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Research map / Probabilistic and scientific modeling / Variational and generative sampling

Poisson-Minibatching for Gibbs Sampling with Convergence Rate Guarantees

NeurIPS 2019 · Probabilistic and scientific modeling › Variational and generative sampling · approach: Hamiltonian Monte Carlo · 6 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use Poisson minibatching without an additional Metropolis-Hastings correctionGibbs sampling · Potts modelmarginal errorHelped
Increase λ from 0.1·L² through 1·L² to 5·L² (ablation)Poisson-Gibbs · Potts modelmarginal error convergence speed: 7, 28 and 132 average factorsHelped
Use a sufficiently large second minibatch for the Metropolis-Hastings correction (ablation)DoubleMIN-Gibbs · Potts modelmarginal error convergence: 10^4 · L^2Helped
Use Poisson minibatching with continuous-state samplingGibbs sampling · Continuous spin modelsymmetric KL divergenceNo clear effect
Use double Chebyshev approximation instead of fast inverse transform samplingPoisson-Gibbs · Continuous spin modelsymmetric KL divergence convergenceHelped
Use Chebyshev approximation rather than rejection samplingGibbs sampling · Continuous spin modelsymmetric KL divergence per runtime: greater than 300Helped
Use Poisson minibatching with continuous-state samplingGibbs sampling · Continuous spin modelsymmetric KL divergence per runtimeHelped
Use PGITS or PGDA instead of rejection samplingGibbs sampling · Truncated Gaussian mixturedensity estimate accuracy: around 1000Helped

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