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emcee: vectorize sampling since all ln_pdfs accept numpy arrays #346

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Apr 19, 2024
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emcee: vectorize sampling since all ln_pdfs accept numpy arrays #346

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2 changes: 1 addition & 1 deletion src/gstools/random/rng.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ def sample_ln_pdf(
self.random.rand(nwalkers).reshape((nwalkers, 1)) * sample_around
)
# initialize the sampler
sampler = mc.EnsembleSampler(nwalkers, 1, ln_pdf)
sampler = mc.EnsembleSampler(nwalkers, 1, ln_pdf, vectorize=True)
# burn in phase with saving of last position
initial_state = State(init_guess, copy=True)
initial_state.random_state = self.random.get_state()
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