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blackjax bug #450

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Merged
vschutze-alt merged 3 commits into from
Apr 30, 2026
Merged

blackjax bug #450

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1ddd71e
bug
vschutze-alt Apr 29, 2026
4f08fef
bug
vschutze-alt Apr 29, 2026
943c898
fix test
vschutze-alt Apr 29, 2026
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2 changes: 1 addition & 1 deletion colibri/blackjax_fit.py
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,7 @@ def blackjax_fit(
log.info(f"Running fit with backend: {jax.default_backend()}")

# set the BlackJAX seed
rng_key = jax.random.PRNGKey(blackjax_settings["seed"])
rng_key = jax.random.PRNGKey(blackjax_settings["blackjax_seed"])
log.info(f"BlackJAX initialisation seed: {rng_key}")
n_dims = pdf_model.n_parameters
n_live = blackjax_settings["n_live"]
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2 changes: 1 addition & 1 deletion colibri/doc/sphinx/source/tutorials/running_fits/bayesian/blackjax.rst
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Expand Up @@ -111,7 +111,7 @@ Runcard
delete_fraction: 0.5
log_precision: -3
posterior_resampling_seed: 52
seed: 0
blackjax_seed: 0



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4 changes: 2 additions & 2 deletions colibri/tests/test_blackjax_fit.py
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Expand Up @@ -48,7 +48,7 @@ def mock_sample(rng_key, n_samples):
integrability_penalty = lambda pdf: jnp.array([0.0])

blackjax_settings = {
"seed": 42,
"blackjax_seed": 42,
"n_live": 50,
"delete_fraction": 0.5,
"repeats": 2,
Expand Down Expand Up @@ -103,7 +103,7 @@ def test_blackjax_fit_truncates_posterior_and_warns(caplog):
)

blackjax_settings = {
"seed": 0,
"blackjax_seed": 0,
"n_live": 4,
"delete_fraction": 0.5,
"repeats": 1,
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