstrings and examples by @ricardoV94 in #6772
• Fix broken link by @eeriksp in #6767
• speed-up doc building and fix several issues by @OriolAbril in #6781

Maintenance 🔧

• Removed **kwargs from sample_numpyro_nuts and sample_blackjax_nuts by @fonnesbeck in #6768
• Sponsor: add ODSC logo to README.rst by @reshamas in #6770
• Fix typos in PolyaGamma's docstring by @aleicazatti in #6672
• fixing links to images in the pymc_pytensor.ipynb notebook by @jaharvey8 in #6739
• Better coverage for float32 tests by @ferrine in #6780
• Allow creating SymbolicRandomVariables inside CustomDist by @ricardoV94 in #6805

New Contributors

• @jaharvey8 made their first contribution in #6739
• @eeriksp made their first contribution in #6767

Full Changelog: v5.5.0...v5.6.0

v5.5.0

What's Changed

Major Changes 🛠

• Rename basic "joint_logprob" functions to "conditional_logp" by @ricardoV94 in #6760

New Features 🎉

• Allow CustomDist with inferred logp in Mixture by @ricardoV94 in #6746

Bugfixes 🪲

• Fix bug in switch mixture logp by @ricardoV94 in #6765

Maintenance 🔧

• Version change in the docs installation command by @error9098x in #6752
• uncommented bambi lines by @GeoffNordling in #6749
• More informative error message for unused step sampler arguments by @jahall in #6738

New Contributors

• @error9098x made their first contribution in #6752
• @GeoffNordling made their first contribution in #6749
• @jahall made their first contribution in #6738

Full Changelog: v5.4.1...v5.5.0